Commit 8f243d69 authored Oct 20, 2023 by Karl Bonde Torp Committed by Tomasz Zawadzki Dec 07, 2023

bdev_xnvme: change ucmd default to IOPOLL



This makes it possible get significant performance improvements if the
kernel nvme driver has poll_queues enabled

Change-Id: I1ccf7e0077479141e3d73efc629fa565428bf218
Signed-off-by: Karl Bonde Torp <k.torp@samsung.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/20609


Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <jim.harris@samsung.com>
Reviewed-by: Ben Walker <ben@nvidia.com>

parent f8abbede

module/bdev/xnvme/bdev_xnvme.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -336,7 +336,7 @@ create_xnvme_bdev(const char name, const char filename, const char *io_mechani
		} else if (!strcmp(xnvme->io_mechanism, "io_uring")) {
		opts.poll_io = 1;
		} else if (!strcmp(xnvme->io_mechanism, "io_uring_cmd")) {
		opts.poll_sq = 1;
		opts.poll_io = 1;
		}
		}