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| author | Ming Lei <ming.lei@redhat.com> | 2021-01-11 06:05:54 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-01-25 07:22:45 +0300 |
| commit | 9f180e315a93cde559ac1c9c4c5ce980aa681c1c (patch) | |
| tree | a1469d03fead5c762d84d3b64f416fd34cd0aa33 /include/linux/bio.h | |
| parent | c495a17679523c95f77f13697a71921dd5c224cd (diff) | |
| download | linux-9f180e315a93cde559ac1c9c4c5ce980aa681c1c.tar.xz | |
block: don't allocate inline bvecs if this bioset needn't bvecs
The inline bvecs won't be used if user needn't bvecs by not passing
BIOSET_NEED_BVECS, so don't allocate bvecs in this situation.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Pavel Begunkov <asml.silence@gmail.com>
Tested-by: Pavel Begunkov <asml.silence@gmail.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/bio.h')
| -rw-r--r-- | include/linux/bio.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h index 2f1155eabaff..5d8977aafa19 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -703,6 +703,7 @@ struct bio_set { mempool_t bvec_integrity_pool; #endif + unsigned int back_pad; /* * Deadlock avoidance for stacking block drivers: see comments in * bio_alloc_bioset() for details |