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| author | Omar Sandoval <osandov@fb.com> | 2017-04-14 09:59:59 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-04-14 22:06:54 +0200 |
| commit | 229a92873f3afc20b0d91aaaec08cbc11689dd8b (patch) | |
| tree | 399e4d8109e92ec0ea8069dd2d331328a2c2c284 /block/blk-mq.h | |
| parent | sbitmap: add sbitmap_get_shallow() operation (diff) | |
| download | linux-229a92873f3afc20b0d91aaaec08cbc11689dd8b.tar.xz linux-229a92873f3afc20b0d91aaaec08cbc11689dd8b.zip | |
blk-mq: add shallow depth option for blk_mq_get_tag()
Wire up the sbitmap_get_shallow() operation to the tag code so that a
caller can limit the number of tags available to it.
Signed-off-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/blk-mq.h')
| -rw-r--r-- | block/blk-mq.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk-mq.h b/block/blk-mq.h index 7e6f2e467696..524f44742816 100644 --- a/block/blk-mq.h +++ b/block/blk-mq.h @@ -141,6 +141,7 @@ struct blk_mq_alloc_data { /* input parameter */ struct request_queue *q; unsigned int flags; + unsigned int shallow_depth; /* input & output parameter */ struct blk_mq_ctx *ctx; |