Commit e6493c81 authored by Jin Yu's avatar Jin Yu Committed by Tomasz Zawadzki
Browse files

bdev: improve bdev blockcnt notify 



A small improvement in blockcnt change.
If size == bdev->blockcnt just return.

Change-Id: I507a3e5d5fa0f3f17383afa08c47c0bda48be52c
Signed-off-by: default avatarJin Yu <jin.yu@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/5922


Community-CI: Broadcom CI
Community-CI: Mellanox Build Bot
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
parent ec1494e9

lib/bdev/bdev.c

+4 −0
Original line number Diff line number Diff line
@@ -3450,6 +3450,10 @@ spdk_bdev_notify_blockcnt_change(struct spdk_bdev *bdev, uint64_t size) 
	struct spdk_bdev_desc *desc;

	int ret;



	if (size == bdev->blockcnt) {

		return 0;

	}



	pthread_mutex_lock(&bdev->internal.mutex);



	/* bdev has open descriptors */