Commit 82d77ca6 authored by Shuhei Matsumoto's avatar Shuhei Matsumoto Committed by Tomasz Zawadzki
Browse files

bdev/delay: Set zcopy I/O type to be unsupported regardless of backend bdev module 



Delay bdev module does not support delaying zcopy I/O. So change
vbdev_delay_io_type_supported() to return false if the passed I/O
type is zcopy to clarify the use case of delay bdev module.

Signed-off-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Change-Id: Icea5ae351d7139250710ce491e4ac466b0cc7f98
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/2622


Reviewed-by: default avatarAleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Community-CI: Broadcom CI
Community-CI: Mellanox Build Bot
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
parent a954d2bf

module/bdev/delay/vbdev_delay.c

+5 −1
Original line number Diff line number Diff line
@@ -454,8 +454,12 @@ vbdev_delay_io_type_supported(void *ctx, enum spdk_bdev_io_type io_type) 
{

	struct vbdev_delay *delay_node = (struct vbdev_delay *)ctx;



	if (io_type == SPDK_BDEV_IO_TYPE_ZCOPY) {

		return false;

	} else {

		return spdk_bdev_io_type_supported(delay_node->base_bdev, io_type);

	}

}



static struct spdk_io_channel *

vbdev_delay_get_io_channel(void *ctx)