From: Guo Ren <guoren@kernel.org>
To: Muchun Song <muchun.song@linux.dev>
Cc: palmer@dabbelt.com, palmer@rivosinc.com, heiko@sntech.de,
arnd@arndb.de, Muchun Song <songmuchun@bytedance.com>,
catalin.marinas@arm.com, chenhuacai@loongson.cn,
Conor.Dooley@microchip.com, paul.walmsley@sifive.com,
aou@eecs.berkeley.edu, linux-arch@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
linux-mm@kvack.org, Guo Ren <guoren@linux.alibaba.com>
Subject: Re: [PATCH 2/2] riscv: Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP
Date: Mon, 24 Oct 2022 16:02:51 +0800 [thread overview]
Message-ID: <CAJF2gTSmSR7uKrCGZ24+NSa31FAecOBpUh8G0SMAEV-5oFGJyQ@mail.gmail.com> (raw)
In-Reply-To: <1F5AF29D-708A-483B-A29F-CAEE6F554866@linux.dev>
On Mon, Oct 24, 2022 at 3:07 PM Muchun Song <muchun.song@linux.dev> wrote:
>
>
>
> > On Oct 23, 2022, at 21:32, guoren@kernel.org wrote:
> >
> > From: Guo Ren <guoren@linux.alibaba.com>
> >
> > This patch enable the feature of "free some vmemmap pages of HugeTLB
>
> We have a new name “HVO" to refer to this feature. So I’d like to rewrite
> The changelog to something like “Enable HVO [1] for RISCV”.
Okay.
>
> > page" [1]. To make it work correct, we also need fixup PG_dcache_clean
> > setting for huge page [2].
> >
> > [1] https://lore.kernel.org/linux-doc/20210510030027.56044-1-songmuchun@bytedance.com/
> > [2] https://lore.kernel.org/linux-mm/20220302084624.33340-1-songmuchun@bytedance.com/
> >
> > Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
> > Signed-off-by: Guo Ren <guoren@kernel.org>
> > Cc: Muchun Song <songmuchun@bytedance.com>
> > Cc: Huacai Chen <chenhuacai@loongson.cn>
> > Cc: Arnd Bergmann <arnd@arndb.de>
>
> I’am really glad to see more and more arches for support HVO.
>
> Acked-by: Muchun Song <songmuchun@bytedance.com>
Thx
>
> Thanks.
>
--
Best Regards
Guo Ren
WARNING: multiple messages have this Message-ID (diff)
From: Guo Ren <guoren@kernel.org>
To: Muchun Song <muchun.song@linux.dev>
Cc: palmer@dabbelt.com, palmer@rivosinc.com, heiko@sntech.de,
arnd@arndb.de, Muchun Song <songmuchun@bytedance.com>,
catalin.marinas@arm.com, chenhuacai@loongson.cn,
Conor.Dooley@microchip.com, paul.walmsley@sifive.com,
aou@eecs.berkeley.edu, linux-arch@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
linux-mm@kvack.org, Guo Ren <guoren@linux.alibaba.com>
Subject: Re: [PATCH 2/2] riscv: Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP
Date: Mon, 24 Oct 2022 16:02:51 +0800 [thread overview]
Message-ID: <CAJF2gTSmSR7uKrCGZ24+NSa31FAecOBpUh8G0SMAEV-5oFGJyQ@mail.gmail.com> (raw)
In-Reply-To: <1F5AF29D-708A-483B-A29F-CAEE6F554866@linux.dev>
On Mon, Oct 24, 2022 at 3:07 PM Muchun Song <muchun.song@linux.dev> wrote:
>
>
>
> > On Oct 23, 2022, at 21:32, guoren@kernel.org wrote:
> >
> > From: Guo Ren <guoren@linux.alibaba.com>
> >
> > This patch enable the feature of "free some vmemmap pages of HugeTLB
>
> We have a new name “HVO" to refer to this feature. So I’d like to rewrite
> The changelog to something like “Enable HVO [1] for RISCV”.
Okay.
>
> > page" [1]. To make it work correct, we also need fixup PG_dcache_clean
> > setting for huge page [2].
> >
> > [1] https://lore.kernel.org/linux-doc/20210510030027.56044-1-songmuchun@bytedance.com/
> > [2] https://lore.kernel.org/linux-mm/20220302084624.33340-1-songmuchun@bytedance.com/
> >
> > Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
> > Signed-off-by: Guo Ren <guoren@kernel.org>
> > Cc: Muchun Song <songmuchun@bytedance.com>
> > Cc: Huacai Chen <chenhuacai@loongson.cn>
> > Cc: Arnd Bergmann <arnd@arndb.de>
>
> I’am really glad to see more and more arches for support HVO.
>
> Acked-by: Muchun Song <songmuchun@bytedance.com>
Thx
>
> Thanks.
>
--
Best Regards
Guo Ren
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http://lists.infradead.org/mailman/listinfo/linux-riscv
next prev parent reply other threads:[~2022-10-24 8:03 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-23 13:32 [PATCH 0/2] Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP & fixup race condition on PG_dcache_clean guoren
2022-10-23 13:32 ` guoren
2022-10-23 13:32 ` [PATCH 1/2] riscv: Fixup race condition on PG_dcache_clean in flush_icache_pte guoren
2022-10-23 13:32 ` guoren
2022-10-23 13:32 ` [PATCH 2/2] riscv: Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP guoren
2022-10-23 13:32 ` guoren
2022-10-24 7:07 ` Muchun Song
2022-10-24 7:07 ` Muchun Song
2022-10-24 8:02 ` Guo Ren [this message]
2022-10-24 8:02 ` Guo Ren
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