From: Christoffer Dall <cdall@linaro.org>
To: Suzuki K Poulose <Suzuki.Poulose@arm.com>
Cc: kvm@vger.kernel.org, marc.zyngier@arm.com, andreyknvl@google.com,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, pbonzini@redhat.com,
kvmarm@lists.cs.columbia.edu
Subject: Re: [PATCH v3 0/2] kvm: arm/arm64: Fixes for race conditions
Date: Tue, 16 May 2017 15:29:04 +0200 [thread overview]
Message-ID: <20170516132904.GD5259@cbox> (raw)
In-Reply-To: <2b4cd91d-6d0f-3614-faa8-1ebe58bf1313@arm.com>
On Tue, May 16, 2017 at 11:01:54AM +0100, Suzuki K Poulose wrote:
> On 16/05/17 10:53, Christoffer Dall wrote:
> >On Tue, May 16, 2017 at 10:34:53AM +0100, Suzuki K Poulose wrote:
> >>The patches fixes race conditions in stage2 pgd accesses.
> >>
> >>Patch 1 is a fix up for the patch which has already been pushed to
> >>kvmarm/master.
> >>
> >>Patch 2 fixes a case where stage2 PGD could be free'd when we release
> >>the kvm->mmu_lock to prevent VCPU starvation.
> >>
> >>Applies on kvmarm/master tree
> >
> >Thanks for the rebase and fix.
> >
> >Applied to master, and for both patches::
> >
> >Reviewed-by: Christoffer Dall <cdall@linaro.org>
> >
>
> Thanks, I think these fixes needs to go to stable as well. I will wait for
> these to hit mainline and then send a back port.
Agreed, I already added the cc to stable when applying them, so I think
you'll see the report from the stable folks for the parts that don't
apply and can do the backport then.
Thanks,
-Christoffer
WARNING: multiple messages have this Message-ID (diff)
From: cdall@linaro.org (Christoffer Dall)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 0/2] kvm: arm/arm64: Fixes for race conditions
Date: Tue, 16 May 2017 15:29:04 +0200 [thread overview]
Message-ID: <20170516132904.GD5259@cbox> (raw)
In-Reply-To: <2b4cd91d-6d0f-3614-faa8-1ebe58bf1313@arm.com>
On Tue, May 16, 2017 at 11:01:54AM +0100, Suzuki K Poulose wrote:
> On 16/05/17 10:53, Christoffer Dall wrote:
> >On Tue, May 16, 2017 at 10:34:53AM +0100, Suzuki K Poulose wrote:
> >>The patches fixes race conditions in stage2 pgd accesses.
> >>
> >>Patch 1 is a fix up for the patch which has already been pushed to
> >>kvmarm/master.
> >>
> >>Patch 2 fixes a case where stage2 PGD could be free'd when we release
> >>the kvm->mmu_lock to prevent VCPU starvation.
> >>
> >>Applies on kvmarm/master tree
> >
> >Thanks for the rebase and fix.
> >
> >Applied to master, and for both patches::
> >
> >Reviewed-by: Christoffer Dall <cdall@linaro.org>
> >
>
> Thanks, I think these fixes needs to go to stable as well. I will wait for
> these to hit mainline and then send a back port.
Agreed, I already added the cc to stable when applying them, so I think
you'll see the report from the stable folks for the parts that don't
apply and can do the backport then.
Thanks,
-Christoffer
WARNING: multiple messages have this Message-ID (diff)
From: Christoffer Dall <cdall@linaro.org>
To: Suzuki K Poulose <Suzuki.Poulose@arm.com>
Cc: christoffer.dall@linaro.org, agraf@suse.de,
andreyknvl@google.com, marc.zyngier@arm.com,
mark.rutland@arm.com, pbonzini@redhat.com, rkrcmar@redhat.com,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org
Subject: Re: [PATCH v3 0/2] kvm: arm/arm64: Fixes for race conditions
Date: Tue, 16 May 2017 15:29:04 +0200 [thread overview]
Message-ID: <20170516132904.GD5259@cbox> (raw)
In-Reply-To: <2b4cd91d-6d0f-3614-faa8-1ebe58bf1313@arm.com>
On Tue, May 16, 2017 at 11:01:54AM +0100, Suzuki K Poulose wrote:
> On 16/05/17 10:53, Christoffer Dall wrote:
> >On Tue, May 16, 2017 at 10:34:53AM +0100, Suzuki K Poulose wrote:
> >>The patches fixes race conditions in stage2 pgd accesses.
> >>
> >>Patch 1 is a fix up for the patch which has already been pushed to
> >>kvmarm/master.
> >>
> >>Patch 2 fixes a case where stage2 PGD could be free'd when we release
> >>the kvm->mmu_lock to prevent VCPU starvation.
> >>
> >>Applies on kvmarm/master tree
> >
> >Thanks for the rebase and fix.
> >
> >Applied to master, and for both patches::
> >
> >Reviewed-by: Christoffer Dall <cdall@linaro.org>
> >
>
> Thanks, I think these fixes needs to go to stable as well. I will wait for
> these to hit mainline and then send a back port.
Agreed, I already added the cc to stable when applying them, so I think
you'll see the report from the stable folks for the parts that don't
apply and can do the backport then.
Thanks,
-Christoffer
next prev parent reply other threads:[~2017-05-16 13:25 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-16 9:34 [PATCH v3 0/2] kvm: arm/arm64: Fixes for race conditions Suzuki K Poulose
2017-05-16 9:34 ` Suzuki K Poulose
2017-05-16 9:34 ` Suzuki K Poulose
2017-05-16 9:34 ` [PATCH v3 1/2] kvm: arm/arm64: Force reading uncached stage2 PGD Suzuki K Poulose
2017-05-16 9:34 ` Suzuki K Poulose
2017-05-16 9:34 ` Suzuki K Poulose
2017-05-16 9:34 ` [PATCH v3 2/2] kvm: arm/arm64: Fix use after free of stage2 page table Suzuki K Poulose
2017-05-16 9:34 ` Suzuki K Poulose
2017-05-16 9:34 ` Suzuki K Poulose
2017-05-16 9:53 ` [PATCH v3 0/2] kvm: arm/arm64: Fixes for race conditions Christoffer Dall
2017-05-16 9:53 ` Christoffer Dall
2017-05-16 9:53 ` Christoffer Dall
2017-05-16 10:01 ` Suzuki K Poulose
2017-05-16 10:01 ` Suzuki K Poulose
2017-05-16 10:01 ` Suzuki K Poulose
2017-05-16 13:29 ` Christoffer Dall [this message]
2017-05-16 13:29 ` Christoffer Dall
2017-05-16 13:29 ` Christoffer Dall
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