From: "J. Bruce Fields" <bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> To: Al Viro <viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org> Cc: linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, jlayton-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, Dave Chinner <david-FqsqvQoI3Ljby3iVrkZq2A@public.gmane.org>, "J. Bruce Fields" <bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> Subject: [PATCH 07/16] namei: minor vfs_unlink cleanup Date: Wed, 17 Jul 2013 16:50:08 -0400 [thread overview] Message-ID: <1374094217-31493-9-git-send-email-bfields@redhat.com> (raw) In-Reply-To: <1374094217-31493-1-git-send-email-bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> From: "J. Bruce Fields" <bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> We'll be using dentry->d_inode in one more place. Acked-by: Jeff Layton <jlayton-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> Signed-off-by: J. Bruce Fields <bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> --- fs/namei.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index 6c91448..2b44960 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3433,6 +3433,7 @@ SYSCALL_DEFINE1(rmdir, const char __user *, pathname) int vfs_unlink(struct inode *dir, struct dentry *dentry) { + struct inode *target = dentry->d_inode; int error = may_delete(dir, dentry, 0); if (error) @@ -3441,7 +3442,7 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry) if (!dir->i_op->unlink) return -EPERM; - mutex_lock(&dentry->d_inode->i_mutex); + mutex_lock(&target->i_mutex); if (d_mountpoint(dentry)) error = -EBUSY; else { @@ -3452,11 +3453,11 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry) dont_mount(dentry); } } - mutex_unlock(&dentry->d_inode->i_mutex); + mutex_unlock(&target->i_mutex); /* We don't d_delete() NFS sillyrenamed files--they still exist. */ if (!error && !(dentry->d_flags & DCACHE_NFSFS_RENAMED)) { - fsnotify_link_count(dentry->d_inode); + fsnotify_link_count(target); d_delete(dentry); } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html
WARNING: multiple messages have this Message-ID (diff)
From: "J. Bruce Fields" <bfields@redhat.com> To: Al Viro <viro@zeniv.linux.org.uk> Cc: linux-nfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, jlayton@redhat.com, Dave Chinner <david@fromorbit.com>, "J. Bruce Fields" <bfields@redhat.com> Subject: [PATCH 07/16] namei: minor vfs_unlink cleanup Date: Wed, 17 Jul 2013 16:50:08 -0400 [thread overview] Message-ID: <1374094217-31493-9-git-send-email-bfields@redhat.com> (raw) In-Reply-To: <1374094217-31493-1-git-send-email-bfields@redhat.com> From: "J. Bruce Fields" <bfields@redhat.com> We'll be using dentry->d_inode in one more place. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> --- fs/namei.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index 6c91448..2b44960 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3433,6 +3433,7 @@ SYSCALL_DEFINE1(rmdir, const char __user *, pathname) int vfs_unlink(struct inode *dir, struct dentry *dentry) { + struct inode *target = dentry->d_inode; int error = may_delete(dir, dentry, 0); if (error) @@ -3441,7 +3442,7 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry) if (!dir->i_op->unlink) return -EPERM; - mutex_lock(&dentry->d_inode->i_mutex); + mutex_lock(&target->i_mutex); if (d_mountpoint(dentry)) error = -EBUSY; else { @@ -3452,11 +3453,11 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry) dont_mount(dentry); } } - mutex_unlock(&dentry->d_inode->i_mutex); + mutex_unlock(&target->i_mutex); /* We don't d_delete() NFS sillyrenamed files--they still exist. */ if (!error && !(dentry->d_flags & DCACHE_NFSFS_RENAMED)) { - fsnotify_link_count(dentry->d_inode); + fsnotify_link_count(target); d_delete(dentry); } -- 1.7.9.5
next prev parent reply other threads:[~2013-07-17 20:50 UTC|newest] Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top 2013-07-17 20:50 [PATCH 00/16] Implement NFSv4 delegations, take 9 J. Bruce Fields 2013-07-17 20:50 ` [PATCH] nfsd4: fix minorversion support interface J. Bruce Fields 2013-07-17 21:08 ` J. Bruce Fields 2013-07-17 20:50 ` [PATCH 02/16] vfs: don't use PARENT/CHILD lock classes for non-directories J. Bruce Fields 2013-07-17 20:50 ` [PATCH 03/16] vfs: rename I_MUTEX_QUOTA now that it's not used for quotas J. Bruce Fields 2013-07-17 20:50 ` [PATCH 04/16] vfs: take i_mutex on renamed file J. Bruce Fields 2013-07-17 20:50 ` [PATCH 08/16] locks: break delegations on unlink J. Bruce Fields 2013-07-17 20:50 ` [PATCH 10/16] locks: break delegations on rename J. Bruce Fields 2013-07-17 20:50 ` [PATCH 13/16] nfsd4: minor nfs4_setlease cleanup J. Bruce Fields 2013-07-26 10:53 ` Jeff Layton [not found] ` <1374094217-31493-1-git-send-email-bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2013-07-17 20:50 ` [PATCH 01/16] vfs: pull ext4's double-i_mutex-locking into common code J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields 2013-07-17 20:50 ` [PATCH 05/16] locks: introduce new FL_DELEG lock flag J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields 2013-07-17 20:50 ` [PATCH 06/16] locks: implement delegations J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields [this message] 2013-07-17 20:50 ` [PATCH 07/16] namei: minor vfs_unlink cleanup J. Bruce Fields 2013-07-17 20:50 ` [PATCH 09/16] locks: helper functions for delegation breaking J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields [not found] ` <1374094217-31493-11-git-send-email-bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2013-07-26 10:50 ` Jeff Layton 2013-07-26 10:50 ` Jeff Layton 2013-07-17 20:50 ` [PATCH 11/16] locks: break delegations on link J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields 2013-07-17 20:50 ` [PATCH 12/16] locks: break delegations on any attribute modification J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields [not found] ` <1374094217-31493-14-git-send-email-bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2013-07-26 10:50 ` Jeff Layton 2013-07-26 10:50 ` Jeff Layton 2013-07-17 20:50 ` [PATCH 14/16] nfsd4: delay setting current_fh in open J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields [not found] ` <1374094217-31493-16-git-send-email-bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2013-07-26 11:11 ` Jeff Layton 2013-07-26 11:11 ` Jeff Layton 2013-07-26 16:04 ` J. Bruce Fields 2013-07-17 20:50 ` [PATCH 15/16] nfsd4: close open-deleg/unlink/rename race J. Bruce Fields 2013-07-17 20:50 ` J. Bruce Fields 2013-07-26 11:23 ` Jeff Layton [not found] ` <20130726072326.56113a2c-4QP7MXygkU+dMjc06nkz3ljfA9RmPOcC@public.gmane.org> 2013-07-26 16:04 ` J. Bruce Fields 2013-07-26 16:04 ` J. Bruce Fields 2013-07-26 21:14 ` J. Bruce Fields 2013-07-17 20:50 ` [PATCH 16/16] nfsd4: break only delegations when appropriate J. Bruce Fields [not found] ` <1374094217-31493-18-git-send-email-bfields-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2013-07-26 11:24 ` Jeff Layton 2013-07-26 11:24 ` Jeff Layton 2013-07-17 21:09 ` [PATCH 00/16] Implement NFSv4 delegations, take 9 J. Bruce Fields
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