From: "Jonathan Neuschäfer" <j.neuschaefer@gmx.net>
To: Christophe Leroy <christophe.leroy@c-s.fr>
Cc: "Paul Mackerras" <paulus@samba.org>,
linuxppc-dev@lists.ozlabs.org,
"Jonathan Neuschäfer" <j.neuschaefer@gmx.net>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 03/13] powerpc/mm/32s: rework mmu_mapin_ram()
Date: Tue, 18 Dec 2018 18:04:03 +0100 [thread overview]
Message-ID: <20181218170403.GF24278@latitude> (raw)
In-Reply-To: <c1ee5c7f-d683-924f-68cb-43e1fe14363a@c-s.fr>
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On Tue, Dec 18, 2018 at 04:04:42PM +0100, Christophe Leroy wrote:
> Stupid of me. In fact at the time being, BATS cover both RO and RW data
> areas, so it can definitly not be mapped with PAGE_KERNEL_ROX.
>
> In fact, as I have CONFIG_BDI_SWITCH in my setup, PAGE_KERNEL_TEXT is
> PAGE_KERNEL_X on my side. That's the reason why I missed it.
>
> With this change being done to patch 3, does the overall serie works for you ?
Yes, with the PAGE_KERNEL_X change, the whole series boots on the Wii.
Jonathan
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next prev parent reply other threads:[~2018-12-18 17:06 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-29 19:00 [PATCH v1 00/13] powerpc/32s: Use BATs for STRICT_KERNEL_RWX Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 01/13] powerpc/mm: add exec protection on powerpc 603 Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 02/13] powerpc/mm/32: add base address to mmu_mapin_ram() Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 03/13] powerpc/mm/32s: rework mmu_mapin_ram() Christophe Leroy
2018-12-03 21:55 ` Jonathan Neuschäfer
2018-12-13 12:16 ` Christophe Leroy
2018-12-13 14:51 ` Christophe Leroy
2018-12-17 1:28 ` Jonathan Neuschäfer
2018-12-17 9:29 ` Christophe Leroy
2018-12-18 3:05 ` Jonathan Neuschäfer
2018-12-18 9:18 ` Christophe Leroy
2018-12-18 14:07 ` Jonathan Neuschäfer
2018-12-18 14:15 ` Christophe Leroy
2018-12-18 14:55 ` Christophe Leroy
2018-12-18 15:04 ` Christophe Leroy
2018-12-18 17:04 ` Jonathan Neuschäfer [this message]
2018-12-18 18:13 ` Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 04/13] powerpc/mm/32s: use generic mmu_mapin_ram() for all blocks Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 05/13] powerpc/wii: remove wii_mmu_mapin_mem2() Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 06/13] powerpc/mm/32s: use _PAGE_EXEC in setbat() Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 07/13] powerpc/mm/32s: add setibat() clearibat() and update_bats() Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 08/13] powerpc/32: add helper to write into segment registers Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 09/13] powerpc/mmu: add is_strict_kernel_rwx() helper Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 10/13] powerpc/kconfig: define PAGE_SHIFT inside Kconfig Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 11/13] powerpc/kconfig: define CONFIG_DATA_SHIFT and CONFIG_ETEXT_SHIFT Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 12/13] powerpc/mm/32s: Use BATs for STRICT_KERNEL_RWX Christophe Leroy
2018-11-29 19:00 ` [PATCH v1 13/13] powerpc/kconfig: make _etext and data areas alignment configurable on Book3s 32 Christophe Leroy
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