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b=czSrDZILnsKbdHGSnLQYTwEaGYqq1Eys5MgpsnTmr1OE+loHk8za6CyUJ1fbc67Fl L1hTeARHjogiQO/BHioswYcf/glIPYuOlkbNKCxYP/ThWKdR3BDEOFgloDe9uFD565 3rwi26YzxpX+5kyQE1+ACOyUMDUNG8SzR7/jSWcw= Date: Thu, 2 Apr 2026 10:43:19 -0700 From: Andrew Morton To: Pratyush Yadav Cc: Chenghao Duan , pasha.tatashin@soleen.com, rppt@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, jianghaoran@kylinos.cn Subject: Re: [PATCH v3 5/7] mm/memfd_luo: fix physical address conversion in put_folios cleanup Message-Id: <20260402104319.14186685ea81dc91bddfd6d8@linux-foundation.org> In-Reply-To: <2vxz4ilthb9s.fsf@kernel.org> References: <20260326084727.118437-1-duanchenghao@kylinos.cn> <20260326084727.118437-6-duanchenghao@kylinos.cn> <2vxz4ilthb9s.fsf@kernel.org> 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: 7C284100014 X-Stat-Signature: c4ddqzjf7pid598px1trfnd5pc57ok7r X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1775151801-108100 X-HE-Meta: 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 nvy9xacT 3gEkbboCVkl7FPCFZVXZuqJWa4wp0rBnju55gG6ldbe7eS5ywaobB5hwukqdAtRLOrx0vHHxVrSXo8M6Q2/ZSA1aiok1AI8tYw20Gu7Eir3tbNiiZ6UdRisGJmFgT4y8Fq2evEKH8SQcTRTTiY8xuIb1//bozw0+YKP6pzVVrSP/RZHx+J/1RJcVgFVpevED+bRsYDYlQD+oP3jKwJcxIeG7/1VBPR9dh4Wzv4x16LP57uUx37VpJ2EnQ806nllHGj6IHMpUJtQSXwE47F8ezJuooJ2+2JA+3GTp4xYYcIUaKiF4rZShQoTW9l7u7ll7TKcyx2tCwXifSZzOhCv10wF+KliLhhaeMMb2xzIzh9B8PM1xLu4IhZzcUyh4mTi5bPzOC Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, 02 Apr 2026 11:06:23 +0000 Pratyush Yadav wrote: > > Fix by converting PFN to physical address with PFN_PHYS() and adding > > the !pfolio->pfn check, matching the pattern used elsewhere in this file. > > > > This issue was identified by the AI review. > > https://sashiko.dev/#/patchset/20260323110747.193569-1-duanchenghao@kylinos.cn > > > > Signed-off-by: Chenghao Duan > > Reviewed-by: Pratyush Yadav Thanks. > Andrew, can you please add: > > Fixes: b3749f174d68 ("mm: memfd_luo: allow preserving memfd") > Cc: stable@vger.kernel.org Done.