From: akpm@linux-foundation.org
To: hansendc@us.ibm.com, haveblue@us.ibm.com, hch@lst.de,
miklos@szeredi.hu, viro@zeniv.linux.org.uk,
mm-commits@vger.kernel.org
Subject: - r-o-bind-mounts-elevate-write-count-for-link-and-symlink-calls.patch removed from -mm tree
Date: Thu, 15 Feb 2007 00:33:15 -0800 [thread overview]
Message-ID: <200702150833.l1F8XFTi024612@shell0.pdx.osdl.net> (raw)
The patch titled
r/o bind mounts: elevate write count for link and symlink calls
has been removed from the -mm tree. Its filename was
r-o-bind-mounts-elevate-write-count-for-link-and-symlink-calls.patch
This patch was dropped because it had testing failures
------------------------------------------------------
Subject: r/o bind mounts: elevate write count for link and symlink calls
From: Dave Hansen <hansendc@us.ibm.com>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
fs/namei.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff -puN fs/namei.c~r-o-bind-mounts-elevate-write-count-for-link-and-symlink-calls fs/namei.c
--- a/fs/namei.c~r-o-bind-mounts-elevate-write-count-for-link-and-symlink-calls
+++ a/fs/namei.c
@@ -2232,7 +2232,12 @@ asmlinkage long sys_symlinkat(const char
if (IS_ERR(dentry))
goto out_unlock;
+ error = mnt_want_write(nd.mnt);
+ if (error)
+ goto out_dput;
error = vfs_symlink(nd.dentry->d_inode, dentry, from, S_IALLUGO);
+ mnt_drop_write(nd.mnt);
+out_dput:
dput(dentry);
out_unlock:
mutex_unlock(&nd.dentry->d_inode->i_mutex);
@@ -2327,7 +2332,12 @@ asmlinkage long sys_linkat(int olddfd, c
error = PTR_ERR(new_dentry);
if (IS_ERR(new_dentry))
goto out_unlock;
+ error = mnt_want_write(nd.mnt);
+ if (error)
+ goto out_dput;
error = vfs_link(old_nd.dentry, nd.dentry->d_inode, new_dentry);
+ mnt_drop_write(nd.mnt);
+out_dput:
dput(new_dentry);
out_unlock:
mutex_unlock(&nd.dentry->d_inode->i_mutex);
_
Patches currently in -mm which might be from hansendc@us.ibm.com are
r-o-bind-mounts-elevate-write-count-for-link-and-symlink-calls.patch
r-o-bind-mounts-elevate-mount-count-for-extended-attributes.patch
r-o-bind-mounts-elevate-write-count-for-file_update_time.patch
r-o-bind-mounts-mount_is_safe-add-comment.patch
r-o-bind-mounts-unix_find_other-elevate-write-count-for-touch_atime.patch
r-o-bind-mounts-elevate-write-count-over-calls-to-vfs_rename.patch
r-o-bind-mounts-elevate-write-count-files-are-opened.patch
r-o-bind-mounts-nfs-check-mnt-instead-of-sb.patch
r-o-bind-mounts-elevate-writer-count-for-do_sys_truncate.patch
r-o-bind-mounts-elevate-write-count-for-do_utimes.patch
r-o-bind-mounts-elevate-write-count-for-do_sys_utime-and-touch_atime.patch
r-o-bind-mounts-sys_mknodat-elevate-write-count-for-vfs_mknod-create.patch
r-o-bind-mounts-elevate-mnt-writers-for-vfs_unlink-callers.patch
r-o-bind-mounts-do_rmdir-elevate-write-count.patch
r-o-bind-mounts-elevate-writer-count-for-custom-struct_file.patch
r-o-bind-mounts-remove-is_rdonly-from-permission.patch
r-o-bind-mounts-reiser4-remove-is_rdonly-checks.patch
next reply other threads:[~2007-02-15 8:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-15 8:33 akpm [this message]
-- strict thread matches above, loose matches on Subject: below --
2008-02-15 5:31 - r-o-bind-mounts-elevate-write-count-for-link-and-symlink-calls.patch removed from -mm tree akpm
2007-11-05 23:07 akpm
2007-02-14 18:52 akpm
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