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Date: Mon, 7 Jun 2021 08:55:54 +0800
From: Kefeng Wang <wangkefeng.wang@...wei.com>
To: Mike Rapoport <rppt@...nel.org>
CC: Andrew Morton <akpm@...ux-foundation.org>,
<linux-kernel@...r.kernel.org>, <linux-mm@...ck.org>,
<linux-snps-arc@...ts.infradead.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-csky@...r.kernel.org>,
<uclinux-h8-devel@...ts.sourceforge.jp>,
<linux-m68k@...ts.linux-m68k.org>, <openrisc@...ts.librecores.org>,
<linuxppc-dev@...ts.ozlabs.org>, <linux-riscv@...ts.infradead.org>,
<linux-sh@...r.kernel.org>, <linux-s390@...r.kernel.org>
Subject: Re: [PATCH v2 00/15] init_mm: cleanup ARCH's text/data/brk setup code
On 2021/6/7 5:29, Mike Rapoport wrote:
> Hello Kefeng,
>
> On Fri, Jun 04, 2021 at 03:06:18PM +0800, Kefeng Wang wrote:
>> Add setup_initial_init_mm() helper, then use it
>> to cleanup the text, data and brk setup code.
>>
>> v2:
>> - change argument from "char *" to "void *" setup_initial_init_mm()
>> suggested by Geert Uytterhoeven
>> - use NULL instead of (void *)0 on h8300 and m68k
>> - collect ACKs
>>
>> Cc: linux-snps-arc@...ts.infradead.org
>> Cc: linux-arm-kernel@...ts.infradead.org
>> Cc: linux-csky@...r.kernel.org
>> Cc: uclinux-h8-devel@...ts.sourceforge.jp
>> Cc: linux-m68k@...ts.linux-m68k.org
>> Cc: openrisc@...ts.librecores.org
>> Cc: linuxppc-dev@...ts.ozlabs.org
>> Cc: linux-riscv@...ts.infradead.org
>> Cc: linux-sh@...r.kernel.org
>> Cc: linux-s390@...r.kernel.org
>> Kefeng Wang (15):
>> mm: add setup_initial_init_mm() helper
>> arc: convert to setup_initial_init_mm()
>> arm: convert to setup_initial_init_mm()
>> arm64: convert to setup_initial_init_mm()
>> csky: convert to setup_initial_init_mm()
>> h8300: convert to setup_initial_init_mm()
>> m68k: convert to setup_initial_init_mm()
>> nds32: convert to setup_initial_init_mm()
>> nios2: convert to setup_initial_init_mm()
>> openrisc: convert to setup_initial_init_mm()
>> powerpc: convert to setup_initial_init_mm()
>> riscv: convert to setup_initial_init_mm()
>> s390: convert to setup_initial_init_mm()
>> sh: convert to setup_initial_init_mm()
>> x86: convert to setup_initial_init_mm()
> I might be missing something, but AFAIU the init_mm.start_code and other
> fields are not used really early so the new setup_initial_init_mm()
> function can be called in the generic code outside setup_arch(), e.g in
> mm_init().
Hi Mikeļ¼ each architecture has their own value, not the same, eg m68K and
h8300, also the name of the text/code/brk is different in some arch, so
I keep
unchanged.
>
>> arch/arc/mm/init.c | 5 +----
>> arch/arm/kernel/setup.c | 5 +----
>> arch/arm64/kernel/setup.c | 5 +----
>> arch/csky/kernel/setup.c | 5 +----
>> arch/h8300/kernel/setup.c | 5 +----
>> arch/m68k/kernel/setup_mm.c | 5 +----
>> arch/m68k/kernel/setup_no.c | 5 +----
>> arch/nds32/kernel/setup.c | 5 +----
>> arch/nios2/kernel/setup.c | 5 +----
>> arch/openrisc/kernel/setup.c | 5 +----
>> arch/powerpc/kernel/setup-common.c | 5 +----
>> arch/riscv/kernel/setup.c | 5 +----
>> arch/s390/kernel/setup.c | 5 +----
>> arch/sh/kernel/setup.c | 5 +----
>> arch/x86/kernel/setup.c | 5 +----
>> include/linux/mm_types.h | 8 ++++++++
>> 16 files changed, 23 insertions(+), 60 deletions(-)
>>
>> --
>> 2.26.2
>>
>>
>> _______________________________________________
>> linux-riscv mailing list
>> linux-riscv@...ts.infradead.org
>> http://lists.infradead.org/mailman/listinfo/linux-riscv
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