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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> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Flag: NO X-Spamd-Result: default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; MISSING_XM_UA(0.00)[]; RCPT_COUNT_TWELVE(0.00)[16]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DBL_BLOCKED_OPENRESOLVER(0.00)[infradead.org:email,pedro-suse.lan:mid,suse.cz:email,janestreet.com:email,nvidia.com:email,linux.dev:email,suse.de:email,linux.org.uk:email] X-Spam-Level: X-Spam-Score: -4.30 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