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Thu, 02 Jul 2020 08:51:35 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxKAr0yUH8hYYhDsr4DruYkVLRU9FgSh469c3MauYeix84ykqUuFOOZU7bgix90YvCz9q//0g== X-Received: by 2002:a37:5bc4:: with SMTP id p187mr31620555qkb.166.1593705095513; Thu, 02 Jul 2020 08:51:35 -0700 (PDT) Received: from xz-x1 ([2607:9880:19c0:32::2]) by smtp.gmail.com with ESMTPSA id x13sm8044078qts.57.2020.07.02.08.51.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Jul 2020 08:51:33 -0700 (PDT) Date: Thu, 2 Jul 2020 11:51:32 -0400 From: Peter Xu To: Pekka Enberg Subject: Re: [PATCH 17/26] mm/riscv: Use general page fault accounting Message-ID: <20200702155132.GJ40675@xz-x1> References: <20200626223130.199227-1-peterx@redhat.com> <20200626223625.199813-1-peterx@redhat.com> MIME-Version: 1.0 In-Reply-To: Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=peterx@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200702_115142_527069_DC3D61A0 X-CRM114-Status: GOOD ( 10.92 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrea Arcangeli , Albert Ou , Will Deacon , Paul Walmsley , LKML , "linux-mm@kvack.org" , Palmer Dabbelt , Michael Ellerman , Andrew Morton , Linus Torvalds , linux-riscv@lists.infradead.org, Gerald Schaefer Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Wed, Jul 01, 2020 at 02:46:24PM +0300, Pekka Enberg wrote: > Hi Peter, Hi, Pekka, > > On Sat, Jun 27, 2020 at 1:36 AM Peter Xu wrote: > > Use the general page fault accounting by passing regs into handle_mm_fault(). > > It naturally solve the issue of multiple page fault accounting when page fault > > retry happened. > > I sent a patch to fix up riscv page fault accounting some days ago: > > http://lists.infradead.org/pipermail/linux-riscv/2020-June/000775.html Yes, this is a valid fix too. > > However, your fix is obviously even better. For the generic and riscv parts: > > Reviewed-by: Pekka Enberg Thanks! -- Peter Xu _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv