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d="scan'208";a="126179489" Subject: [PATCH 02/10] autofs4 - use autofs instead of autofs4 everywhere From: Ian Kent To: Andrew Morton Cc: linux-fsdevel , autofs mailing list , Kernel Mailing List Date: Mon, 14 May 2018 11:03:56 +0800 Message-ID: <152626703688.28589.8315406711135226803.stgit@pluto.themaw.net> In-Reply-To: <152626703024.28589.9571964661718767929.stgit@pluto.themaw.net> References: <152626703024.28589.9571964661718767929.stgit@pluto.themaw.net> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-fsdevel-owner@vger.kernel.org X-Mailing-List: linux-fsdevel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Update naming within autofs source to be consistent by changing occurrences of autofs4 to autofs. Signed-off-by: Ian Kent --- fs/autofs4/autofs_i.h | 88 ++++++++-------- fs/autofs4/dev-ioctl.c | 18 ++- fs/autofs4/expire.c | 132 ++++++++++++----------- fs/autofs4/init.c | 12 +- fs/autofs4/inode.c | 48 ++++----- fs/autofs4/root.c | 271 ++++++++++++++++++++++++------------------------ fs/autofs4/symlink.c | 16 +-- fs/autofs4/waitq.c | 53 +++++---- 8 files changed, 319 insertions(+), 319 deletions(-) diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h index 01636f3945d5..9110b66c7ef1 100644 --- a/fs/autofs4/autofs_i.h +++ b/fs/autofs4/autofs_i.h @@ -122,44 +122,44 @@ struct autofs_sb_info { struct rcu_head rcu; }; -static inline struct autofs_sb_info *autofs4_sbi(struct super_block *sb) +static inline struct autofs_sb_info *autofs_sbi(struct super_block *sb) { return (struct autofs_sb_info *)(sb->s_fs_info); } -static inline struct autofs_info *autofs4_dentry_ino(struct dentry *dentry) +static inline struct autofs_info *autofs_dentry_ino(struct dentry *dentry) { return (struct autofs_info *)(dentry->d_fsdata); } -/* autofs4_oz_mode(): do we see the man behind the curtain? (The +/* autofs_oz_mode(): do we see the man behind the curtain? (The * processes which do manipulations for us in user space sees the raw * filesystem without "magic".) */ -static inline int autofs4_oz_mode(struct autofs_sb_info *sbi) +static inline int autofs_oz_mode(struct autofs_sb_info *sbi) { return sbi->catatonic || task_pgrp(current) == sbi->oz_pgrp; } -struct inode *autofs4_get_inode(struct super_block *, umode_t); -void autofs4_free_ino(struct autofs_info *); +struct inode *autofs_get_inode(struct super_block *, umode_t); +void autofs_free_ino(struct autofs_info *); /* Expiration */ -int is_autofs4_dentry(struct dentry *); -int autofs4_expire_wait(const struct path *path, int rcu_walk); -int autofs4_expire_run(struct super_block *, struct vfsmount *, - struct autofs_sb_info *, - struct autofs_packet_expire __user *); -int autofs4_do_expire_multi(struct super_block *sb, struct vfsmount *mnt, - struct autofs_sb_info *sbi, int when); -int autofs4_expire_multi(struct super_block *, struct vfsmount *, - struct autofs_sb_info *, int __user *); -struct dentry *autofs4_expire_direct(struct super_block *sb, - struct vfsmount *mnt, - struct autofs_sb_info *sbi, int how); -struct dentry *autofs4_expire_indirect(struct super_block *sb, - struct vfsmount *mnt, - struct autofs_sb_info *sbi, int how); +int is_autofs_dentry(struct dentry *); +int autofs_expire_wait(const struct path *path, int rcu_walk); +int autofs_expire_run(struct super_block *, struct vfsmount *, + struct autofs_sb_info *, + struct autofs_packet_expire __user *); +int autofs_do_expire_multi(struct super_block *sb, struct vfsmount *mnt, + struct autofs_sb_info *sbi, int when); +int autofs_expire_multi(struct super_block *, struct vfsmount *, + struct autofs_sb_info *, int __user *); +struct dentry *autofs_expire_direct(struct super_block *sb, + struct vfsmount *mnt, + struct autofs_sb_info *sbi, int how); +struct dentry *autofs_expire_indirect(struct super_block *sb, + struct vfsmount *mnt, + struct autofs_sb_info *sbi, int how); /* Device node initialization */ @@ -168,11 +168,11 @@ void autofs_dev_ioctl_exit(void); /* Operations structures */ -extern const struct inode_operations autofs4_symlink_inode_operations; -extern const struct inode_operations autofs4_dir_inode_operations; -extern const struct file_operations autofs4_dir_operations; -extern const struct file_operations autofs4_root_operations; -extern const struct dentry_operations autofs4_dentry_operations; +extern const struct inode_operations autofs_symlink_inode_operations; +extern const struct inode_operations autofs_dir_inode_operations; +extern const struct file_operations autofs_dir_operations; +extern const struct file_operations autofs_root_operations; +extern const struct dentry_operations autofs_dentry_operations; /* VFS automount flags management functions */ static inline void __managed_dentry_set_managed(struct dentry *dentry) @@ -201,9 +201,9 @@ static inline void managed_dentry_clear_managed(struct dentry *dentry) /* Initializing function */ -int autofs4_fill_super(struct super_block *, void *, int); -struct autofs_info *autofs4_new_ino(struct autofs_sb_info *); -void autofs4_clean_ino(struct autofs_info *); +int autofs_fill_super(struct super_block *, void *, int); +struct autofs_info *autofs_new_ino(struct autofs_sb_info *); +void autofs_clean_ino(struct autofs_info *); static inline int autofs_prepare_pipe(struct file *pipe) { @@ -218,25 +218,25 @@ static inline int autofs_prepare_pipe(struct file *pipe) /* Queue management functions */ -int autofs4_wait(struct autofs_sb_info *, +int autofs_wait(struct autofs_sb_info *, const struct path *, enum autofs_notify); -int autofs4_wait_release(struct autofs_sb_info *, autofs_wqt_t, int); -void autofs4_catatonic_mode(struct autofs_sb_info *); +int autofs_wait_release(struct autofs_sb_info *, autofs_wqt_t, int); +void autofs_catatonic_mode(struct autofs_sb_info *); -static inline u32 autofs4_get_dev(struct autofs_sb_info *sbi) +static inline u32 autofs_get_dev(struct autofs_sb_info *sbi) { return new_encode_dev(sbi->sb->s_dev); } -static inline u64 autofs4_get_ino(struct autofs_sb_info *sbi) +static inline u64 autofs_get_ino(struct autofs_sb_info *sbi) { return d_inode(sbi->sb->s_root)->i_ino; } -static inline void __autofs4_add_expiring(struct dentry *dentry) +static inline void __autofs_add_expiring(struct dentry *dentry) { - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); if (ino) { if (list_empty(&ino->expiring)) @@ -244,10 +244,10 @@ static inline void __autofs4_add_expiring(struct dentry *dentry) } } -static inline void autofs4_add_expiring(struct dentry *dentry) +static inline void autofs_add_expiring(struct dentry *dentry) { - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); if (ino) { spin_lock(&sbi->lookup_lock); @@ -257,10 +257,10 @@ static inline void autofs4_add_expiring(struct dentry *dentry) } } -static inline void autofs4_del_expiring(struct dentry *dentry) +static inline void autofs_del_expiring(struct dentry *dentry) { - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); if (ino) { spin_lock(&sbi->lookup_lock); @@ -270,4 +270,4 @@ static inline void autofs4_del_expiring(struct dentry *dentry) } } -void autofs4_kill_sb(struct super_block *); +void autofs_kill_sb(struct super_block *); diff --git a/fs/autofs4/dev-ioctl.c b/fs/autofs4/dev-ioctl.c index 26f6b4f41ce6..a2281ab2b957 100644 --- a/fs/autofs4/dev-ioctl.c +++ b/fs/autofs4/dev-ioctl.c @@ -166,7 +166,7 @@ static struct autofs_sb_info *autofs_dev_ioctl_sbi(struct file *f) if (f) { inode = file_inode(f); - sbi = autofs4_sbi(inode->i_sb); + sbi = autofs_sbi(inode->i_sb); } return sbi; } @@ -236,7 +236,7 @@ static int test_by_dev(const struct path *path, void *p) static int test_by_type(const struct path *path, void *p) { - struct autofs_info *ino = autofs4_dentry_ino(path->dentry); + struct autofs_info *ino = autofs_dentry_ino(path->dentry); return ino && ino->sbi->type & *(unsigned *)p; } @@ -324,7 +324,7 @@ static int autofs_dev_ioctl_ready(struct file *fp, autofs_wqt_t token; token = (autofs_wqt_t) param->ready.token; - return autofs4_wait_release(sbi, token, 0); + return autofs_wait_release(sbi, token, 0); } /* @@ -340,7 +340,7 @@ static int autofs_dev_ioctl_fail(struct file *fp, token = (autofs_wqt_t) param->fail.token; status = param->fail.status < 0 ? param->fail.status : -ENOENT; - return autofs4_wait_release(sbi, token, status); + return autofs_wait_release(sbi, token, status); } /* @@ -412,7 +412,7 @@ static int autofs_dev_ioctl_catatonic(struct file *fp, struct autofs_sb_info *sbi, struct autofs_dev_ioctl *param) { - autofs4_catatonic_mode(sbi); + autofs_catatonic_mode(sbi); return 0; } @@ -459,10 +459,10 @@ static int autofs_dev_ioctl_requester(struct file *fp, if (err) goto out; - ino = autofs4_dentry_ino(path.dentry); + ino = autofs_dentry_ino(path.dentry); if (ino) { err = 0; - autofs4_expire_wait(&path, 0); + autofs_expire_wait(&path, 0); spin_lock(&sbi->fs_lock); param->requester.uid = from_kuid_munged(current_user_ns(), ino->uid); @@ -489,7 +489,7 @@ static int autofs_dev_ioctl_expire(struct file *fp, how = param->expire.how; mnt = fp->f_path.mnt; - return autofs4_do_expire_multi(sbi->sb, mnt, sbi, how); + return autofs_do_expire_multi(sbi->sb, mnt, sbi, how); } /* Check if autofs mount point is in use */ @@ -686,7 +686,7 @@ static int _autofs_dev_ioctl(unsigned int command, * Admin needs to be able to set the mount catatonic in * order to be able to perform the re-open. */ - if (!autofs4_oz_mode(sbi) && + if (!autofs_oz_mode(sbi) && cmd != AUTOFS_DEV_IOCTL_CATATONIC_CMD) { err = -EACCES; fput(fp); diff --git a/fs/autofs4/expire.c b/fs/autofs4/expire.c index 57725d4a8c59..36f16b67a3bf 100644 --- a/fs/autofs4/expire.c +++ b/fs/autofs4/expire.c @@ -13,10 +13,10 @@ static unsigned long now; /* Check if a dentry can be expired */ -static inline int autofs4_can_expire(struct dentry *dentry, - unsigned long timeout, int do_now) +static inline int autofs_can_expire(struct dentry *dentry, + unsigned long timeout, int do_now) { - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_info *ino = autofs_dentry_ino(dentry); /* dentry in the process of being deleted */ if (ino == NULL) @@ -31,7 +31,7 @@ static inline int autofs4_can_expire(struct dentry *dentry, } /* Check a mount point for busyness */ -static int autofs4_mount_busy(struct vfsmount *mnt, struct dentry *dentry) +static int autofs_mount_busy(struct vfsmount *mnt, struct dentry *dentry) { struct dentry *top = dentry; struct path path = {.mnt = mnt, .dentry = dentry}; @@ -44,8 +44,8 @@ static int autofs4_mount_busy(struct vfsmount *mnt, struct dentry *dentry) if (!follow_down_one(&path)) goto done; - if (is_autofs4_dentry(path.dentry)) { - struct autofs_sb_info *sbi = autofs4_sbi(path.dentry->d_sb); + if (is_autofs_dentry(path.dentry)) { + struct autofs_sb_info *sbi = autofs_sbi(path.dentry->d_sb); /* This is an autofs submount, we can't expire it */ if (autofs_type_indirect(sbi->type)) @@ -56,7 +56,7 @@ static int autofs4_mount_busy(struct vfsmount *mnt, struct dentry *dentry) if (!may_umount_tree(path.mnt)) { struct autofs_info *ino; - ino = autofs4_dentry_ino(top); + ino = autofs_dentry_ino(top); ino->last_used = jiffies; goto done; } @@ -74,7 +74,7 @@ static int autofs4_mount_busy(struct vfsmount *mnt, struct dentry *dentry) static struct dentry *get_next_positive_subdir(struct dentry *prev, struct dentry *root) { - struct autofs_sb_info *sbi = autofs4_sbi(root->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(root->d_sb); struct list_head *next; struct dentry *q; @@ -121,7 +121,7 @@ static struct dentry *get_next_positive_subdir(struct dentry *prev, static struct dentry *get_next_positive_dentry(struct dentry *prev, struct dentry *root) { - struct autofs_sb_info *sbi = autofs4_sbi(root->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(root->d_sb); struct list_head *next; struct dentry *p, *ret; @@ -184,10 +184,10 @@ static struct dentry *get_next_positive_dentry(struct dentry *prev, * The tree is not busy iff no mountpoints are busy and there are no * autofs submounts. */ -static int autofs4_direct_busy(struct vfsmount *mnt, - struct dentry *top, - unsigned long timeout, - int do_now) +static int autofs_direct_busy(struct vfsmount *mnt, + struct dentry *top, + unsigned long timeout, + int do_now) { pr_debug("top %p %pd\n", top, top); @@ -195,14 +195,14 @@ static int autofs4_direct_busy(struct vfsmount *mnt, if (!may_umount_tree(mnt)) { struct autofs_info *ino; - ino = autofs4_dentry_ino(top); + ino = autofs_dentry_ino(top); if (ino) ino->last_used = jiffies; return 1; } /* Timeout of a direct mount is determined by its top dentry */ - if (!autofs4_can_expire(top, timeout, do_now)) + if (!autofs_can_expire(top, timeout, do_now)) return 1; return 0; @@ -212,12 +212,12 @@ static int autofs4_direct_busy(struct vfsmount *mnt, * Check a directory tree of mount points for busyness * The tree is not busy iff no mountpoints are busy */ -static int autofs4_tree_busy(struct vfsmount *mnt, - struct dentry *top, - unsigned long timeout, - int do_now) +static int autofs_tree_busy(struct vfsmount *mnt, + struct dentry *top, + unsigned long timeout, + int do_now) { - struct autofs_info *top_ino = autofs4_dentry_ino(top); + struct autofs_info *top_ino = autofs_dentry_ino(top); struct dentry *p; pr_debug("top %p %pd\n", top, top); @@ -237,13 +237,13 @@ static int autofs4_tree_busy(struct vfsmount *mnt, * If the fs is busy update the expiry counter. */ if (d_mountpoint(p)) { - if (autofs4_mount_busy(mnt, p)) { + if (autofs_mount_busy(mnt, p)) { top_ino->last_used = jiffies; dput(p); return 1; } } else { - struct autofs_info *ino = autofs4_dentry_ino(p); + struct autofs_info *ino = autofs_dentry_ino(p); unsigned int ino_count = atomic_read(&ino->count); /* allow for dget above and top is already dgot */ @@ -261,16 +261,16 @@ static int autofs4_tree_busy(struct vfsmount *mnt, } /* Timeout of a tree mount is ultimately determined by its top dentry */ - if (!autofs4_can_expire(top, timeout, do_now)) + if (!autofs_can_expire(top, timeout, do_now)) return 1; return 0; } -static struct dentry *autofs4_check_leaves(struct vfsmount *mnt, - struct dentry *parent, - unsigned long timeout, - int do_now) +static struct dentry *autofs_check_leaves(struct vfsmount *mnt, + struct dentry *parent, + unsigned long timeout, + int do_now) { struct dentry *p; @@ -282,11 +282,11 @@ static struct dentry *autofs4_check_leaves(struct vfsmount *mnt, if (d_mountpoint(p)) { /* Can we umount this guy */ - if (autofs4_mount_busy(mnt, p)) + if (autofs_mount_busy(mnt, p)) continue; /* Can we expire this guy */ - if (autofs4_can_expire(p, timeout, do_now)) + if (autofs_can_expire(p, timeout, do_now)) return p; } } @@ -294,10 +294,10 @@ static struct dentry *autofs4_check_leaves(struct vfsmount *mnt, } /* Check if we can expire a direct mount (possibly a tree) */ -struct dentry *autofs4_expire_direct(struct super_block *sb, - struct vfsmount *mnt, - struct autofs_sb_info *sbi, - int how) +struct dentry *autofs_expire_direct(struct super_block *sb, + struct vfsmount *mnt, + struct autofs_sb_info *sbi, + int how) { unsigned long timeout; struct dentry *root = dget(sb->s_root); @@ -310,9 +310,9 @@ struct dentry *autofs4_expire_direct(struct super_block *sb, now = jiffies; timeout = sbi->exp_timeout; - if (!autofs4_direct_busy(mnt, root, timeout, do_now)) { + if (!autofs_direct_busy(mnt, root, timeout, do_now)) { spin_lock(&sbi->fs_lock); - ino = autofs4_dentry_ino(root); + ino = autofs_dentry_ino(root); /* No point expiring a pending mount */ if (ino->flags & AUTOFS_INF_PENDING) { spin_unlock(&sbi->fs_lock); @@ -321,7 +321,7 @@ struct dentry *autofs4_expire_direct(struct super_block *sb, ino->flags |= AUTOFS_INF_WANT_EXPIRE; spin_unlock(&sbi->fs_lock); synchronize_rcu(); - if (!autofs4_direct_busy(mnt, root, timeout, do_now)) { + if (!autofs_direct_busy(mnt, root, timeout, do_now)) { spin_lock(&sbi->fs_lock); ino->flags |= AUTOFS_INF_EXPIRING; init_completion(&ino->expire_complete); @@ -350,7 +350,7 @@ static struct dentry *should_expire(struct dentry *dentry, { int do_now = how & AUTOFS_EXP_IMMEDIATE; int exp_leaves = how & AUTOFS_EXP_LEAVES; - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_info *ino = autofs_dentry_ino(dentry); unsigned int ino_count; /* No point expiring a pending mount */ @@ -367,11 +367,11 @@ static struct dentry *should_expire(struct dentry *dentry, pr_debug("checking mountpoint %p %pd\n", dentry, dentry); /* Can we umount this guy */ - if (autofs4_mount_busy(mnt, dentry)) + if (autofs_mount_busy(mnt, dentry)) return NULL; /* Can we expire this guy */ - if (autofs4_can_expire(dentry, timeout, do_now)) + if (autofs_can_expire(dentry, timeout, do_now)) return dentry; return NULL; } @@ -382,7 +382,7 @@ static struct dentry *should_expire(struct dentry *dentry, * A symlink can't be "busy" in the usual sense so * just check last used for expire timeout. */ - if (autofs4_can_expire(dentry, timeout, do_now)) + if (autofs_can_expire(dentry, timeout, do_now)) return dentry; return NULL; } @@ -397,7 +397,7 @@ static struct dentry *should_expire(struct dentry *dentry, if (d_count(dentry) > ino_count) return NULL; - if (!autofs4_tree_busy(mnt, dentry, timeout, do_now)) + if (!autofs_tree_busy(mnt, dentry, timeout, do_now)) return dentry; /* * Case 3: pseudo direct mount, expire individual leaves @@ -411,7 +411,7 @@ static struct dentry *should_expire(struct dentry *dentry, if (d_count(dentry) > ino_count) return NULL; - expired = autofs4_check_leaves(mnt, dentry, timeout, do_now); + expired = autofs_check_leaves(mnt, dentry, timeout, do_now); if (expired) { if (expired == dentry) dput(dentry); @@ -427,10 +427,10 @@ static struct dentry *should_expire(struct dentry *dentry, * - it is unused by any user process * - it has been unused for exp_timeout time */ -struct dentry *autofs4_expire_indirect(struct super_block *sb, - struct vfsmount *mnt, - struct autofs_sb_info *sbi, - int how) +struct dentry *autofs_expire_indirect(struct super_block *sb, + struct vfsmount *mnt, + struct autofs_sb_info *sbi, + int how) { unsigned long timeout; struct dentry *root = sb->s_root; @@ -450,7 +450,7 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb, int flags = how; spin_lock(&sbi->fs_lock); - ino = autofs4_dentry_ino(dentry); + ino = autofs_dentry_ino(dentry); if (ino->flags & AUTOFS_INF_WANT_EXPIRE) { spin_unlock(&sbi->fs_lock); continue; @@ -462,7 +462,7 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb, continue; spin_lock(&sbi->fs_lock); - ino = autofs4_dentry_ino(expired); + ino = autofs_dentry_ino(expired); ino->flags |= AUTOFS_INF_WANT_EXPIRE; spin_unlock(&sbi->fs_lock); synchronize_rcu(); @@ -498,11 +498,11 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb, return expired; } -int autofs4_expire_wait(const struct path *path, int rcu_walk) +int autofs_expire_wait(const struct path *path, int rcu_walk) { struct dentry *dentry = path->dentry; - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); int status; int state; @@ -529,7 +529,7 @@ int autofs4_expire_wait(const struct path *path, int rcu_walk) pr_debug("waiting for expire %p name=%pd\n", dentry, dentry); - status = autofs4_wait(sbi, path, NFY_NONE); + status = autofs_wait(sbi, path, NFY_NONE); wait_for_completion(&ino->expire_complete); pr_debug("expire done status=%d\n", status); @@ -545,10 +545,10 @@ int autofs4_expire_wait(const struct path *path, int rcu_walk) } /* Perform an expiry operation */ -int autofs4_expire_run(struct super_block *sb, - struct vfsmount *mnt, - struct autofs_sb_info *sbi, - struct autofs_packet_expire __user *pkt_p) +int autofs_expire_run(struct super_block *sb, + struct vfsmount *mnt, + struct autofs_sb_info *sbi, + struct autofs_packet_expire __user *pkt_p) { struct autofs_packet_expire pkt; struct autofs_info *ino; @@ -560,7 +560,7 @@ int autofs4_expire_run(struct super_block *sb, pkt.hdr.proto_version = sbi->version; pkt.hdr.type = autofs_ptype_expire; - dentry = autofs4_expire_indirect(sb, mnt, sbi, 0); + dentry = autofs_expire_indirect(sb, mnt, sbi, 0); if (!dentry) return -EAGAIN; @@ -573,7 +573,7 @@ int autofs4_expire_run(struct super_block *sb, ret = -EFAULT; spin_lock(&sbi->fs_lock); - ino = autofs4_dentry_ino(dentry); + ino = autofs_dentry_ino(dentry); /* avoid rapid-fire expire attempts if expiry fails */ ino->last_used = now; ino->flags &= ~(AUTOFS_INF_EXPIRING|AUTOFS_INF_WANT_EXPIRE); @@ -583,25 +583,25 @@ int autofs4_expire_run(struct super_block *sb, return ret; } -int autofs4_do_expire_multi(struct super_block *sb, struct vfsmount *mnt, - struct autofs_sb_info *sbi, int when) +int autofs_do_expire_multi(struct super_block *sb, struct vfsmount *mnt, + struct autofs_sb_info *sbi, int when) { struct dentry *dentry; int ret = -EAGAIN; if (autofs_type_trigger(sbi->type)) - dentry = autofs4_expire_direct(sb, mnt, sbi, when); + dentry = autofs_expire_direct(sb, mnt, sbi, when); else - dentry = autofs4_expire_indirect(sb, mnt, sbi, when); + dentry = autofs_expire_indirect(sb, mnt, sbi, when); if (dentry) { - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_info *ino = autofs_dentry_ino(dentry); const struct path path = { .mnt = mnt, .dentry = dentry }; /* This is synchronous because it makes the daemon a * little easier */ - ret = autofs4_wait(sbi, &path, NFY_EXPIRE); + ret = autofs_wait(sbi, &path, NFY_EXPIRE); spin_lock(&sbi->fs_lock); /* avoid rapid-fire expire attempts if expiry fails */ @@ -619,7 +619,7 @@ int autofs4_do_expire_multi(struct super_block *sb, struct vfsmount *mnt, * Call repeatedly until it returns -EAGAIN, meaning there's nothing * more to be done. */ -int autofs4_expire_multi(struct super_block *sb, struct vfsmount *mnt, +int autofs_expire_multi(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, int __user *arg) { int do_now = 0; @@ -627,6 +627,6 @@ int autofs4_expire_multi(struct super_block *sb, struct vfsmount *mnt, if (arg && get_user(do_now, arg)) return -EFAULT; - return autofs4_do_expire_multi(sb, mnt, sbi, do_now); + return autofs_do_expire_multi(sb, mnt, sbi, do_now); } diff --git a/fs/autofs4/init.c b/fs/autofs4/init.c index 8cf0e63389ae..16fb61315843 100644 --- a/fs/autofs4/init.c +++ b/fs/autofs4/init.c @@ -13,18 +13,18 @@ static struct dentry *autofs_mount(struct file_system_type *fs_type, int flags, const char *dev_name, void *data) { - return mount_nodev(fs_type, flags, data, autofs4_fill_super); + return mount_nodev(fs_type, flags, data, autofs_fill_super); } static struct file_system_type autofs_fs_type = { .owner = THIS_MODULE, .name = "autofs", .mount = autofs_mount, - .kill_sb = autofs4_kill_sb, + .kill_sb = autofs_kill_sb, }; MODULE_ALIAS_FS("autofs"); -static int __init init_autofs4_fs(void) +static int __init init_autofs_fs(void) { int err; @@ -37,12 +37,12 @@ static int __init init_autofs4_fs(void) return err; } -static void __exit exit_autofs4_fs(void) +static void __exit exit_autofs_fs(void) { autofs_dev_ioctl_exit(); unregister_filesystem(&autofs_fs_type); } -module_init(init_autofs4_fs) -module_exit(exit_autofs4_fs) +module_init(init_autofs_fs) +module_exit(exit_autofs_fs) MODULE_LICENSE("GPL"); diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c index 09e7d68dff02..6262819ede45 100644 --- a/fs/autofs4/inode.c +++ b/fs/autofs4/inode.c @@ -18,7 +18,7 @@ #include "autofs_i.h" #include -struct autofs_info *autofs4_new_ino(struct autofs_sb_info *sbi) +struct autofs_info *autofs_new_ino(struct autofs_sb_info *sbi) { struct autofs_info *ino; @@ -32,21 +32,21 @@ struct autofs_info *autofs4_new_ino(struct autofs_sb_info *sbi) return ino; } -void autofs4_clean_ino(struct autofs_info *ino) +void autofs_clean_ino(struct autofs_info *ino) { ino->uid = GLOBAL_ROOT_UID; ino->gid = GLOBAL_ROOT_GID; ino->last_used = jiffies; } -void autofs4_free_ino(struct autofs_info *ino) +void autofs_free_ino(struct autofs_info *ino) { kfree(ino); } -void autofs4_kill_sb(struct super_block *sb) +void autofs_kill_sb(struct super_block *sb) { - struct autofs_sb_info *sbi = autofs4_sbi(sb); + struct autofs_sb_info *sbi = autofs_sbi(sb); /* * In the event of a failure in get_sb_nodev the superblock @@ -56,7 +56,7 @@ void autofs4_kill_sb(struct super_block *sb) */ if (sbi) { /* Free wait queues, close pipe */ - autofs4_catatonic_mode(sbi); + autofs_catatonic_mode(sbi); put_pid(sbi->oz_pgrp); } @@ -66,9 +66,9 @@ void autofs4_kill_sb(struct super_block *sb) kfree_rcu(sbi, rcu); } -static int autofs4_show_options(struct seq_file *m, struct dentry *root) +static int autofs_show_options(struct seq_file *m, struct dentry *root) { - struct autofs_sb_info *sbi = autofs4_sbi(root->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(root->d_sb); struct inode *root_inode = d_inode(root->d_sb->s_root); if (!sbi) @@ -101,16 +101,16 @@ static int autofs4_show_options(struct seq_file *m, struct dentry *root) return 0; } -static void autofs4_evict_inode(struct inode *inode) +static void autofs_evict_inode(struct inode *inode) { clear_inode(inode); kfree(inode->i_private); } -static const struct super_operations autofs4_sops = { +static const struct super_operations autofs_sops = { .statfs = simple_statfs, - .show_options = autofs4_show_options, - .evict_inode = autofs4_evict_inode, + .show_options = autofs_show_options, + .evict_inode = autofs_evict_inode, }; enum {Opt_err, Opt_fd, Opt_uid, Opt_gid, Opt_pgrp, Opt_minproto, Opt_maxproto, @@ -206,7 +206,7 @@ static int parse_options(char *options, int *pipefd, kuid_t *uid, kgid_t *gid, return (*pipefd < 0); } -int autofs4_fill_super(struct super_block *s, void *data, int silent) +int autofs_fill_super(struct super_block *s, void *data, int silent) { struct inode *root_inode; struct dentry *root; @@ -246,19 +246,19 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) s->s_blocksize = 1024; s->s_blocksize_bits = 10; s->s_magic = AUTOFS_SUPER_MAGIC; - s->s_op = &autofs4_sops; - s->s_d_op = &autofs4_dentry_operations; + s->s_op = &autofs_sops; + s->s_d_op = &autofs_dentry_operations; s->s_time_gran = 1; /* * Get the root inode and dentry, but defer checking for errors. */ - ino = autofs4_new_ino(sbi); + ino = autofs_new_ino(sbi); if (!ino) { ret = -ENOMEM; goto fail_free; } - root_inode = autofs4_get_inode(s, S_IFDIR | 0755); + root_inode = autofs_get_inode(s, S_IFDIR | 0755); root = d_make_root(root_inode); if (!root) goto fail_ino; @@ -305,8 +305,8 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) if (autofs_type_trigger(sbi->type)) __managed_dentry_set_managed(root); - root_inode->i_fop = &autofs4_root_operations; - root_inode->i_op = &autofs4_dir_inode_operations; + root_inode->i_fop = &autofs_root_operations; + root_inode->i_op = &autofs_dir_inode_operations; pr_debug("pipe fd = %d, pgrp = %u\n", pipefd, pid_nr(sbi->oz_pgrp)); pipe = fget(pipefd); @@ -340,14 +340,14 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) dput(root); goto fail_free; fail_ino: - autofs4_free_ino(ino); + autofs_free_ino(ino); fail_free: kfree(sbi); s->s_fs_info = NULL; return ret; } -struct inode *autofs4_get_inode(struct super_block *sb, umode_t mode) +struct inode *autofs_get_inode(struct super_block *sb, umode_t mode) { struct inode *inode = new_inode(sb); @@ -364,10 +364,10 @@ struct inode *autofs4_get_inode(struct super_block *sb, umode_t mode) if (S_ISDIR(mode)) { set_nlink(inode, 2); - inode->i_op = &autofs4_dir_inode_operations; - inode->i_fop = &autofs4_dir_operations; + inode->i_op = &autofs_dir_inode_operations; + inode->i_fop = &autofs_dir_operations; } else if (S_ISLNK(mode)) { - inode->i_op = &autofs4_symlink_inode_operations; + inode->i_op = &autofs_symlink_inode_operations; } else WARN_ON(1); diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c index b12e37f27530..a4b36e44f73c 100644 --- a/fs/autofs4/root.c +++ b/fs/autofs4/root.c @@ -19,62 +19,62 @@ #include "autofs_i.h" -static int autofs4_dir_symlink(struct inode *, struct dentry *, const char *); -static int autofs4_dir_unlink(struct inode *, struct dentry *); -static int autofs4_dir_rmdir(struct inode *, struct dentry *); -static int autofs4_dir_mkdir(struct inode *, struct dentry *, umode_t); -static long autofs4_root_ioctl(struct file *, unsigned int, unsigned long); +static int autofs_dir_symlink(struct inode *, struct dentry *, const char *); +static int autofs_dir_unlink(struct inode *, struct dentry *); +static int autofs_dir_rmdir(struct inode *, struct dentry *); +static int autofs_dir_mkdir(struct inode *, struct dentry *, umode_t); +static long autofs_root_ioctl(struct file *, unsigned int, unsigned long); #ifdef CONFIG_COMPAT -static long autofs4_root_compat_ioctl(struct file *, - unsigned int, unsigned long); +static long autofs_root_compat_ioctl(struct file *, + unsigned int, unsigned long); #endif -static int autofs4_dir_open(struct inode *inode, struct file *file); -static struct dentry *autofs4_lookup(struct inode *, - struct dentry *, unsigned int); -static struct vfsmount *autofs4_d_automount(struct path *); -static int autofs4_d_manage(const struct path *, bool); -static void autofs4_dentry_release(struct dentry *); - -const struct file_operations autofs4_root_operations = { +static int autofs_dir_open(struct inode *inode, struct file *file); +static struct dentry *autofs_lookup(struct inode *, + struct dentry *, unsigned int); +static struct vfsmount *autofs_d_automount(struct path *); +static int autofs_d_manage(const struct path *, bool); +static void autofs_dentry_release(struct dentry *); + +const struct file_operations autofs_root_operations = { .open = dcache_dir_open, .release = dcache_dir_close, .read = generic_read_dir, .iterate_shared = dcache_readdir, .llseek = dcache_dir_lseek, - .unlocked_ioctl = autofs4_root_ioctl, + .unlocked_ioctl = autofs_root_ioctl, #ifdef CONFIG_COMPAT - .compat_ioctl = autofs4_root_compat_ioctl, + .compat_ioctl = autofs_root_compat_ioctl, #endif }; -const struct file_operations autofs4_dir_operations = { - .open = autofs4_dir_open, +const struct file_operations autofs_dir_operations = { + .open = autofs_dir_open, .release = dcache_dir_close, .read = generic_read_dir, .iterate_shared = dcache_readdir, .llseek = dcache_dir_lseek, }; -const struct inode_operations autofs4_dir_inode_operations = { - .lookup = autofs4_lookup, - .unlink = autofs4_dir_unlink, - .symlink = autofs4_dir_symlink, - .mkdir = autofs4_dir_mkdir, - .rmdir = autofs4_dir_rmdir, +const struct inode_operations autofs_dir_inode_operations = { + .lookup = autofs_lookup, + .unlink = autofs_dir_unlink, + .symlink = autofs_dir_symlink, + .mkdir = autofs_dir_mkdir, + .rmdir = autofs_dir_rmdir, }; -const struct dentry_operations autofs4_dentry_operations = { - .d_automount = autofs4_d_automount, - .d_manage = autofs4_d_manage, - .d_release = autofs4_dentry_release, +const struct dentry_operations autofs_dentry_operations = { + .d_automount = autofs_d_automount, + .d_manage = autofs_d_manage, + .d_release = autofs_dentry_release, }; -static void autofs4_add_active(struct dentry *dentry) +static void autofs_add_active(struct dentry *dentry) { - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); struct autofs_info *ino; - ino = autofs4_dentry_ino(dentry); + ino = autofs_dentry_ino(dentry); if (ino) { spin_lock(&sbi->lookup_lock); if (!ino->active_count) { @@ -86,12 +86,12 @@ static void autofs4_add_active(struct dentry *dentry) } } -static void autofs4_del_active(struct dentry *dentry) +static void autofs_del_active(struct dentry *dentry) { - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); struct autofs_info *ino; - ino = autofs4_dentry_ino(dentry); + ino = autofs_dentry_ino(dentry); if (ino) { spin_lock(&sbi->lookup_lock); ino->active_count--; @@ -103,14 +103,14 @@ static void autofs4_del_active(struct dentry *dentry) } } -static int autofs4_dir_open(struct inode *inode, struct file *file) +static int autofs_dir_open(struct inode *inode, struct file *file) { struct dentry *dentry = file->f_path.dentry; - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); pr_debug("file=%p dentry=%p %pd\n", file, dentry, dentry); - if (autofs4_oz_mode(sbi)) + if (autofs_oz_mode(sbi)) goto out; /* @@ -133,10 +133,10 @@ static int autofs4_dir_open(struct inode *inode, struct file *file) return dcache_dir_open(inode, file); } -static void autofs4_dentry_release(struct dentry *de) +static void autofs_dentry_release(struct dentry *de) { - struct autofs_info *ino = autofs4_dentry_ino(de); - struct autofs_sb_info *sbi = autofs4_sbi(de->d_sb); + struct autofs_info *ino = autofs_dentry_ino(de); + struct autofs_sb_info *sbi = autofs_sbi(de->d_sb); pr_debug("releasing %p\n", de); @@ -152,12 +152,12 @@ static void autofs4_dentry_release(struct dentry *de) spin_unlock(&sbi->lookup_lock); } - autofs4_free_ino(ino); + autofs_free_ino(ino); } -static struct dentry *autofs4_lookup_active(struct dentry *dentry) +static struct dentry *autofs_lookup_active(struct dentry *dentry) { - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); struct dentry *parent = dentry->d_parent; const struct qstr *name = &dentry->d_name; unsigned int len = name->len; @@ -209,10 +209,10 @@ static struct dentry *autofs4_lookup_active(struct dentry *dentry) return NULL; } -static struct dentry *autofs4_lookup_expiring(struct dentry *dentry, - bool rcu_walk) +static struct dentry *autofs_lookup_expiring(struct dentry *dentry, + bool rcu_walk) { - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); struct dentry *parent = dentry->d_parent; const struct qstr *name = &dentry->d_name; unsigned int len = name->len; @@ -269,17 +269,17 @@ static struct dentry *autofs4_lookup_expiring(struct dentry *dentry, return NULL; } -static int autofs4_mount_wait(const struct path *path, bool rcu_walk) +static int autofs_mount_wait(const struct path *path, bool rcu_walk) { - struct autofs_sb_info *sbi = autofs4_sbi(path->dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(path->dentry); + struct autofs_sb_info *sbi = autofs_sbi(path->dentry->d_sb); + struct autofs_info *ino = autofs_dentry_ino(path->dentry); int status = 0; if (ino->flags & AUTOFS_INF_PENDING) { if (rcu_walk) return -ECHILD; pr_debug("waiting for mount name=%pd\n", path->dentry); - status = autofs4_wait(sbi, path, NFY_MOUNT); + status = autofs_wait(sbi, path, NFY_MOUNT); pr_debug("mount wait done status=%d\n", status); } ino->last_used = jiffies; @@ -291,11 +291,11 @@ static int do_expire_wait(const struct path *path, bool rcu_walk) struct dentry *dentry = path->dentry; struct dentry *expiring; - expiring = autofs4_lookup_expiring(dentry, rcu_walk); + expiring = autofs_lookup_expiring(dentry, rcu_walk); if (IS_ERR(expiring)) return PTR_ERR(expiring); if (!expiring) - return autofs4_expire_wait(path, rcu_walk); + return autofs_expire_wait(path, rcu_walk); else { const struct path this = { .mnt = path->mnt, .dentry = expiring }; /* @@ -303,17 +303,17 @@ static int do_expire_wait(const struct path *path, bool rcu_walk) * be quite complete, but the directory has been removed * so it must have been successful, just wait for it. */ - autofs4_expire_wait(&this, 0); - autofs4_del_expiring(expiring); + autofs_expire_wait(&this, 0); + autofs_del_expiring(expiring); dput(expiring); } return 0; } -static struct dentry *autofs4_mountpoint_changed(struct path *path) +static struct dentry *autofs_mountpoint_changed(struct path *path) { struct dentry *dentry = path->dentry; - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); /* * If this is an indirect mount the dentry could have gone away @@ -327,7 +327,7 @@ static struct dentry *autofs4_mountpoint_changed(struct path *path) new = d_lookup(parent, &dentry->d_name); if (!new) return NULL; - ino = autofs4_dentry_ino(new); + ino = autofs_dentry_ino(new); ino->last_used = jiffies; dput(path->dentry); path->dentry = new; @@ -335,17 +335,17 @@ static struct dentry *autofs4_mountpoint_changed(struct path *path) return path->dentry; } -static struct vfsmount *autofs4_d_automount(struct path *path) +static struct vfsmount *autofs_d_automount(struct path *path) { struct dentry *dentry = path->dentry; - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); int status; pr_debug("dentry=%p %pd\n", dentry, dentry); /* The daemon never triggers a mount. */ - if (autofs4_oz_mode(sbi)) + if (autofs_oz_mode(sbi)) return NULL; /* @@ -364,7 +364,7 @@ static struct vfsmount *autofs4_d_automount(struct path *path) spin_lock(&sbi->fs_lock); if (ino->flags & AUTOFS_INF_PENDING) { spin_unlock(&sbi->fs_lock); - status = autofs4_mount_wait(path, 0); + status = autofs_mount_wait(path, 0); if (status) return ERR_PTR(status); goto done; @@ -405,7 +405,7 @@ static struct vfsmount *autofs4_d_automount(struct path *path) } ino->flags |= AUTOFS_INF_PENDING; spin_unlock(&sbi->fs_lock); - status = autofs4_mount_wait(path, 0); + status = autofs_mount_wait(path, 0); spin_lock(&sbi->fs_lock); ino->flags &= ~AUTOFS_INF_PENDING; if (status) { @@ -416,24 +416,24 @@ static struct vfsmount *autofs4_d_automount(struct path *path) spin_unlock(&sbi->fs_lock); done: /* Mount succeeded, check if we ended up with a new dentry */ - dentry = autofs4_mountpoint_changed(path); + dentry = autofs_mountpoint_changed(path); if (!dentry) return ERR_PTR(-ENOENT); return NULL; } -static int autofs4_d_manage(const struct path *path, bool rcu_walk) +static int autofs_d_manage(const struct path *path, bool rcu_walk) { struct dentry *dentry = path->dentry; - struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dentry->d_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); int status; pr_debug("dentry=%p %pd\n", dentry, dentry); /* The daemon never waits. */ - if (autofs4_oz_mode(sbi)) { + if (autofs_oz_mode(sbi)) { if (!path_is_mountpoint(path)) return -EISDIR; return 0; @@ -447,7 +447,7 @@ static int autofs4_d_manage(const struct path *path, bool rcu_walk) * This dentry may be under construction so wait on mount * completion. */ - status = autofs4_mount_wait(path, rcu_walk); + status = autofs_mount_wait(path, rcu_walk); if (status) return status; @@ -500,8 +500,8 @@ static int autofs4_d_manage(const struct path *path, bool rcu_walk) } /* Lookups in the root directory */ -static struct dentry *autofs4_lookup(struct inode *dir, - struct dentry *dentry, unsigned int flags) +static struct dentry *autofs_lookup(struct inode *dir, + struct dentry *dentry, unsigned int flags) { struct autofs_sb_info *sbi; struct autofs_info *ino; @@ -513,13 +513,13 @@ static struct dentry *autofs4_lookup(struct inode *dir, if (dentry->d_name.len > NAME_MAX) return ERR_PTR(-ENAMETOOLONG); - sbi = autofs4_sbi(dir->i_sb); + sbi = autofs_sbi(dir->i_sb); pr_debug("pid = %u, pgrp = %u, catatonic = %d, oz_mode = %d\n", current->pid, task_pgrp_nr(current), sbi->catatonic, - autofs4_oz_mode(sbi)); + autofs_oz_mode(sbi)); - active = autofs4_lookup_active(dentry); + active = autofs_lookup_active(dentry); if (active) return active; else { @@ -529,7 +529,7 @@ static struct dentry *autofs4_lookup(struct inode *dir, * can return fail immediately. The daemon however does need * to create directories within the file system. */ - if (!autofs4_oz_mode(sbi) && !IS_ROOT(dentry->d_parent)) + if (!autofs_oz_mode(sbi) && !IS_ROOT(dentry->d_parent)) return ERR_PTR(-ENOENT); /* Mark entries in the root as mount triggers */ @@ -537,24 +537,24 @@ static struct dentry *autofs4_lookup(struct inode *dir, autofs_type_indirect(sbi->type)) __managed_dentry_set_managed(dentry); - ino = autofs4_new_ino(sbi); + ino = autofs_new_ino(sbi); if (!ino) return ERR_PTR(-ENOMEM); dentry->d_fsdata = ino; ino->dentry = dentry; - autofs4_add_active(dentry); + autofs_add_active(dentry); } return NULL; } -static int autofs4_dir_symlink(struct inode *dir, +static int autofs_dir_symlink(struct inode *dir, struct dentry *dentry, const char *symname) { - struct autofs_sb_info *sbi = autofs4_sbi(dir->i_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dir->i_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); struct autofs_info *p_ino; struct inode *inode; size_t size = strlen(symname); @@ -562,14 +562,14 @@ static int autofs4_dir_symlink(struct inode *dir, pr_debug("%s <- %pd\n", symname, dentry); - if (!autofs4_oz_mode(sbi)) + if (!autofs_oz_mode(sbi)) return -EACCES; BUG_ON(!ino); - autofs4_clean_ino(ino); + autofs_clean_ino(ino); - autofs4_del_active(dentry); + autofs_del_active(dentry); cp = kmalloc(size + 1, GFP_KERNEL); if (!cp) @@ -577,7 +577,7 @@ static int autofs4_dir_symlink(struct inode *dir, strcpy(cp, symname); - inode = autofs4_get_inode(dir->i_sb, S_IFLNK | 0555); + inode = autofs_get_inode(dir->i_sb, S_IFLNK | 0555); if (!inode) { kfree(cp); return -ENOMEM; @@ -588,7 +588,7 @@ static int autofs4_dir_symlink(struct inode *dir, dget(dentry); atomic_inc(&ino->count); - p_ino = autofs4_dentry_ino(dentry->d_parent); + p_ino = autofs_dentry_ino(dentry->d_parent); if (p_ino && !IS_ROOT(dentry)) atomic_inc(&p_ino->count); @@ -610,20 +610,20 @@ static int autofs4_dir_symlink(struct inode *dir, * If a process is blocked on the dentry waiting for the expire to finish, * it will invalidate the dentry and try to mount with a new one. * - * Also see autofs4_dir_rmdir().. + * Also see autofs_dir_rmdir().. */ -static int autofs4_dir_unlink(struct inode *dir, struct dentry *dentry) +static int autofs_dir_unlink(struct inode *dir, struct dentry *dentry) { - struct autofs_sb_info *sbi = autofs4_sbi(dir->i_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dir->i_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); struct autofs_info *p_ino; /* This allows root to remove symlinks */ - if (!autofs4_oz_mode(sbi) && !capable(CAP_SYS_ADMIN)) + if (!autofs_oz_mode(sbi) && !capable(CAP_SYS_ADMIN)) return -EPERM; if (atomic_dec_and_test(&ino->count)) { - p_ino = autofs4_dentry_ino(dentry->d_parent); + p_ino = autofs_dentry_ino(dentry->d_parent); if (p_ino && !IS_ROOT(dentry)) atomic_dec(&p_ino->count); } @@ -635,7 +635,7 @@ static int autofs4_dir_unlink(struct inode *dir, struct dentry *dentry) dir->i_mtime = current_time(dir); spin_lock(&sbi->lookup_lock); - __autofs4_add_expiring(dentry); + __autofs_add_expiring(dentry); d_drop(dentry); spin_unlock(&sbi->lookup_lock); @@ -692,15 +692,15 @@ static void autofs_clear_leaf_automount_flags(struct dentry *dentry) managed_dentry_set_managed(parent); } -static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry) +static int autofs_dir_rmdir(struct inode *dir, struct dentry *dentry) { - struct autofs_sb_info *sbi = autofs4_sbi(dir->i_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dir->i_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); struct autofs_info *p_ino; pr_debug("dentry %p, removing %pd\n", dentry, dentry); - if (!autofs4_oz_mode(sbi)) + if (!autofs_oz_mode(sbi)) return -EACCES; spin_lock(&sbi->lookup_lock); @@ -708,7 +708,7 @@ static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry) spin_unlock(&sbi->lookup_lock); return -ENOTEMPTY; } - __autofs4_add_expiring(dentry); + __autofs_add_expiring(dentry); d_drop(dentry); spin_unlock(&sbi->lookup_lock); @@ -716,7 +716,7 @@ static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry) autofs_clear_leaf_automount_flags(dentry); if (atomic_dec_and_test(&ino->count)) { - p_ino = autofs4_dentry_ino(dentry->d_parent); + p_ino = autofs_dentry_ino(dentry->d_parent); if (p_ino && dentry->d_parent != dentry) atomic_dec(&p_ino->count); } @@ -730,26 +730,26 @@ static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry) return 0; } -static int autofs4_dir_mkdir(struct inode *dir, - struct dentry *dentry, umode_t mode) +static int autofs_dir_mkdir(struct inode *dir, + struct dentry *dentry, umode_t mode) { - struct autofs_sb_info *sbi = autofs4_sbi(dir->i_sb); - struct autofs_info *ino = autofs4_dentry_ino(dentry); + struct autofs_sb_info *sbi = autofs_sbi(dir->i_sb); + struct autofs_info *ino = autofs_dentry_ino(dentry); struct autofs_info *p_ino; struct inode *inode; - if (!autofs4_oz_mode(sbi)) + if (!autofs_oz_mode(sbi)) return -EACCES; pr_debug("dentry %p, creating %pd\n", dentry, dentry); BUG_ON(!ino); - autofs4_clean_ino(ino); + autofs_clean_ino(ino); - autofs4_del_active(dentry); + autofs_del_active(dentry); - inode = autofs4_get_inode(dir->i_sb, S_IFDIR | mode); + inode = autofs_get_inode(dir->i_sb, S_IFDIR | mode); if (!inode) return -ENOMEM; d_add(dentry, inode); @@ -759,7 +759,7 @@ static int autofs4_dir_mkdir(struct inode *dir, dget(dentry); atomic_inc(&ino->count); - p_ino = autofs4_dentry_ino(dentry->d_parent); + p_ino = autofs_dentry_ino(dentry->d_parent); if (p_ino && !IS_ROOT(dentry)) atomic_inc(&p_ino->count); inc_nlink(dir); @@ -770,7 +770,7 @@ static int autofs4_dir_mkdir(struct inode *dir, /* Get/set timeout ioctl() operation */ #ifdef CONFIG_COMPAT -static inline int autofs4_compat_get_set_timeout(struct autofs_sb_info *sbi, +static inline int autofs_compat_get_set_timeout(struct autofs_sb_info *sbi, compat_ulong_t __user *p) { unsigned long ntimeout; @@ -795,7 +795,7 @@ static inline int autofs4_compat_get_set_timeout(struct autofs_sb_info *sbi, } #endif -static inline int autofs4_get_set_timeout(struct autofs_sb_info *sbi, +static inline int autofs_get_set_timeout(struct autofs_sb_info *sbi, unsigned long __user *p) { unsigned long ntimeout; @@ -820,14 +820,14 @@ static inline int autofs4_get_set_timeout(struct autofs_sb_info *sbi, } /* Return protocol version */ -static inline int autofs4_get_protover(struct autofs_sb_info *sbi, +static inline int autofs_get_protover(struct autofs_sb_info *sbi, int __user *p) { return put_user(sbi->version, p); } /* Return protocol sub version */ -static inline int autofs4_get_protosubver(struct autofs_sb_info *sbi, +static inline int autofs_get_protosubver(struct autofs_sb_info *sbi, int __user *p) { return put_user(sbi->sub_version, p); @@ -836,7 +836,7 @@ static inline int autofs4_get_protosubver(struct autofs_sb_info *sbi, /* * Tells the daemon whether it can umount the autofs mount. */ -static inline int autofs4_ask_umount(struct vfsmount *mnt, int __user *p) +static inline int autofs_ask_umount(struct vfsmount *mnt, int __user *p) { int status = 0; @@ -850,14 +850,14 @@ static inline int autofs4_ask_umount(struct vfsmount *mnt, int __user *p) return status; } -/* Identify autofs4_dentries - this is so we can tell if there's +/* Identify autofs_dentries - this is so we can tell if there's * an extra dentry refcount or not. We only hold a refcount on the * dentry if its non-negative (ie, d_inode != NULL) */ -int is_autofs4_dentry(struct dentry *dentry) +int is_autofs_dentry(struct dentry *dentry) { return dentry && d_really_is_positive(dentry) && - dentry->d_op == &autofs4_dentry_operations && + dentry->d_op == &autofs_dentry_operations && dentry->d_fsdata != NULL; } @@ -865,10 +865,10 @@ int is_autofs4_dentry(struct dentry *dentry) * ioctl()'s on the root directory is the chief method for the daemon to * generate kernel reactions */ -static int autofs4_root_ioctl_unlocked(struct inode *inode, struct file *filp, +static int autofs_root_ioctl_unlocked(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - struct autofs_sb_info *sbi = autofs4_sbi(inode->i_sb); + struct autofs_sb_info *sbi = autofs_sbi(inode->i_sb); void __user *p = (void __user *)arg; pr_debug("cmd = 0x%08x, arg = 0x%08lx, sbi = %p, pgrp = %u\n", @@ -878,64 +878,63 @@ static int autofs4_root_ioctl_unlocked(struct inode *inode, struct file *filp, _IOC_NR(cmd) - _IOC_NR(AUTOFS_IOC_FIRST) >= AUTOFS_IOC_COUNT) return -ENOTTY; - if (!autofs4_oz_mode(sbi) && !capable(CAP_SYS_ADMIN)) + if (!autofs_oz_mode(sbi) && !capable(CAP_SYS_ADMIN)) return -EPERM; switch (cmd) { case AUTOFS_IOC_READY: /* Wait queue: go ahead and retry */ - return autofs4_wait_release(sbi, (autofs_wqt_t) arg, 0); + return autofs_wait_release(sbi, (autofs_wqt_t) arg, 0); case AUTOFS_IOC_FAIL: /* Wait queue: fail with ENOENT */ - return autofs4_wait_release(sbi, (autofs_wqt_t) arg, -ENOENT); + return autofs_wait_release(sbi, (autofs_wqt_t) arg, -ENOENT); case AUTOFS_IOC_CATATONIC: /* Enter catatonic mode (daemon shutdown) */ - autofs4_catatonic_mode(sbi); + autofs_catatonic_mode(sbi); return 0; case AUTOFS_IOC_PROTOVER: /* Get protocol version */ - return autofs4_get_protover(sbi, p); + return autofs_get_protover(sbi, p); case AUTOFS_IOC_PROTOSUBVER: /* Get protocol sub version */ - return autofs4_get_protosubver(sbi, p); + return autofs_get_protosubver(sbi, p); case AUTOFS_IOC_SETTIMEOUT: - return autofs4_get_set_timeout(sbi, p); + return autofs_get_set_timeout(sbi, p); #ifdef CONFIG_COMPAT case AUTOFS_IOC_SETTIMEOUT32: - return autofs4_compat_get_set_timeout(sbi, p); + return autofs_compat_get_set_timeout(sbi, p); #endif case AUTOFS_IOC_ASKUMOUNT: - return autofs4_ask_umount(filp->f_path.mnt, p); + return autofs_ask_umount(filp->f_path.mnt, p); /* return a single thing to expire */ case AUTOFS_IOC_EXPIRE: - return autofs4_expire_run(inode->i_sb, - filp->f_path.mnt, sbi, p); + return autofs_expire_run(inode->i_sb, filp->f_path.mnt, sbi, p); /* same as above, but can send multiple expires through pipe */ case AUTOFS_IOC_EXPIRE_MULTI: - return autofs4_expire_multi(inode->i_sb, - filp->f_path.mnt, sbi, p); + return autofs_expire_multi(inode->i_sb, + filp->f_path.mnt, sbi, p); default: return -EINVAL; } } -static long autofs4_root_ioctl(struct file *filp, +static long autofs_root_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { struct inode *inode = file_inode(filp); - return autofs4_root_ioctl_unlocked(inode, filp, cmd, arg); + return autofs_root_ioctl_unlocked(inode, filp, cmd, arg); } #ifdef CONFIG_COMPAT -static long autofs4_root_compat_ioctl(struct file *filp, +static long autofs_root_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { struct inode *inode = file_inode(filp); int ret; if (cmd == AUTOFS_IOC_READY || cmd == AUTOFS_IOC_FAIL) - ret = autofs4_root_ioctl_unlocked(inode, filp, cmd, arg); + ret = autofs_root_ioctl_unlocked(inode, filp, cmd, arg); else - ret = autofs4_root_ioctl_unlocked(inode, filp, cmd, + ret = autofs_root_ioctl_unlocked(inode, filp, cmd, (unsigned long) compat_ptr(arg)); return ret; diff --git a/fs/autofs4/symlink.c b/fs/autofs4/symlink.c index ab0b4285a202..aad3902c0cc1 100644 --- a/fs/autofs4/symlink.c +++ b/fs/autofs4/symlink.c @@ -8,22 +8,22 @@ #include "autofs_i.h" -static const char *autofs4_get_link(struct dentry *dentry, - struct inode *inode, - struct delayed_call *done) +static const char *autofs_get_link(struct dentry *dentry, + struct inode *inode, + struct delayed_call *done) { struct autofs_sb_info *sbi; struct autofs_info *ino; if (!dentry) return ERR_PTR(-ECHILD); - sbi = autofs4_sbi(dentry->d_sb); - ino = autofs4_dentry_ino(dentry); - if (ino && !autofs4_oz_mode(sbi)) + sbi = autofs_sbi(dentry->d_sb); + ino = autofs_dentry_ino(dentry); + if (ino && !autofs_oz_mode(sbi)) ino->last_used = jiffies; return d_inode(dentry)->i_private; } -const struct inode_operations autofs4_symlink_inode_operations = { - .get_link = autofs4_get_link +const struct inode_operations autofs_symlink_inode_operations = { + .get_link = autofs_get_link }; diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c index be9c3dc048ab..8a566fa66afe 100644 --- a/fs/autofs4/waitq.c +++ b/fs/autofs4/waitq.c @@ -17,9 +17,9 @@ /* We make this a static variable rather than a part of the superblock; it * is better if we don't reassign numbers easily even across filesystems */ -static autofs_wqt_t autofs4_next_wait_queue = 1; +static autofs_wqt_t autofs_next_wait_queue = 1; -void autofs4_catatonic_mode(struct autofs_sb_info *sbi) +void autofs_catatonic_mode(struct autofs_sb_info *sbi) { struct autofs_wait_queue *wq, *nwq; @@ -49,8 +49,8 @@ void autofs4_catatonic_mode(struct autofs_sb_info *sbi) mutex_unlock(&sbi->wq_mutex); } -static int autofs4_write(struct autofs_sb_info *sbi, - struct file *file, const void *addr, int bytes) +static int autofs_write(struct autofs_sb_info *sbi, + struct file *file, const void *addr, int bytes) { unsigned long sigpipe, flags; const char *data = (const char *)addr; @@ -82,7 +82,7 @@ static int autofs4_write(struct autofs_sb_info *sbi, return bytes == 0 ? 0 : wr < 0 ? wr : -EIO; } -static void autofs4_notify_daemon(struct autofs_sb_info *sbi, +static void autofs_notify_daemon(struct autofs_sb_info *sbi, struct autofs_wait_queue *wq, int type) { @@ -167,23 +167,23 @@ static void autofs4_notify_daemon(struct autofs_sb_info *sbi, mutex_unlock(&sbi->wq_mutex); - switch (ret = autofs4_write(sbi, pipe, &pkt, pktsz)) { + switch (ret = autofs_write(sbi, pipe, &pkt, pktsz)) { case 0: break; case -ENOMEM: case -ERESTARTSYS: /* Just fail this one */ - autofs4_wait_release(sbi, wq->wait_queue_token, ret); + autofs_wait_release(sbi, wq->wait_queue_token, ret); break; default: - autofs4_catatonic_mode(sbi); + autofs_catatonic_mode(sbi); break; } fput(pipe); } -static int autofs4_getpath(struct autofs_sb_info *sbi, - struct dentry *dentry, char **name) +static int autofs_getpath(struct autofs_sb_info *sbi, + struct dentry *dentry, char **name) { struct dentry *root = sbi->sb->s_root; struct dentry *tmp; @@ -228,7 +228,7 @@ static int autofs4_getpath(struct autofs_sb_info *sbi, } static struct autofs_wait_queue * -autofs4_find_wait(struct autofs_sb_info *sbi, const struct qstr *qstr) +autofs_find_wait(struct autofs_sb_info *sbi, const struct qstr *qstr) { struct autofs_wait_queue *wq; @@ -263,7 +263,7 @@ static int validate_request(struct autofs_wait_queue **wait, return -ENOENT; /* Wait in progress, continue; */ - wq = autofs4_find_wait(sbi, qstr); + wq = autofs_find_wait(sbi, qstr); if (wq) { *wait = wq; return 1; @@ -272,7 +272,7 @@ static int validate_request(struct autofs_wait_queue **wait, *wait = NULL; /* If we don't yet have any info this is a new request */ - ino = autofs4_dentry_ino(dentry); + ino = autofs_dentry_ino(dentry); if (!ino) return 1; @@ -297,7 +297,7 @@ static int validate_request(struct autofs_wait_queue **wait, if (sbi->catatonic) return -ENOENT; - wq = autofs4_find_wait(sbi, qstr); + wq = autofs_find_wait(sbi, qstr); if (wq) { *wait = wq; return 1; @@ -351,7 +351,7 @@ static int validate_request(struct autofs_wait_queue **wait, return 1; } -int autofs4_wait(struct autofs_sb_info *sbi, +int autofs_wait(struct autofs_sb_info *sbi, const struct path *path, enum autofs_notify notify) { struct dentry *dentry = path->dentry; @@ -399,7 +399,7 @@ int autofs4_wait(struct autofs_sb_info *sbi, if (IS_ROOT(dentry) && autofs_type_trigger(sbi->type)) qstr.len = sprintf(name, "%p", dentry); else { - qstr.len = autofs4_getpath(sbi, dentry, &name); + qstr.len = autofs_getpath(sbi, dentry, &name); if (!qstr.len) { kfree(name); return -ENOENT; @@ -430,15 +430,15 @@ int autofs4_wait(struct autofs_sb_info *sbi, return -ENOMEM; } - wq->wait_queue_token = autofs4_next_wait_queue; - if (++autofs4_next_wait_queue == 0) - autofs4_next_wait_queue = 1; + wq->wait_queue_token = autofs_next_wait_queue; + if (++autofs_next_wait_queue == 0) + autofs_next_wait_queue = 1; wq->next = sbi->queues; sbi->queues = wq; init_waitqueue_head(&wq->queue); memcpy(&wq->name, &qstr, sizeof(struct qstr)); - wq->dev = autofs4_get_dev(sbi); - wq->ino = autofs4_get_ino(sbi); + wq->dev = autofs_get_dev(sbi); + wq->ino = autofs_get_ino(sbi); wq->uid = current_uid(); wq->gid = current_gid(); wq->pid = pid; @@ -467,9 +467,9 @@ int autofs4_wait(struct autofs_sb_info *sbi, wq->name.name, notify); /* - * autofs4_notify_daemon() may block; it will unlock ->wq_mutex + * autofs_notify_daemon() may block; it will unlock ->wq_mutex */ - autofs4_notify_daemon(sbi, wq, type); + autofs_notify_daemon(sbi, wq, type); } else { wq->wait_ctr++; pr_debug("existing wait id = 0x%08lx, name = %.*s, nfy=%d\n", @@ -500,12 +500,12 @@ int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *de = NULL; /* direct mount or browsable map */ - ino = autofs4_dentry_ino(dentry); + ino = autofs_dentry_ino(dentry); if (!ino) { /* If not lookup actual dentry used */ de = d_lookup(dentry->d_parent, &dentry->d_name); if (de) - ino = autofs4_dentry_ino(de); + ino = autofs_dentry_ino(de); } /* Set mount requester */ @@ -530,7 +530,8 @@ int autofs4_wait(struct autofs_sb_info *sbi, } -int autofs4_wait_release(struct autofs_sb_info *sbi, autofs_wqt_t wait_queue_token, int status) +int autofs_wait_release(struct autofs_sb_info *sbi, + autofs_wqt_t wait_queue_token, int status) { struct autofs_wait_queue *wq, **wql;