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| author | Mike Snitzer <snitzer@kernel.org> | 2022-03-24 21:35:24 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-04-18 00:49:40 +0200 |
| commit | 0df71650c051ab106c921de257f4b38e9e3dd251 (patch) | |
| tree | 39bed0b9aae98b2357378bbfb077a192d2f4dcbd /block/blk.h | |
| parent | Linux 5.18-rc3 (diff) | |
| download | linux-0df71650c051ab106c921de257f4b38e9e3dd251.tar.xz linux-0df71650c051ab106c921de257f4b38e9e3dd251.zip | |
block: allow using the per-cpu bio cache from bio_alloc_bioset
Replace the BIO_PERCPU_CACHE bio-internal flag with a REQ_ALLOC_CACHE
one that can be passed to bio_alloc / bio_alloc_bioset, and implement
the percpu cache allocation logic in a helper called from
bio_alloc_bioset. This allows any bio_alloc_bioset user to use the
percpu caches instead of having the functionality tied to struct kiocb.
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
[hch: refactored a bit]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220324203526.62306-2-snitzer@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk.h')
| -rw-r--r-- | block/blk.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/block/blk.h b/block/blk.h index 8ccbc6e07636..0d33e4ca2c52 100644 --- a/block/blk.h +++ b/block/blk.h @@ -453,8 +453,7 @@ extern struct device_attribute dev_attr_events_poll_msecs; static inline void bio_clear_polled(struct bio *bio) { /* can't support alloc cache if we turn off polling */ - bio_clear_flag(bio, BIO_PERCPU_CACHE); - bio->bi_opf &= ~REQ_POLLED; + bio->bi_opf &= ~(REQ_POLLED | REQ_ALLOC_CACHE); } long blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg); |