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dkim=none; dmarc=none; spf=none (imf12.hostedemail.com: domain of arnd@arndb.de has no SPF policy when checking 212.227.126.131) smtp.mailfrom=arnd@arndb.de X-Rspamd-Server: rspam09 X-Rspam-User: X-Stat-Signature: yqjme6z63woimr64st9qmtmsgbcx54at X-Rspamd-Queue-Id: 1D04640058 X-HE-Tag: 1657010725-948970 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Jul 5, 2022 at 10:38 AM Muchun Song wrote: > On Tue, Jul 5, 2022 at 4:06 PM Arnd Bergmann wrote: > > On Tue, Jul 5, 2022 at 9:51 AM Muchun Song 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. Arnd