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Thu, 07 Nov 2024 13:50:44 -0800 (PST) MIME-Version: 1.0 References: <1639ac32194f2b2590852f410fd3ce3595eb730b.1730360798.git.zhengqi.arch@bytedance.com> In-Reply-To: <1639ac32194f2b2590852f410fd3ce3595eb730b.1730360798.git.zhengqi.arch@bytedance.com> From: Jann Horn Date: Thu, 7 Nov 2024 22:50:08 +0100 Message-ID: Subject: Re: [PATCH v2 3/7] mm: introduce do_zap_pte_range() To: Qi Zheng Cc: david@redhat.com, hughd@google.com, willy@infradead.org, mgorman@suse.de, muchun.song@linux.dev, vbabka@kernel.org, akpm@linux-foundation.org, zokeefe@google.com, rientjes@google.com, peterx@redhat.com, catalin.marinas@arm.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 16A19180003 X-Stat-Signature: 7wrixx8xhrs9h7amb9juja7174ij9z4q X-Rspam-User: X-HE-Tag: 1731016210-612081 X-HE-Meta: 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 GhHotLTt hwN3dhZlQPziO9aKB2ldtNfpsxhCiyoviYFgXiLfpSBEjeLm8m5nvXncJC0229/FZ0wKkxtZq7XKtofdVs14eEv2amEOSzT0rHtmKde1Lmf6eIGQIrnsrBoRGj7zZEYPp7bluiLmUReIWN9MHW+wY45xlKKiuS8AsT0zgpyWpD11tnBm3fzILNH/2B6qTnpl1W0jlhrZr8q2CPX0x6mmR1C492Z7GGY/LDY/McVEIV+rn4uTvpTGJdHehPUK43VbHij+kjVXLatoUZ1fcPCdnqd0vN6NE+vt+1AjoZ/OQpOnQ8dYIWMlSxX5XOg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.002451, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Oct 31, 2024 at 9:14=E2=80=AFAM Qi Zheng wrote: > This commit introduces do_zap_pte_range() to actually zap the PTEs, which > will help improve code readability and facilitate secondary checking of > the processed PTEs in the future. > > No functional change. > > Signed-off-by: Qi Zheng Reviewed-by: Jann Horn