Commit 43ebecdf authored by Chen, You's avatar Chen, You Committed by Tomasz Zawadzki
Browse files

lib/idxd: break spdk_idxd_process_events loop after processing DESC_PER_BATCH ops 



To prevent the processing of outstanding commands from starving the rest of the system

Fixes: #2586

Signed-off-by: default avatarChen, You <you.chen@intel.com>
Signed-off-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Change-Id: I392db2359408cdef32cc1f46b76ecd94f0c3332c
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/13685


Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
Reviewed-by: default avatarDong Yi <dongx.yi@intel.com>
Community-CI: Mellanox Build Bot
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
parent 2508d170

lib/idxd/idxd.c

+4 −0
Original line number Diff line number Diff line
@@ -1397,6 +1397,10 @@ spdk_idxd_process_events(struct spdk_idxd_io_channel *chan) 


		/* reset the status */

		status = 0;

		/* break the processing loop to prevent from starving the rest of the system */

		if (rc > DESC_PER_BATCH) {

			break;

		}

	}



	/* Submit any built-up batch */