From: Muchun Song <songmuchun@bytedance.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Huacai Chen <chenhuacai@kernel.org>,
Huacai Chen <chenhuacai@loongson.cn>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
Andy Lutomirski <luto@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
loongarch@lists.linux.dev,
linux-arch <linux-arch@vger.kernel.org>,
Xuefeng Li <lixuefeng@loongson.cn>, Guo Ren <guoren@kernel.org>,
Xuerui Wang <kernel@xen0n.name>,
Jiaxun Yang <jiaxun.yang@flygoat.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linux-MM <linux-mm@kvack.org>,
"open list:BROADCOM NVRAM DRIVER" <linux-mips@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Feiyang Chen <chenfeiyang@loongson.cn>
Subject: Re: [PATCH V4 4/4] LoongArch: Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP
Date: Tue, 5 Jul 2022 17:12:14 +0800 [thread overview]
Message-ID: <CAMZfGtVQnxEr1gqfMgU1YzFsPXA08aOnR-mu-8cKnuS=LUyLKg@mail.gmail.com> (raw)
In-Reply-To: <CAK8P3a1K9fmLK=dh8shHX2y=fOYzr02D9Ek9uQri-u_2MsBXdQ@mail.gmail.com>
On Tue, Jul 5, 2022 at 4:46 PM Arnd Bergmann <arnd@arndb.de> wrote:
>
> On Tue, Jul 5, 2022 at 10:38 AM Muchun Song <songmuchun@bytedance.com> wrote:
> > On Tue, Jul 5, 2022 at 4:06 PM Arnd Bergmann <arnd@arndb.de> wrote:
> > > On Tue, Jul 5, 2022 at 9:51 AM Muchun Song <songmuchun@bytedance.com> wrote:
> >
> > How about including the static key header in the scope of
> > CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP?
>
> That helps a little, but it means we still pay for it on x86 and
> arm64, which are the
> most common architectures.
Alright. Make sense.
>
> Arnd
next prev parent reply other threads:[~2022-07-05 9:12 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-04 11:25 [PATCH V4 0/4] mm/sparse-vmemmap: Generalise helpers and enable for LoongArch Huacai Chen
2022-07-04 11:25 ` [PATCH V4 1/4] MIPS&LoongArch: Adjust prototypes of p?d_init() Huacai Chen
2022-07-04 11:25 ` [PATCH V4 2/4] LoongArch: Add sparse memory vmemmap support Huacai Chen
2022-07-04 11:25 ` [PATCH V4 3/4] mm/sparse-vmemmap: Generalise vmemmap_populate_hugepages() Huacai Chen
2022-07-05 9:29 ` Will Deacon
2022-07-05 13:07 ` Huacai Chen
2022-07-06 16:17 ` Will Deacon
2022-07-08 9:47 ` Huacai Chen
2022-07-14 12:34 ` Huacai Chen
2022-07-20 9:34 ` David Hildenbrand
2022-07-21 2:08 ` Huacai Chen
2022-07-21 9:55 ` Will Deacon
2022-07-21 13:01 ` Huacai Chen
2022-07-21 21:54 ` Dan Williams
2022-07-22 2:31 ` Huacai Chen
2022-07-04 11:25 ` [PATCH V4 4/4] LoongArch: Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP Huacai Chen
2022-07-04 12:18 ` Arnd Bergmann
2022-07-05 6:21 ` Huacai Chen
2022-07-05 7:51 ` Muchun Song
2022-07-05 8:05 ` Arnd Bergmann
2022-07-05 8:38 ` Muchun Song
2022-07-05 8:45 ` Arnd Bergmann
2022-07-05 9:12 ` Muchun Song [this message]
2022-07-05 10:49 ` Feiyang Chen
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