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b=sIFC25qJpPpWXruDfNT5iyKz8ukpn+X3bfKb1vV/q8CRb5AIudAlJiqVCD/rNtO4X a2IBgZz203bWRu2JPtvlDAgpsltCGUqIrnYXL2fyfMQYw1rvIH5QNDpOBgZf/SwIOn hSk7TlEeiCY5pclrg8GCV7YTV/s2uYqGmtcJPZZE= Date: Thu, 8 Feb 2024 12:54:09 -0800 From: Andrew Morton To: Byungchul Park Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, kernel_team@skhynix.com, ying.huang@intel.com, namit@vmware.com, vernhao@tencent.com, mgorman@techsingularity.net, hughd@google.com, willy@infradead.org, david@redhat.com, peterz@infradead.org, luto@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, rjgolo@gmail.com Subject: Re: [RESEND PATCH v7 7/8] mm: Defer TLB flush by keeping both src and dst folios at migration Message-Id: <20240208125409.28d5aa60d88657405f5c8e1b@linux-foundation.org> In-Reply-To: <20240208062608.44351-8-byungchul@sk.com> References: <20240208062608.44351-1-byungchul@sk.com> <20240208062608.44351-8-byungchul@sk.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 3D78620010 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: fc8uaiff1k9p6zdxuhrhay5tcwy5hd7d X-HE-Tag: 1707425653-468315 X-HE-Meta: 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 QW47i+Sr 8xCZYKYVO8WbMB+4aNuTTQIb2XRtD/lwM5AypGiPmPkYN9xonyijDf3smm755IDaGXLaodpEQ2//ysqYnQu03gsUWB1WtOnjxiVkZB8P0UTEhgpKvEkHJXaRb5fykM/t+x26DZHX9SEzXgWcj9kLfQNKo4pfYK7Q51h8qZeockoNLEPQ9Dx0rApgpwJ6MHRH4XkD8Pvu6cq20ovl9eEbBTTg0G7rZbuNg3HibFYjay1c+N5kiaJw225KtgM6iH8GZkrVyAQTw80Ab9Ja0Nx34O2hNbrQ3gwNpU6Q70JqUpmsa5z+zbK8cA+kRXA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, 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, 8 Feb 2024 15:26:07 +0900 Byungchul Park wrote: > Implementation of MIGRC mechanism that stands for 'Migration Read Copy'. Oh there is it. Please put this in the [0/N] cover letter?