The patch titled
vfs: truncate: dont check immutable twice
has been removed from the -mm tree. Its filename was
vfs-truncate-dont-check-immutable-twice.patch
This patch was dropped because it's more controversial than was first thought, and it was sent off-list
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: vfs: truncate: dont check immutable twice
From: Miklos Szeredi <mszeredi@xxxxxxx>
vfs_permission(MAY_WRITE) already checked for the inode being
immutable, so no need to repeat it.
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/open.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN fs/open.c~vfs-truncate-dont-check-immutable-twice fs/open.c
--- a/fs/open.c~vfs-truncate-dont-check-immutable-twice
+++ a/fs/open.c
@@ -254,7 +254,7 @@ static long do_sys_truncate(const char _
goto mnt_drop_write_and_out;
error = -EPERM;
- if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
+ if (IS_APPEND(inode))
goto mnt_drop_write_and_out;
error = get_write_access(inode);
_
Patches currently in -mm which might be from mszeredi@xxxxxxx are
vfs-truncate-dont-check-immutable-twice.patch
vfs-create-file_truncate-helper.patch
vfs-utimes-immutable-fix.patch
vfs-utimes-cleanup.patch
vfs-dcache-cleanups.patch
vfs-fix-sys_getcwd-for-detached-mounts.patch
git-unprivileged-mounts.patch
lockd-dont-return-eagain-for-a-permanent-error.patch
locks-add-special-return-value-for-asynchronous-locks.patch
locks-cleanup-code-duplication.patch
locks-allow-lock-to-return-file_lock_deferred.patch
fuse-prepare-lookup-for-nfs-export.patch
fuse-add-export-operations.patch
fuse-add-fuse_lookup_name-helper.patch
fuse-nfs-export-special-lookups.patch
fuse-lockd-support.patch
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