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Wed, 8 Jul 2026 16:29:32 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id r222Hux6TmpHdwAAD6G6ig (envelope-from ); Wed, 08 Jul 2026 16:29:32 +0000 Date: Wed, 8 Jul 2026 17:29:30 +0100 From: Pedro Falcato To: Matthew Wilcox Cc: Andrew Morton , David Hildenbrand , Lorenzo Stoakes , stable@vger.kernel.org, Alexander Viro , Christian Brauner , Jan Kara , Song Liu , Eric Hagberg , Zi Yan , Gregg Leventhal , Lance Yang , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH stable v2] mm/khugepaged: write all dirty file folios when collapsing Message-ID: References: <20260708151357.353173-1-pfalcato@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspam-User: X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: C172C180007 X-Stat-Signature: 1m1kenbwgxs6d5ksgp47qrcomwmbn37h X-HE-Tag: 1783528174-17215 X-HE-Meta: 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 oODcHO/a 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Jul 08, 2026 at 04:30:48PM +0100, Matthew Wilcox wrote: > On Wed, Jul 08, 2026 at 04:13:57PM +0100, Pedro Falcato wrote: > > [There is no upstream commit, as this code was removed by upstream > > commit 044925f9b565 ("mm: fs: remove filemap_nr_thps*() functions and their users")] > > > > Cc: stable@vger.kernel.org > > Cc: Alexander Viro > > Cc: Christian Brauner > > Cc: Jan Kara > > Cc: Matthew Wilcox > > Cc: Song Liu > > Cc: Eric Hagberg > > Cc: Zi Yan > > Fixes: 99cb0dbd47a1 ("mm,thp: add read-only THP support for (non-shmem) FS") > > Reported-by: Gregg Leventhal > > Closes: https://lore.kernel.org/linux-mm/CAFN_u7H_0ECF3jixP=T=U7AH5=Q3wQNvJMo8an3VqUDMerQfUw@mail.gmail.com/ > > Tested-by: Zi Yan > > Tested-by: Lance Yang > > Signed-off-by: Pedro Falcato > > Reviewed-by: Matthew Wilcox (Oracle) Thanks! -- Pedro