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Mon, 23 Mar 2026 19:07:52 +0800 From: Chenghao Duan To: pasha.tatashin@soleen.com, rppt@kernel.org, pratyush@kernel.org, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: jianghaoran@kylinos.cn, Chenghao Duan Subject: [PATCH v2 0/4] Modify memfd_luo code Date: Mon, 23 Mar 2026 19:07:43 +0800 Message-Id: <20260323110747.193569-1-duanchenghao@kylinos.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: BA2DEC0008 X-Stat-Signature: o7kzwcqxswwq6ppt6ncbezn6t8r9bmo1 X-Rspam-User: X-HE-Tag: 1774264079-944328 X-HE-Meta: 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 AezjplH9 SeUyi9KsG3h7UKSzWTNC988tm9kQq5sl/2H510tJq8zN/NlKjd8qV4wXia9BxBsQZ2cG5 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: I found several modifiable points while reading the code. Please review. v2: As suggested by Pratyush Yadav, add patch . https://lore.kernel.org/all/2vxzqzpebzi2.fsf@kernel.org/ Same as V1, no logic changes; depends on patch #1 for modifications. No modifications have been made. Add consistency-related descriptions to the commit log. v1: https://lore.kernel.org/all/20260319012845.29570-1-duanchenghao@kylinos.cn/ Chenghao Duan (4): mm/memfd: use folio_nr_pages() for shmem inode accounting mm/memfd_luo: optimize shmem_recalc_inode calls in retrieve path mm/memfd_luo: remove unnecessary memset in zero-size memfd path mm/memfd_luo: use i_size_write() to set inode size during retrieve mm/memfd_luo.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) -- 2.25.1