diff options
| author | Stefan Roesch <shr@fb.com> | 2022-06-23 10:51:57 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-07-24 18:39:32 -0600 |
| commit | 1aa91d9c993397858a50c433933ea119903fdea2 (patch) | |
| tree | b0faf0f9eb7420e969445b3600a5802a648bdd03 /fs/xfs/xfs_file.c | |
| parent | 9641506b2deed1bb6be7464a95d62c472eca0e8e (diff) | |
xfs: Add async buffered write support
This adds the async buffered write support to XFS. For async buffered
write requests, the request will return -EAGAIN if the ilock cannot be
obtained immediately.
Signed-off-by: Stefan Roesch <shr@fb.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Link: https://lore.kernel.org/r/20220623175157.1715274-15-shr@fb.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/xfs/xfs_file.c')
| -rw-r--r-- | fs/xfs/xfs_file.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 5a171c0b244b..8d9b14d2b912 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -410,7 +410,7 @@ restart: spin_unlock(&ip->i_flags_lock); out: - return file_modified(file); + return kiocb_modified(iocb); } static int @@ -700,12 +700,11 @@ xfs_file_buffered_write( bool cleared_space = false; unsigned int iolock; - if (iocb->ki_flags & IOCB_NOWAIT) - return -EOPNOTSUPP; - write_retry: iolock = XFS_IOLOCK_EXCL; - xfs_ilock(ip, iolock); + ret = xfs_ilock_iocb(iocb, iolock); + if (ret) + return ret; ret = xfs_file_write_checks(iocb, from, &iolock); if (ret) @@ -1165,7 +1164,7 @@ xfs_file_open( { if (xfs_is_shutdown(XFS_M(inode->i_sb))) return -EIO; - file->f_mode |= FMODE_NOWAIT | FMODE_BUF_RASYNC; + file->f_mode |= FMODE_NOWAIT | FMODE_BUF_RASYNC | FMODE_BUF_WASYNC; return generic_file_open(inode, file); } |