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Sat, 15 Feb 2025 15:07:30 +0000 (UTC) Date: Sat, 15 Feb 2025 23:07:24 +0800 From: Baoquan He To: Kairui Song Cc: linux-mm@kvack.org, Andrew Morton , Chris Li , Barry Song , Hugh Dickins , Yosry Ahmed , "Huang, Ying" , Nhat Pham , Johannes Weiner , Kalesh Singh , linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/7] mm, swap: remove swap slot cache Message-ID: References: <20250214175709.76029-1-ryncsn@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 X-Rspamd-Queue-Id: 2689580006 X-Stat-Signature: ommj4k94rbiih79fdgrhbhruzuwrbp1n X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1739632061-548958 X-HE-Meta: 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 rntDuQ9t sd8yGWnlFX/i96rPo4ObMb6+uaceCBxxRC96iJVJYMw0Fxn5+KX9bSXAjyqLMXvYjUGWWReWAQWWz+tVGo11qZTjnN8QVAoWLRUR9AUU3zilxpKcty8/JGm5nnjWNkxk03zXb8eI5SLQKRCnEA4XUbNQBLYxNSCX1ti2zaO7Q41MsvAV3b/3C2Ln+iN+i+3/a1MUs0DS+/LVs0LD38tsTu9YDDbgX/hu2j8+dply6IbfqjcOd/8wlqZXnns5d0OCm7j0bo1Um2SnHE0WTaJOKpm8Qw1i8opKOlOqOe+Z0BiKEF7iXYRCFgKan0VyPwVpz51yDEWHtFb+xcAJIu/QNyWGcOrLtSYqlcbodawEmEKeOOPE1ZfV12zCJwuswRN0/limb5ZoQ+W9stiUvFEw7mcOqK6ohIBo3QQuAHVxRv3qpXo4+EodjYAegJfoznOQ3vyYdIza/iX1Dn4Gx9Hj2AMuv1K2MRmPXTQ0818pQy0oS9+Y= 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: List-Subscribe: List-Unsubscribe: On 02/15/25 at 09:34pm, Kairui Song wrote: > On Sat, Feb 15, 2025 at 6:28 PM Baoquan He wrote: > > > > Hi Kairui, > > > > On 02/15/25 at 01:57am, Kairui Song wrote: > > > From: Kairui Song > > > > > > Slot cache was initially introduced by commit 67afa38e012e ("mm/swap: > > > add cache for swap slots allocation") to reduce the lock contention > > > of si->lock. > > > > Thanks for adding me in CC. While I got failure to apply this series > > to the latest mainline kernel, could you tell what is the base commit > > of this pathcset? > > > > Thanks > > Baoquan > > > > Hi Baoquan, > > It's based on Andrews's mm-unstable here: > git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git > > I've just re-checked, there should be no conflict. Sorry I didn't > include this info in the cover letter, mm development is rapid so > usually I send patch based on mm-unstable. Thanks, applied to akpm-mm/mm-unstable branch cleanly.