Re: [PATCH 41/42] block: do not use REQ_FLUSH for tracking flush support

From	Juergen Gross <kernel@pfupf.net>
Newsgroups	linux.kernel
Subject	Re: [PATCH 41/42] block: do not use REQ_FLUSH for tracking flush support
Date	2016-04-17 10:50 +0200
Message-ID	<roQyZ-1nx-3@gated-at.bofh.it> (permalink)
References	<rohrA-81o-9@gated-at.bofh.it> <rohrA-81o-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On 15/04/16 21:16, mchristi@redhat.com wrote:
> From: Mike Christie <mchristi@redhat.com>
> 
> The last patch added a REQ_OP_FLUSH for request_fn drivers
> and the next patch renames REQ_FLUSH to REQ_PREFLUSH which
> will be used by file systems and make_request_fn drivers so
> they can send a write/flush combo.
> 
> This patch drops xen's use of REQ_FLUSH to track if it supports
> REQ_OP_FLUSH requests, so REQ_FLUSH can be deleted.
> 
> v7:
> - Fix feature_flush/fua use.
> 
> v6:
> - Dropped parts of patch handled by Jens's QUEUE_FLAG_WC/FUA
> patches and modified patch to check feature_flush/fua bits.
> 
> Signed-off-by: Mike Christie <mchristi@redhat.com>
> Reviewed-by: Hannes Reinecke <hare@suse.com>
> Cc: Juergen Gross <kernel@pfupf.net>

Acked-by: Juergen Gross <jgross@suse.com>


Juergen

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[PATCH 41/42] block: do not use REQ_FLUSH for tracking flush support mchristi@redhat.com - 2016-04-15 21:20 +0200
  Re: [PATCH 41/42] block: do not use REQ_FLUSH for tracking flush  support Juergen Gross <kernel@pfupf.net> - 2016-04-17 10:50 +0200

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