diff options
| author | Dmitry Kadashev <dkadashev@gmail.com> | 2021-07-08 13:34:47 +0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-08-23 13:48:52 -0600 |
| commit | cf30da90bc3a26911d369f199411f38b701394de (patch) | |
| tree | 95877155ed02f3e753bc9347596d83e816b7c212 /fs/internal.h | |
| parent | 7a8721f84fcb3b2946a92380b6fc311e017ff02c (diff) | |
io_uring: add support for IORING_OP_LINKAT
IORING_OP_LINKAT behaves like linkat(2) and takes the same flags and
arguments.
In some internal places 'hardlink' is used instead of 'link' to avoid
confusion with the SQE links. Name 'link' conflicts with the existing
'link' member of io_kiocb.
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Suggested-by: Christian Brauner <christian.brauner@ubuntu.com>
Link: https://lore.kernel.org/io-uring/20210514145259.wtl4xcsp52woi6ab@wittgenstein/
Signed-off-by: Dmitry Kadashev <dkadashev@gmail.com>
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
Link: https://lore.kernel.org/r/20210708063447.3556403-12-dkadashev@gmail.com
[axboe: add splice_fd_in check]
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/internal.h')
| -rw-r--r-- | fs/internal.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/internal.h b/fs/internal.h index 2f9750aefbd6..2bb444600852 100644 --- a/fs/internal.h +++ b/fs/internal.h @@ -78,6 +78,8 @@ int do_renameat2(int olddfd, struct filename *oldname, int newdfd, struct filename *newname, unsigned int flags); int do_mkdirat(int dfd, struct filename *name, umode_t mode); int do_symlinkat(struct filename *from, int newdfd, struct filename *to); +int do_linkat(int olddfd, struct filename *old, int newdfd, + struct filename *new, int flags); /* * namespace.c |