On 4/22/21 2:20 PM, Ming Lei wrote:

Prepare for supporting bio based io polling. If one disk is capable of
bio polling, we allow user to control FLAG_POLL via sysfs.

Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <redacted>
---
 block/blk-sysfs.c     | 14 ++++++++++++--
 include/linux/genhd.h |  2 ++
 2 files changed, 14 insertions(+), 2 deletions(-)

Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		        Kernel Storage Architect
hare@suse.de			               +49 911 74053 688
SUSE Software Solutions Germany GmbH, 90409 Nürnberg
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