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| author |   Goldwyn Rodrigues <rgoldwyn@suse.com> | 2017-06-20 07:05:49 -0500 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2017-06-20 07:12:03 -0600 |
| commit | edf064e7c6fec3646b06c944a8e35d1a3de5c2c3 (patch) | |
| tree | 861835f7c0ae787598be8e18eac67f623d90658e /drivers/block/null_blk.c | |
| parent | xfs: nowait aio support (diff) | |
| download | linux-dev-edf064e7c6fec3646b06c944a8e35d1a3de5c2c3.tar.xz linux-dev-edf064e7c6fec3646b06c944a8e35d1a3de5c2c3.zip | |
btrfs: nowait aio support
Return EAGAIN if any of the following checks fail
+ i_rwsem is not lockable
+ NODATACOW or PREALLOC is not set
+ Cannot nocow at the desired location
+ Writing beyond end of file which is not allocated
Acked-by: David Sterba <dsterba@suse.com>
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/null_blk.c')
0 files changed, 0 insertions, 0 deletions