From: Ian Kent <raven@themaw.net> To: Andrew Morton <akpm@linux-foundation.org> Cc: autofs mailing list <autofs@vger.kernel.org>, Kernel Mailing List <linux-kernel@vger.kernel.org>, Al Viro <viro@ZenIV.linux.org.uk>, linux-fsdevel <linux-fsdevel@vger.kernel.org>, Omar Sandoval <osandov@osandov.com>, "Eric W. Biederman" <ebiederm@xmission.com> Subject: [PATCH 4/4] fs - remove unused have_submounts() function Date: Wed, 14 Sep 2016 14:14:50 +0800 [thread overview] Message-ID: <20160914061450.24714.99912.stgit@pluto.themaw.net> (raw) In-Reply-To: <20160914061434.24714.490.stgit@pluto.themaw.net> Having added the have_local_submounts() function there are no remaining users of have_submounts() so remove it. Signed-off-by: Ian Kent <raven@themaw.net> Cc: Al Viro <viro@ZenIV.linux.org.uk> Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Omar Sandoval <osandov@osandov.com> --- fs/dcache.c | 33 --------------------------------- include/linux/dcache.h | 1 - 2 files changed, 34 deletions(-) diff --git a/fs/dcache.c b/fs/dcache.c index 218166b..ad36f23 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1279,39 +1279,6 @@ rename_retry: * list is non-empty and continue searching. */ -static enum d_walk_ret check_mount(void *data, struct dentry *dentry) -{ - int *ret = data; - if (d_mountpoint(dentry)) { - *ret = 1; - return D_WALK_QUIT; - } - return D_WALK_CONTINUE; -} - -/** - * have_submounts - check for mounts over a dentry - * @parent: dentry to check. - * - * Return true if the parent or its subdirectories contain - * a mount point - */ -int have_submounts(struct dentry *parent) -{ - int ret = 0; - - d_walk(parent, &ret, check_mount, NULL); - - return ret; -} -EXPORT_SYMBOL(have_submounts); - -/* - * Search for at least 1 mount point in the dentry's subdirs. - * We descend to the next level whenever the d_subdirs - * list is non-empty and continue searching. - */ - static enum d_walk_ret check_local_mount(void *data, struct dentry *dentry) { int *ret = data; diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 796b358..7220683 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -254,7 +254,6 @@ extern struct dentry *d_find_alias(struct inode *); extern void d_prune_aliases(struct inode *); /* test whether we have any submounts in a subdir tree */ -extern int have_submounts(struct dentry *); extern int have_local_submounts(struct dentry *); /*
WARNING: multiple messages have this Message-ID (diff)
From: Ian Kent <raven@themaw.net> To: Andrew Morton <akpm@linux-foundation.org> Cc: autofs mailing list <autofs@vger.kernel.org>, Kernel Mailing List <linux-kernel@vger.kernel.org>, Al Viro <viro@ZenIV.linux.org.uk>, linux-fsdevel <linux-fsdevel@vger.kernel.org>, Omar Sandoval <osandov@osandov.com>, "Eric W. Biederman" <ebiederm@xmission.com> Subject: [PATCH 4/4] fs - remove unused have_submounts() function Date: Wed, 14 Sep 2016 14:14:50 +0800 [thread overview] Message-ID: <20160914061450.24714.99912.stgit@pluto.themaw.net> (raw) In-Reply-To: <20160914061434.24714.490.stgit@pluto.themaw.net> Having added the have_local_submounts() function there are no remaining users of have_submounts() so remove it. Signed-off-by: Ian Kent <raven@themaw.net> Cc: Al Viro <viro@ZenIV.linux.org.uk> Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Omar Sandoval <osandov@osandov.com> --- fs/dcache.c | 33 --------------------------------- include/linux/dcache.h | 1 - 2 files changed, 34 deletions(-) diff --git a/fs/dcache.c b/fs/dcache.c index 218166b..ad36f23 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1279,39 +1279,6 @@ rename_retry: * list is non-empty and continue searching. */ -static enum d_walk_ret check_mount(void *data, struct dentry *dentry) -{ - int *ret = data; - if (d_mountpoint(dentry)) { - *ret = 1; - return D_WALK_QUIT; - } - return D_WALK_CONTINUE; -} - -/** - * have_submounts - check for mounts over a dentry - * @parent: dentry to check. - * - * Return true if the parent or its subdirectories contain - * a mount point - */ -int have_submounts(struct dentry *parent) -{ - int ret = 0; - - d_walk(parent, &ret, check_mount, NULL); - - return ret; -} -EXPORT_SYMBOL(have_submounts); - -/* - * Search for at least 1 mount point in the dentry's subdirs. - * We descend to the next level whenever the d_subdirs - * list is non-empty and continue searching. - */ - static enum d_walk_ret check_local_mount(void *data, struct dentry *dentry) { int *ret = data; diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 796b358..7220683 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -254,7 +254,6 @@ extern struct dentry *d_find_alias(struct inode *); extern void d_prune_aliases(struct inode *); /* test whether we have any submounts in a subdir tree */ -extern int have_submounts(struct dentry *); extern int have_local_submounts(struct dentry *); /* -- To unsubscribe from this list: send the line "unsubscribe autofs" in
next prev parent reply other threads:[~2016-09-14 6:15 UTC|newest] Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-09-14 6:14 [PATCH 1/4] fs - make is_local_mountpoint() usable by others Ian Kent 2016-09-14 6:14 ` Ian Kent 2016-09-14 6:14 ` [PATCH 2/4] fs - add have_local_submounts() Ian Kent 2016-09-14 6:14 ` [PATCH 3/4] autofs - make mountpoint checks namespace aware Ian Kent 2016-09-14 17:28 ` Eric W. Biederman 2016-09-15 0:09 ` Ian Kent 2016-09-15 0:09 ` Ian Kent 2016-09-15 0:32 ` Omar Sandoval 2016-09-15 2:08 ` Eric W. Biederman 2016-09-15 2:08 ` Eric W. Biederman 2016-09-15 4:12 ` Ian Kent 2016-09-15 4:12 ` Ian Kent 2016-09-15 8:19 ` Ian Kent 2016-09-16 0:47 ` Eric W. Biederman 2016-09-16 0:47 ` Eric W. Biederman 2016-09-16 2:58 ` Ian Kent 2016-09-19 0:58 ` Ian Kent 2016-09-19 0:58 ` Ian Kent 2016-09-20 16:09 ` Eric W. Biederman 2016-09-20 16:09 ` Eric W. Biederman 2016-09-15 1:03 ` Ian Kent 2016-09-15 1:03 ` Ian Kent 2016-09-16 21:14 ` Omar Sandoval 2016-09-16 21:14 ` Omar Sandoval 2016-09-17 20:10 ` Mateusz Guzik 2016-09-17 20:10 ` Mateusz Guzik 2016-09-19 1:36 ` Ian Kent 2016-09-19 1:36 ` Ian Kent 2016-09-20 16:50 ` Eric W. Biederman 2016-09-20 22:44 ` Ian Kent 2016-09-20 23:00 ` Ian Kent 2016-09-20 23:00 ` Ian Kent 2016-09-22 1:33 ` Ian Kent 2016-09-22 1:33 ` Ian Kent 2016-09-22 15:43 ` Eric W. Biederman 2016-09-23 0:55 ` Ian Kent 2016-09-23 0:55 ` Ian Kent 2016-09-23 1:37 ` Eric W. Biederman 2016-09-23 4:26 ` Ian Kent 2016-09-23 12:00 ` Ian Kent 2016-09-28 10:18 ` Ian Kent 2016-09-23 19:15 ` Eric W. Biederman 2016-09-24 0:11 ` Ian Kent 2016-09-26 16:05 ` Eric W. Biederman 2016-09-27 1:52 ` Ian Kent 2016-09-27 1:52 ` Ian Kent 2016-09-27 13:14 ` Eric W. Biederman 2016-09-27 13:14 ` Eric W. Biederman 2016-09-28 0:19 ` Ian Kent 2016-09-28 0:19 ` Ian Kent 2016-09-14 6:14 ` Ian Kent [this message] 2016-09-14 6:14 ` [PATCH 4/4] fs - remove unused have_submounts() function Ian Kent
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