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b=1Jcd1ejgChAXTFQHuFMuK3B1PrTJRjUeZOBSYXkrqNk1YIqMF8zv4yngk9vzY4SeN dX9Aeh3psM6Rbmx6BzO9UoNQskmmOpL4Y+I/MpnojVR8FnTUgSIAmHz1XypxL0mH0H LoJ8UtyVnU4mlFQsd2XDv42eRKq6mmtgt0qb7IVc= Date: Wed, 11 Jun 2025 18:15:31 -0700 From: Andrew Morton To: Kairui Song Cc: Baoquan He , linux-mm@kvack.org, Hugh Dickins , Baolin Wang , Kemeng Shi , Chris Li , Nhat Pham , Barry Song , Usama Arif , linux-kernel@vger.kernel.org, Colin Cross Subject: Re: [PATCH v3] mm/shmem, swap: fix softlockup with mTHP swapin Message-Id: <20250611181531.004a7ba771393843dda5ee64@linux-foundation.org> In-Reply-To: References: <20250610181645.45922-1-ryncsn@gmail.com> X-Mailer: Sylpheed 3.7.0 (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-Server: rspam12 X-Rspamd-Queue-Id: 3D90240010 X-Stat-Signature: ta9ieywcrpkrgmkoaq83ouz4b57t1ic5 X-Rspam-User: X-HE-Tag: 1749690933-851604 X-HE-Meta: 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 i8gLD8vW S/Ms2RCbGXEQnY5DsqXozHnwQXInZDPxdZOsChb2oHcGtDpEX/4hYjA/JE6izIS3w5LYSUZWu26Cn2LoRRJpnd7DycHbLWxECjQbDgPZoYX9utCF2llg8lY7S8+oFZBpVGG3sriBu5XGovAhxR6SLVgEQCKQ3tUkNXxmHi4awgjvO129vNaxQ2yYQtqLx6wEWG7GsJvVfE+miEpAvHc7YmpA662VB8rfiz9T1K8WyCHt1/ssC1xAjn5MTTWOiQY6W0JK0Br8tyw6j58ohMqGSbekkjg== 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 Thu, 12 Jun 2025 00:06:56 +0800 Kairui Song wrote: > > > The reason is simple, readahead brought some order 0 folio in swap cache, > > > and the swapin mTHP folio being allocated is in confict with it, so > > ^^^typo, conflict > > > > Nice catch, thanks! > > Hi Andrew, it's only one typo in the commit message here, will you > help update the commit message while merging No probs. checkpatch can catch these things if the typo is in scripts/spelling.txt. x1:/usr/src/linux-6.16-rc1> grep -r confict . | wc -l 5 x1:/usr/src/mm> git log | grep confict | wc -l 26 and it seems it should be! I bet Colin can fix that for us.