diff options
| author | Vincent Fu <vincent.fu@samsung.com> | 2022-07-08 17:49:49 +0000 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-08-02 17:15:02 -0600 |
| commit | 7012eef520cb7cb12910fb799dfd4ad0ed256b77 (patch) | |
| tree | 27cd39a03419b4c26956741c514f31ab731f7187 /drivers/block/null_blk/null_blk.h | |
| parent | 058efe000b31ce9c63bca02a33b67780b0ef5b41 (diff) | |
null_blk: add configfs variables for 2 options
Allow setting via configfs these two options:
no_sched
shared_tag_bitmap
Previously these could only be activated as module parameters.
Still missing are:
shared_tags
timeout
requeue
init_hctx
Signed-off-by: Vincent Fu <vincent.fu@samsung.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220708174943.87787-3-vincent.fu@samsung.com
[axboe: fold in nullb == NULL fix]
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/null_blk/null_blk.h')
| -rw-r--r-- | drivers/block/null_blk/null_blk.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/block/null_blk/null_blk.h b/drivers/block/null_blk/null_blk.h index 6fbf0a1b2622..94ff68052b1e 100644 --- a/drivers/block/null_blk/null_blk.h +++ b/drivers/block/null_blk/null_blk.h @@ -113,6 +113,8 @@ struct nullb_device { bool discard; /* if support discard */ bool zoned; /* if device is zoned */ bool virt_boundary; /* virtual boundary on/off for the device */ + bool no_sched; /* no IO scheduler for the device */ + bool shared_tag_bitmap; /* use hostwide shared tags */ }; struct nullb { |