Re: [PATCH 04/11] vfs: add renameat2 syscall

From: Miklos Szeredi
Date: Wed Jan 15 2014 - 08:50:27 EST


On Wed, Jan 15, 2014 at 11:30:32AM +0100, Miklos Szeredi wrote:
> On Wed, Jan 15, 2014 at 07:11:16AM +0900, Tetsuo Handa wrote:

> >
> > if (!(old_dir->i_op->supported_features & flags))
> > return -EOPNOTSUPP;
>
> Or rather old_dir->i_sb->s_type->fs_flags. We access it due to
> FS_RENAME_DOES_D_MOVE anyway.
>
> I like this variant, because now filesystems need to explicitly add a flag to
> *enable* the functionality and not a check to disable it.

Since there were a few changes to the series since posting, I pushed the updated
patchset to

git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git cross-rename

Thanks for the reviews.

Thanks,
Miklos
----

Miklos Szeredi (11):
vfs: add d_is_dir()
vfs: rename: move d_move() up
vfs: rename: use common code for dir and non-dir
vfs: add renameat2 syscall
vfs: add RENAME_NOREPLACE flag
security: add flags to rename hooks
vfs: add cross-rename
ext4: rename: create ext4_renament structure for local vars
ext4: rename: move EMLINK check up
ext4: rename: split out helper functions
ext4: add cross rename support

---
Documentation/filesystems/Locking | 2 +-
Documentation/filesystems/vfs.txt | 4 +-
arch/x86/syscalls/syscall_64.tbl | 1 +
.../lustre/lustre/include/linux/lustre_compat25.h | 4 +-
drivers/staging/lustre/lustre/llite/namei.c | 3 +-
drivers/staging/lustre/lustre/lvfs/lvfs_linux.c | 2 +-
fs/9p/v9fs.h | 3 +-
fs/9p/vfs_inode.c | 4 +-
fs/affs/affs.h | 3 +-
fs/affs/namei.c | 3 +-
fs/afs/dir.c | 6 +-
fs/bad_inode.c | 3 +-
fs/bfs/dir.c | 3 +-
fs/btrfs/inode.c | 3 +-
fs/cachefiles/namei.c | 4 +-
fs/ceph/dir.c | 3 +-
fs/cifs/cifsfs.h | 2 +-
fs/cifs/inode.c | 3 +-
fs/coda/dir.c | 8 +-
fs/dcache.c | 46 ++-
fs/debugfs/inode.c | 2 +-
fs/ecryptfs/inode.c | 5 +-
fs/exofs/namei.c | 3 +-
fs/ext2/namei.c | 5 +-
fs/ext3/namei.c | 5 +-
fs/ext4/namei.c | 396 ++++++++++++++-------
fs/ext4/super.c | 6 +-
fs/f2fs/namei.c | 3 +-
fs/fat/namei_msdos.c | 3 +-
fs/fat/namei_vfat.c | 3 +-
fs/fuse/dir.c | 3 +-
fs/gfs2/inode.c | 3 +-
fs/hfs/dir.c | 3 +-
fs/hfsplus/dir.c | 3 +-
fs/hostfs/hostfs_kern.c | 5 +-
fs/hpfs/namei.c | 3 +-
fs/jffs2/dir.c | 5 +-
fs/jfs/namei.c | 3 +-
fs/libfs.c | 3 +-
fs/logfs/dir.c | 3 +-
fs/minix/namei.c | 5 +-
fs/namei.c | 317 +++++++++--------
fs/ncpfs/dir.c | 5 +-
fs/nfs/dir.c | 3 +-
fs/nfs/internal.h | 3 +-
fs/nfsd/vfs.c | 2 +-
fs/nilfs2/namei.c | 3 +-
fs/ocfs2/namei.c | 3 +-
fs/omfs/dir.c | 3 +-
fs/reiserfs/namei.c | 3 +-
fs/sysv/namei.c | 5 +-
fs/ubifs/dir.c | 3 +-
fs/udf/namei.c | 3 +-
fs/ufs/namei.c | 3 +-
fs/xfs/xfs_iops.c | 3 +-
include/linux/dcache.h | 8 +-
include/linux/fs.h | 7 +-
include/linux/security.h | 12 +-
include/uapi/linux/fs.h | 3 +
kernel/cgroup.c | 5 +-
mm/shmem.c | 2 +-
security/security.c | 22 +-
62 files changed, 631 insertions(+), 367 deletions(-)

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/