From: Avi Kivity <avi@redhat.com>
To: "Andreas Färber" <afaerber@suse.de>
Cc: qemu-devel@nongnu.org, Gleb Natapov <gleb@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v2] exec.c: Fix subpage memory access to RAM MemoryRegion
Date: Sun, 11 Dec 2011 11:51:25 +0200 [thread overview]
Message-ID: <4EE47D1D.9020305@redhat.com> (raw)
In-Reply-To: <1322666781-6108-1-git-send-email-afaerber@suse.de>
On 11/30/2011 05:26 PM, Andreas Färber wrote:
> Commit 95c318f5e1f88d7e5bcc6deac17330fd4806a2d3 (Fix segfault in mmio
> subpage handling code.) prevented a segfault by making all subpage
> registrations over an existing memory page perform an unassigned access.
> Symptoms were writes not taking effect and reads returning zero.
>
> Very small page sizes are not currently supported either,
> so subpage memory areas cannot fully be avoided.
>
> Therefore change the previous fix to use a new IO_MEM_SUBPAGE_RAM
> instead of IO_MEM_UNASSIGNED. Suggested by Avi.
>
Reviewed-by: Avi Kivity <avi@redhat.com>
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2011-12-11 9:51 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-30 15:26 [Qemu-devel] [PATCH v2] exec.c: Fix subpage memory access to RAM MemoryRegion Andreas Färber
2011-12-01 9:29 ` Avi Kivity
2011-12-01 9:37 ` Gleb Natapov
2011-12-01 9:41 ` Avi Kivity
2011-12-01 9:47 ` Gleb Natapov
2011-12-01 9:54 ` Avi Kivity
2011-12-01 10:06 ` Gleb Natapov
2011-12-01 17:18 ` Andreas Färber
2011-12-01 17:24 ` Avi Kivity
2011-12-09 12:32 ` Andreas Färber
2011-12-11 9:51 ` Avi Kivity [this message]
2011-12-15 18:09 ` Anthony Liguori
2012-08-22 16:53 ` Andreas Färber
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