[PATCH 02/45] block: add REQ_OP definitions and helpers

[Hannes Reinecke]

On 06/05/2016 09:31 PM, mchristi at redhat.com wrote:
> From: Mike Christie <mchristi at redhat.com>
> 
> The following patches separate the operation (WRITE, READ, DISCARD,
> etc) from the rq_flag_bits flags. This patch adds definitions for
> request/bio operations (REQ_OPs) and adds request/bio accessors to
> get/set the op.
> 
> In this patch the REQ_OPs match the REQ rq_flag_bits ones
> for compat reasons while all the code is converted to use the
> op accessors in the set. In the last patches the op will become a
> number and the accessors and helpers in this patch will be dropped
> or updated.
> 
> Signed-off-by: Mike Christie <mchristi at redhat.com>
> ---
Reviewed-by: Hannes Reinecke <hare at suse.com>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		   Teamlead Storage & Networking
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