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b=t7TA1r1eekcd4AQUTFcIYbnAof8tnisy+NVn6hS2z0jBl9iSKZfdYtJUQ5P06BQEb grmXkBwPOfgtj+bQp2ntSwbIU4vfGRKcR8r9Oud16BqipjOSr8+iJTxIjzUQyh82CP RxhL8VFHoXELpVV1VTDQo9vohCCuvsiAwzrymewqW35nFu2/IEDbn0xD26GwMFRIDM 20vSvdnl6l6RHDomCJJth11nQj2x8JsYjKWubCKEac5Q9wS80KP6G67s5TuW0JJPwe ZjvsOm8A1l4ehn7qsdVIsXBWqFOMJbHZvQi72BS+2mep106XFSoLztEoEWXuaXGjK9 4G/Ku4VKDn7Ig== Message-ID: <45f54805-b357-4391-8a43-5825e8dcbd56@kernel.org> Date: Tue, 6 May 2025 16:49:45 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: chao@kernel.org, Andrew Morton , Matthew Wilcox , Hugh Dickins , Chris Li , David Hildenbrand , Yosry Ahmed , "Huang, Ying" , Nhat Pham , Johannes Weiner , linux-kernel@vger.kernel.org, Jaegeuk Kim , linux-f2fs-devel@lists.sourceforge.net Subject: Re: [PATCH v3 3/6] f2fs: drop usage of folio_index To: Kairui Song , linux-mm@kvack.org References: <20250430181052.55698-1-ryncsn@gmail.com> <20250430181052.55698-4-ryncsn@gmail.com> Content-Language: en-US From: Chao Yu In-Reply-To: <20250430181052.55698-4-ryncsn@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Queue-Id: B6F534000F X-Rspamd-Server: rspam04 X-Stat-Signature: nb6467e1bujx5pfwmitzwqznd53yxazh X-HE-Tag: 1746521389-95501 X-HE-Meta: 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 8Ej72rF8 18WvMyw4COkELgcRtquF5PQYf9UHrzxe0ivSwke9DlProYjP7jvA9vGX7tlE3TolCUNRCJeqjhRK1MWZyJF/Pn5DNVO6+78syDnZnjNImdl2nPXh78iOgMYOit3XtS+5weNBAxySunzy7nNZsVbRdkUyc8nAFfvhN/EPSghtneJ++5MZdJTz4PXTDrNhWvDancQkwv6mjqILmhO3KmFB5dY7zJo4tIMTyurIYanCRxJ0xKhrFmAUwqs0cRModhWF6Ul8iKsnbSCKh2QmGVK7EV/MkueySXvUURJCS4bpj713sjGalSCAs0qyzp2ae3ZQF4s3DD7RgwVik132qCYLpIMXA1qGahAsKrojAU+1UcVb1f2jCQkEVsZJPQeUjXhjm7HGJfbUzGlT82aGMbPyANibUIlE26SpEzUdlhtF5YZ81e5ChKnmJfh2GRw== 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: List-Subscribe: List-Unsubscribe: On 2025/5/1 2:10, Kairui Song wrote: > From: Kairui Song > > folio_index is only needed for mixed usage of page cache and swap > cache, for pure page cache usage, the caller can just use > folio->index instead. > > It can't be a swap cache folio here. Swap mapping may only call into fs > through `swap_rw` but f2fs does not use that method for swap. > > Signed-off-by: Kairui Song > Cc: Jaegeuk Kim (maintainer:F2FS FILE SYSTEM) > Cc: Chao Yu (maintainer:F2FS FILE SYSTEM) > Cc: linux-f2fs-devel@lists.sourceforge.net (open list:F2FS FILE SYSTEM) > Reviewed-by: Matthew Wilcox (Oracle) Reviewed-by: Chao Yu Thanks,