On 3/29/21 5:26 PM, Ming Lei wrote:
Create per-task io poll context for both IO submission and poll task if the queue is bio based and supports polling.This io polling context includes two queues: 1) submission queue(sq) for storing HIPRI bio, written by submission task and read by poll task. 2) polling queue(pq) for holding data moved from sq, only used in poll context for running bio polling. Following patches will support bio based io polling. Signed-off-by: Ming Lei <[email protected]> --- block/blk-core.c | 79 +++++++++++++++++++++++++++++++++------ block/blk-ioc.c | 1 +wed block/blk-mq.c | 14 +++++++ block/blk.h | 38 +++++++++++++++++++ include/linux/iocontext.h | 2 + 5 files changed, 123 insertions(+), 11 deletions(-) Reviewed-by: Hannes Reinecke <[email protected]>
Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect [email protected] +49 911 74053 688 SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg HRB 36809 (AG Nürnberg), Geschäftsführer: Felix Imendörffer -- dm-devel mailing list [email protected] https://listman.redhat.com/mailman/listinfo/dm-devel
