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From: Kevin Wolf <kwolf@redhat.com>
To: qemu-block@nongnu.org
Cc: kwolf@redhat.com, qemu-devel@nongnu.org, armbru@redhat.com,
	mreitz@redhat.com, jsnow@redhat.com
Subject: [Qemu-devel] [PATCH 3/5] block: Remove cache.writeback from blockdev-add
Date: Mon, 14 Mar 2016 16:44:50 +0100	[thread overview]
Message-ID: <1457970292-12291-4-git-send-email-kwolf@redhat.com> (raw)
In-Reply-To: <1457970292-12291-1-git-send-email-kwolf@redhat.com>

The WCE bit is a frontend property and should not be part of the backend
configuration. This is especially important because the same BDS can be
used by different users with different WCE requirements.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 qapi/block-core.json | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/qapi/block-core.json b/qapi/block-core.json
index 9bf1b22..e3617e2 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -1614,7 +1614,6 @@
 #
 # Includes cache-related options for block devices
 #
-# @writeback:   #optional enables writeback mode for any caches (default: true)
 # @direct:      #optional enables use of O_DIRECT (bypass the host page cache;
 #               default: false)
 # @no-flush:    #optional ignore any flush requests for the device (default:
@@ -1623,8 +1622,7 @@
 # Since: 1.7
 ##
 { 'struct': 'BlockdevCacheOptions',
-  'data': { '*writeback': 'bool',
-            '*direct': 'bool',
+  'data': { '*direct': 'bool',
             '*no-flush': 'bool' } }
 
 ##
-- 
1.8.3.1

  parent reply	other threads:[~2016-03-14 15:45 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-14 15:44 [Qemu-devel] [PATCH 0/5] block: API changes for 2.6 Kevin Wolf
2016-03-14 15:44 ` [Qemu-devel] [PATCH 1/5] block: Remove copy-on-read from bdrv_move_feature_fields() Kevin Wolf
2016-03-14 15:51   ` Eric Blake
2016-03-14 15:44 ` [Qemu-devel] [PATCH 2/5] block: Remove dirty bitmaps " Kevin Wolf
2016-03-14 15:55   ` Eric Blake
2016-03-14 15:44 ` Kevin Wolf [this message]
2016-03-14 16:10   ` [Qemu-devel] [PATCH 3/5] block: Remove cache.writeback from blockdev-add Eric Blake
2016-03-14 16:22     ` Kevin Wolf
2016-03-14 15:44 ` [Qemu-devel] [PATCH 4/5] block: Make backing files always writeback Kevin Wolf
2016-03-14 16:46   ` Eric Blake
2016-03-14 15:44 ` [Qemu-devel] [PATCH 5/5] block: Reject writethrough mode except at the root Kevin Wolf
2016-03-14 16:50   ` Eric Blake
2016-03-18 17:10 ` [Qemu-devel] [PATCH 0/5] block: API changes for 2.6 Kevin Wolf

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