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bh=S5wpYECKaU9vuWePclk87d4XR9DF11SQ9nts7AslRW8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=DF8/1LqXUAqfEhk+pv3j5HWpdepAlluMF1qY2wTFQlVPB9yPbikCFBlpv5Sx/DwRo 8WaUZX0Olwt6Yj8gkVvOdEOih47xhx7MiuKNJHeaBXxkYj3+jrbnuGMBveMBfaMEfa 3/zcuomu45U6AS7BWGE4jlC7pvvfMzGcLDle1I2s= Date: Thu, 16 Feb 2023 13:54:08 -0800 From: Andrew Morton To: David Hildenbrand Cc: Peter Xu , linux-kernel@vger.kernel.org, linux-mm@kvack.org, regressions@leemhuis.info, Nick Bowler Subject: Re: [PATCH] mm/migrate: Fix wrongly apply write bit after mkdirty on sparc64 Message-Id: <20230216135408.18b8ccc91d1677d5d762feab@linux-foundation.org> In-Reply-To: <7c218446-cd3a-da90-0c18-83579bef34ca@redhat.com> References: <20230216153059.256739-1-peterx@redhat.com> <7c218446-cd3a-da90-0c18-83579bef34ca@redhat.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: rspam07 X-Rspamd-Queue-Id: 362E9A0009 X-Rspam-User: X-Stat-Signature: 45iy7ydiff1gh5xow3t6ayfjtjsogopn X-HE-Tag: 1676584450-223242 X-HE-Meta: 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 GrIk+Q5w RqirUI2QR9dQtw3+/RyrVsk50lak1zD/unDScz3zGjP/UPqQmDC8BpgPqZZaniqALwVF9uRx9kFzgkY7Ap1Rvo+2ThgXLVyyNDcLL9XT94nYIUVs9BdePeiMiVEvJSDko6JVDLNliCt+6ssB2zBjGOv3WGYM+Hs2mT2EPSjJndqyriqmy6n097ekLq13zElIhvC6q1UlyBcsqiBf7XJMDv7NRC45/0wf2U88hKYpS0nIbYQQl1cW8pOu74sFQZt+R5ZSDfV9+/bsm4rJcjkRqt1PI9Z6YcJU5y7r3eJ//zuAWsEn8F+hdPlvQTxn0XxtbZCZnVFvfpeMz3Ht9xMVLjKQfAyzzG9KB9eRsdo8NP2ar+AY= 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: On Thu, 16 Feb 2023 16:37:19 +0100 David Hildenbrand wrote: > On 16.02.23 16:30, Peter Xu wrote: > > Nick Bowler reported another sparc64 breakage after the young/dirty > > persistent work for page migration (per "Link:" below). That's after a > > similar report [2]. > > > > It turns out page migration was overlooked, and it wasn't failing before > > because page migration was not enabled in the initial report test environment. > > > > David proposed another way [2] to fix this from sparc64 side, but that > > patch didn't land somehow. > > I pinged another time and asked Andrew to pick it up eventually. > urgh, sorry, I'd have filtered that out as a sparc patch.