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From: Fam Zheng <famz@redhat.com>
To: John Snow <jsnow@redhat.com>
Cc: kwolf@redhat.com,
	Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
	qemu-devel@nongnu.org, Max Reitz <mreitz@redhat.com>,
	stefanha@redhat.com, den@openvz.org
Subject: Re: [Qemu-devel] [PATCH v4 RFC] spec: add qcow2-dirty-bitmaps specification
Date: Tue, 15 Dec 2015 12:34:47 +0800	[thread overview]
Message-ID: <20151215043447.GC19034@ad.usersys.redhat.com> (raw)
In-Reply-To: <566F4210.1020200@redhat.com>

On Mon, 12/14 17:26, John Snow wrote:
> 
> If the auto bit is on, it's a must.
> 
> Let's try again:
> 
> "1: auto
>     This bitmap is of the Dirty Tracking Type and must accurately
>     reflect all writes to the virtual disk image by any application
>     that would write to it. This bitmap should not lose the auto bit
>     except by user intervention."
> 
> Or something like that? The idea is that it will indeed be "autoloaded"
> and made active, but some bitmaps might be stored in various
> frozen/unactive states where this is not desirable.

Yes, I like this idea. It also answers my "enabled" flag question in reply to
Max's comments.

Fam

  reply	other threads:[~2015-12-15  4:34 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-14 17:43 [Qemu-devel] [PATCH v4 RFC] spec: add qcow2-dirty-bitmaps specification Vladimir Sementsov-Ogievskiy
2015-12-14 20:05 ` Max Reitz
2015-12-14 20:45   ` John Snow
2015-12-14 21:44     ` Max Reitz
2015-12-14 22:26       ` John Snow
2015-12-15  4:34         ` Fam Zheng [this message]
2015-12-15 14:10         ` Max Reitz
2015-12-21 13:41     ` Vladimir Sementsov-Ogievskiy
2015-12-15  4:18   ` Fam Zheng
2015-12-15 10:04     ` Vladimir Sementsov-Ogievskiy
2015-12-15 16:40     ` John Snow
2015-12-21 12:20       ` Vladimir Sementsov-Ogievskiy
2015-12-15  9:58   ` Kevin Wolf
2015-12-15 14:03     ` Max Reitz

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