On 06/05/2016 09:31 PM, mchristi@xxxxxxxxxx wrote: > From: Mike Christie <mchristi@xxxxxxxxxx> > > 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@xxxxxxxxxx> > --- (Could probably be folded into the previous patch) Reviewed-by: Hannes Reinecke <hare@xxxxxxxx> Cheers, Hannes -- Dr. Hannes Reinecke Teamlead Storage & Networking hare@xxxxxxx +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) -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
