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From: Juergen Gross <jgross@suse.com>
To: Stefano Stabellini <sstabellini@kernel.org>
Cc: anthony.perard@citrix.com,
	xen-devel <xen-devel@lists.xenproject.org>,
	qemu-devel@nongnu.org, Jan Beulich <JBeulich@suse.com>,
Subject: Re: [PATCH] xen: fix qdisk BLKIF_OP_DISCARD for 32/64 word size mix
Date: Thu, 16 Jun 2016 15:49:47 +0200	[thread overview]
Message-ID: <5762AE7B.4030402__22983.8788313375$1466085113$gmane$org@suse.com> (raw)
In-Reply-To: <alpine.DEB.2.10.1606161407240.18449@sstabellini-ThinkPad-X260>

On 16/06/16 15:07, Stefano Stabellini wrote:
> On Thu, 16 Jun 2016, Juergen Gross wrote:
>> On 16/06/16 12:54, Jan Beulich wrote:
>>>>>> On 16.06.16 at 12:02, <JGross@suse.com> wrote:
>>>> In case the word size of the domU and qemu running the qdisk backend
>>>> differ BLKIF_OP_DISCARD will not work reliably, as the request
>>>> structure in the ring have different layouts for different word size.
>>>> Correct this by copying the request structure in case of different
>>>> word size element by element in the BLKIF_OP_DISCARD case, too.
>>>> Signed-off-by: Juergen Gross <jgross@suse.com>
>>> With the indentation (tabs vs blanks) fixed
>> Hmm, qemu coding style is to use blanks. I could:
>> a) leave the patch as is (changed lines indented with blanks)
>> b) use tabs to indent (style of the modified file up to now)
>> c) change the style of the file in this patch
>> d) change the style of the file in a separate patch
>> Any preferences?
> I would go with d), fixing it to conform with QEMU coding style.

As I'm about to resync the header with the Linux one as Paul suggested
it will be more like c). :-)


Xen-devel mailing list

  parent reply	other threads:[~2016-06-16 13:50 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-16 10:02 Juergen Gross
2016-06-16 10:54 ` Jan Beulich
     [not found] ` <5762A17B02000078000F59F3@suse.com>
2016-06-16 11:04   ` Juergen Gross
2016-06-16 11:17     ` Jan Beulich
2016-06-16 13:07     ` Stefano Stabellini
     [not found]     ` <alpine.DEB.2.10.1606161407240.18449@sstabellini-ThinkPad-X260>
2016-06-16 13:49       ` Juergen Gross [this message]
     [not found]       ` <5762AE7B.4030402@suse.com>
2016-06-17 16:07         ` Stefano Stabellini
2016-06-16 11:24 ` [Xen-devel] " Paul Durrant
2016-06-16 12:18   ` Juergen Gross
2016-06-16 12:23     ` Paul Durrant

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