From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Christophe Leroy <christophe.leroy@c-s.fr>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
ruscur@russell.cc
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [v2, 01/11] powerpc/mm: Fix reporting of kernel execute faults on the 8xx
Date: Mon, 24 Dec 2018 00:27:56 +1100 (AEDT) [thread overview]
Message-ID: <43N38F0xjMz9sNJ@ozlabs.org> (raw)
In-Reply-To: <76d777b36e54e7b8d4c196405decc712fc5eaf45.1543356926.git.christophe.leroy@c-s.fr>
On Wed, 2018-11-28 at 09:27:04 UTC, Christophe Leroy wrote:
> On the 8xx, no-execute is set via PPP bits in the PTE. Therefore
> a no-exec fault generates DSISR_PROTFAULT error bits,
> not DSISR_NOEXEC_OR_G.
>
> This patch adds DSISR_PROTFAULT in the test mask.
>
> Fixes: d3ca587404b3 ("powerpc/mm: Fix reporting of kernel execute faults")
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/ffca395b11c4a5a6df6d6345f794b0
cheers
prev parent reply other threads:[~2018-12-23 13:28 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-28 9:27 [PATCH v2 01/11] powerpc/mm: Fix reporting of kernel execute faults on the 8xx Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 02/11] powerpc: Add framework for Kernel Userspace Protection Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 03/11] powerpc: Add skeleton for Kernel Userspace Execution Prevention Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 04/11] powerpc/mm: Add a framework for Kernel Userspace Access Protection Christophe Leroy
2018-12-21 5:07 ` Michael Ellerman
2018-12-21 6:48 ` Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 05/11] powerpc/8xx: Add Kernel Userspace Execution Prevention Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 06/11] powerpc/8xx: Add Kernel Userspace Access Protection Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 07/11] powerpc/mm/radix: Use KUEP API for Radix MMU Russell Currey
2018-11-28 9:43 ` Christophe Leroy
2018-11-28 9:46 ` Christophe LEROY
2018-11-28 9:27 ` [RFC PATCH v2 08/11] powerpc/64s: Implement KUAP " Russell Currey
2018-11-28 9:43 ` Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 09/11] powerpc/32: add helper to write into segment registers Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 10/11] powerpc/book3s32: Prepare Kernel Userspace Access Protection Christophe Leroy
2018-11-28 9:27 ` [RFC PATCH v2 11/11] powerpc/book3s32: Implement " Christophe Leroy
2018-12-11 5:25 ` Russell Currey
2018-12-11 20:46 ` Christophe Leroy
2018-12-23 13:27 ` Michael Ellerman [this message]
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