From: Takuya Yoshikawa <takuya.yoshikawa-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Alexander Graf <agraf-l3A5Bk7waGM@public.gmane.org>
Cc: Takuya Yoshikawa
<yoshikawa.takuya-gVGce1chcLdL9jVzuh4AOg@public.gmane.org>,
avi-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
mtosatti-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
kvm-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
kvm-ppc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 3/4] KVM: cleanup: remove kvm_get_dirty_log()
Date: Sat, 26 Jun 2010 09:38:23 +0900 [thread overview]
Message-ID: <20100626093823.ab4eb33c.takuya.yoshikawa@gmail.com> (raw)
In-Reply-To: <E5BC6546-6255-4E25-B3DD-F6B6261B6830-l3A5Bk7waGM@public.gmane.org>
On Fri, 25 Jun 2010 21:25:57 +0200
Alexander Graf <agraf-l3A5Bk7waGM@public.gmane.org> wrote:
>
> This patch plus 4/4 broke dirty bitmap updating on PPC. I didn't get around to track down why, but I figured you should now. Is there any way to get you a PPC development box? A simple G4 or G5 should be 200$ on ebay by now :).
>
I'm sorry, I thought this change was just trivial code transformation
and test for x86 would be OK: but not actually. Probably the reason is
around the timing of copy_to_user() and newly introduced clear_user()
for clean slot.
>
> Alex
>
next prev parent reply other threads:[~2010-06-26 0:38 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-23 5:58 [PATCH v2 0/4] KVM: kvm_vm_ioctl_get_dirty_log() fix and cleanup Takuya Yoshikawa
2010-06-23 6:00 ` [PATCH v2 2/4] KVM: ia64: cleanup kvm_ia64_sync_dirty_log() Takuya Yoshikawa
[not found] ` <20100623145807.07a07c4c.yoshikawa.takuya-gVGce1chcLdL9jVzuh4AOg@public.gmane.org>
2010-06-23 5:59 ` [PATCH v2 1/4] KVM: ia64: fix dirty_log_lock spin_lock section not to include get_dirty_log() Takuya Yoshikawa
2010-06-23 6:01 ` [PATCH v2 3/4] KVM: cleanup: remove kvm_get_dirty_log() Takuya Yoshikawa
[not found] ` <20100623150134.9fb5915b.yoshikawa.takuya-gVGce1chcLdL9jVzuh4AOg@public.gmane.org>
2010-06-23 8:48 ` Avi Kivity
[not found] ` <4C21CA5D.4060800-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2010-06-23 9:01 ` Takuya Yoshikawa
2010-06-23 9:00 ` Avi Kivity
2010-06-24 0:58 ` Marcelo Tosatti
[not found] ` <20100624005859.GD9388-I4X2Mt4zSy4@public.gmane.org>
2010-06-24 8:10 ` Avi Kivity
2010-06-25 19:25 ` Alexander Graf
[not found] ` <E5BC6546-6255-4E25-B3DD-F6B6261B6830-l3A5Bk7waGM@public.gmane.org>
2010-06-26 0:38 ` Takuya Yoshikawa [this message]
2010-06-26 0:55 ` Takuya Yoshikawa
2010-06-26 9:38 ` Alexander Graf
2010-06-27 7:32 ` Avi Kivity
[not found] ` <4C26FE7B.9090406-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2010-06-28 8:14 ` Takuya Yoshikawa
2010-06-28 9:36 ` Avi Kivity
2010-06-23 6:02 ` [PATCH v2 4/4] KVM: cleanup: make kvm_vm_ioctl_get_dirty_log() arch independent Takuya Yoshikawa
2010-06-23 8:50 ` [PATCH v2 0/4] KVM: kvm_vm_ioctl_get_dirty_log() fix and cleanup Avi Kivity
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