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Wed, 19 Apr 2023 11:00:21 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Suren Baghdasaryan Date: Wed, 19 Apr 2023 11:00:10 -0700 Message-ID: Subject: Re: [PATCH v2 1/1] mm: do not increment pgfault stats when page fault handler retries To: Peter Xu Cc: Matthew Wilcox , akpm@linux-foundation.org, hannes@cmpxchg.org, mhocko@suse.com, josef@toxicpanda.com, jack@suse.cz, ldufour@linux.ibm.com, laurent.dufour@fr.ibm.com, michel@lespinasse.org, liam.howlett@oracle.com, jglisse@google.com, vbabka@suse.cz, minchan@google.com, dave@stgolabs.net, punit.agrawal@bytedance.com, lstoakes@gmail.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@android.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 518E714001F X-Stat-Signature: uo8xucsbpp9q4skz9cf4ouhnrtaayzc7 X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1681927223-275125 X-HE-Meta: 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 6bVeBZWw IwDv8Z0NDlUks4qgWTW2ITk97FE/OZDUyQJtdCqDG1b4v2fEiqbQDwo2Lun7TK3doDyK7aZwCAVMUE6QraRtUvmHoLnObFVEbztu6SbrDVxpUCpIDcQUY041TnqYmUZzSDzx4oHvlR8iWnJ4dayzcN4KPPID6lj3+KeB4VtImZsHzDb+y+l/CeBRH/d2M9SxKeXoC7JbdgI2B1iW/iIvMZ0/5LlSMQwnh3Tf3Gd5yOD9eexs+2GNx1Qqr8+yPGkTuaRIyI9803IWatWpKWLvKWqMnOHByJbEzRQNuUSl8C7/8Agv9p9azQ5rtp9YFHB56UHIJJ12lhGEDJm2JLxC+fyUcBLAURJaneGD8zlQDBVo1f4oqTUn1H08be0xhdSYXfELs7HHbwQP0NyokJNfANg+KoyCVdVnlMJbet9rDRr9fULM= X-Bogosity: Ham, tests=bogofilter, spamicity=0.001989, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Apr 18, 2023 at 4:38=E2=80=AFPM Peter Xu wrote: > > On Tue, Apr 18, 2023 at 03:58:26PM -0700, Suren Baghdasaryan wrote: > > Sure. How about replacing my prior "Register both successful and > > failed faults in PGFAULT counters." comment with "To preserve the > > behavior of older kernels, PGFAULT counters record both successful and > > failed faults, as opposed to perf counters which ignore failed cases" > > Looks good here, thanks! v3 is posted at: https://lore.kernel.org/all/20230419175836.3857458-1-surenb@google.com/ Thanks! > > -- > Peter Xu > > -- > To unsubscribe from this group and stop receiving emails from it, send an= email to kernel-team+unsubscribe@android.com. >