From: Paul Mackerras <paulus@ozlabs.org>
To: Nicholas Piggin <npiggin@gmail.com>
Cc: linuxppc-dev@lists.ozlabs.org, kvm-ppc@vger.kernel.org
Subject: Re: [PATCH v2 1/9] KVM: PPC: Book3S HV: Fix H_REGISTER_VPA VPA size validation
Date: Thu, 31 Aug 2017 13:41:39 +1000 [thread overview]
Message-ID: <20170831034139.GC22549@fergus.ozlabs.ibm.com> (raw)
In-Reply-To: <20170813013346.14002-1-npiggin@gmail.com>
On Sun, Aug 13, 2017 at 11:33:38AM +1000, Nicholas Piggin wrote:
> KVM currently validates the size of the VPA registered by the client
> against sizeof(struct lppaca), however we align (and therefore size)
> that struct to 1kB to avoid crossing a 4kB boundary in the client.
>
> PAPR calls for sizes >= 640 bytes to be accepted. Hard code this with
> a comment.
>
> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Thanks, patch applied to my kvm-ppc-next branch.
Paul.
next prev parent reply other threads:[~2017-08-31 3:44 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-12 11:34 [PATCH v2 0/9] improve early structure allocations (paca, lppaca, etc) Nicholas Piggin
2017-08-13 1:33 ` [PATCH v2 1/9] KVM: PPC: Book3S HV: Fix H_REGISTER_VPA VPA size validation Nicholas Piggin
2017-08-15 11:24 ` Michael Ellerman
2017-08-31 3:41 ` Paul Mackerras [this message]
2017-08-13 1:33 ` [PATCH v2 2/9] powerpc/powernv: powernv platform is not constrained by RMA Nicholas Piggin
2017-08-31 11:36 ` [v2, " Michael Ellerman
2017-08-13 1:33 ` [PATCH v2 3/9] powerpc/powernv: Remove real mode access limit for early allocations Nicholas Piggin
2017-08-14 12:49 ` Michael Ellerman
2017-08-14 13:10 ` Benjamin Herrenschmidt
2017-08-14 14:51 ` Nicholas Piggin
2017-08-14 13:13 ` Benjamin Herrenschmidt
2017-08-15 12:10 ` Nicholas Piggin
2017-08-15 12:48 ` Benjamin Herrenschmidt
2017-08-15 13:02 ` Nicholas Piggin
2017-09-12 10:13 ` Aneesh Kumar K.V
2017-09-12 10:26 ` Benjamin Herrenschmidt
2017-08-13 1:33 ` [PATCH v2 4/9] powerpc/64s/radix: Remove bolted-SLB address limit for per-cpu stacks Nicholas Piggin
2017-08-31 11:36 ` [v2, " Michael Ellerman
2017-08-13 1:33 ` [PATCH v2 5/9] powerpc/64s: Relax PACA address limitations Nicholas Piggin
2017-08-13 1:33 ` [PATCH v2 6/9] powerpc/64s/radix: Do not allocate SLB shadow structures Nicholas Piggin
2017-08-31 11:36 ` [v2, " Michael Ellerman
2017-08-13 1:33 ` [PATCH v2 7/9] powerpc/64s: do not allocate lppaca if we are not virtualized Nicholas Piggin
2017-10-13 22:47 ` Paul Mackerras
2017-10-14 3:54 ` Nicholas Piggin
2017-08-13 1:33 ` [PATCH v2 8/9] powerpc/64: Use a table of paca pointers and allocate pacas individually Nicholas Piggin
2017-08-15 15:50 ` Nicholas Piggin
2017-08-15 17:30 ` kbuild test robot
2017-08-13 1:33 ` [PATCH v2 9/9] powerpc/64: Use a table of lppaca pointers and allocate lppacas individually Nicholas Piggin
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