[Drbd-dev] [PATCH 06/45] dm: use op_is_write instead of checking for REQ_WRITE

Hannes Reinecke hare at suse.de
Mon Jun 6 08:15:49 CEST 2016

On 06/05/2016 09:31 PM, mchristi at redhat.com wrote:
> From: Mike Christie <mchristi at redhat.com>
> We currently set REQ_WRITE/WRITE for all non READ IOs
> like discard, flush, writesame, etc. In the next patches where we
> no longer set up the op as a bitmap, we will not be able to
> detect a operation direction like writesame by testing if REQ_WRITE is
> set.
> This has dm use the op_is_write helper which will do the right
> thing.
> Signed-off-by: Mike Christie <mchristi at redhat.com>
> ---

(Could probably be folded into the previous patch)

Reviewed-by: Hannes Reinecke <hare at suse.com>


Dr. Hannes Reinecke		   Teamlead Storage & Networking
hare at suse.de			               +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)

More information about the drbd-dev mailing list