From: Chao Yu via Linux-f2fs-devel <linux-f2fs-devel@lists.sourceforge.net>
To: Nanzhe Zhao <nzzhao.sigma@gmail.com>,
linux-f2fs-devel@lists.sourceforge.net,
Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Barry Song <baohua@kernel.org>, Juan Yescas <jyescas@google.com>,
Daeho Jeong <daehojeong@google.com>,
linux-kernel@vger.kernel.org, Dev Jain <Dev.Jain@arm.com>,
David Hildenbrand <David.Hildenbrand@arm.com>,
Pengfei Li <lipengfei28@xiaomi.com>,
Bo Zhang <zhangbo56@xiaomi.com>,
Kalesh Singh <kaleshsingh@google.com>,
Nanzhe Zhao <nzzhao@126.com>, Nanzhe Zhao <zhaonanzhe@xiaomi.com>,
Ryan Roberts <Ryan.Roberts@arm.com>
Subject: Re: [f2fs-dev] [PATCH v8 12/15] f2fs: fix zeroing paths for large folios
Date: Thu, 29 Oct 2026 09:34:21 +0800 [thread overview]
Message-ID: <e2cd3f8c-b233-43fc-a3af-e0585483fe13@kernel.org> (raw)
In-Reply-To: <20261028154407.1601430-13-nzzhao.sigma@gmail.com>
On 10/28/26 23:44, Nanzhe Zhao wrote:
> From: Nanzhe Zhao <zhaonanzhe@xiaomi.com>
>
> Several f2fs zeroing paths still use PAGE_SIZE based offsets after
> a file mapping can contain large folios. This is fine for order-0
> folios, but it zeros the wrong range once the target block is not at
> offset 0 in a large folio.
>
> Use offset_in_folio() to translate the file block index to the folio
> offset before zeroing data in truncate_partial_data_page(), fill_zero(),
> and f2fs_get_new_data_folio().
>
> Signed-off-by: Nanzhe Zhao <zhaonanzhe@xiaomi.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Thanks,
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next prev parent reply other threads:[~2026-10-29 1:34 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-28 15:43 [f2fs-dev] [PATCH v8 00/15] f2fs: support & optimize large folios for writable files Nanzhe Zhao
2026-10-28 15:43 ` [f2fs-dev] [PATCH v8 01/15] f2fs: extend folio state for large folio write path Nanzhe Zhao
2026-10-29 1:30 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:43 ` [f2fs-dev] [PATCH v8 02/15] f2fs: carry subpage offset and count in write IO Nanzhe Zhao
2026-10-29 1:31 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:43 ` [f2fs-dev] [PATCH v8 03/15] f2fs: support regular file buffered writes on large folios Nanzhe Zhao
2026-10-29 1:31 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:43 ` [f2fs-dev] [PATCH v8 04/15] f2fs: support atomic file large folios buffered write Nanzhe Zhao
2026-10-29 1:31 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:43 ` [f2fs-dev] [PATCH v8 05/15] f2fs: support large folio writeback Nanzhe Zhao
2026-10-29 1:32 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:43 ` [f2fs-dev] [PATCH v8 06/15] f2fs: account large folio dirty data at block granularity Nanzhe Zhao
2026-10-29 1:32 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:43 ` [f2fs-dev] [PATCH v8 07/15] f2fs: prepare mmap write faults for large folios Nanzhe Zhao
2026-10-29 1:32 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:43 ` [f2fs-dev] [PATCH v8 08/15] f2fs: make GC migration large-folio aware Nanzhe Zhao
2026-10-29 1:32 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:44 ` [f2fs-dev] [PATCH v8 09/15] f2fs: optimize small block size large folio read Nanzhe Zhao
2026-10-29 1:33 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:44 ` [f2fs-dev] [PATCH v8 10/15] f2fs: support partial uptodate " Nanzhe Zhao
2026-10-29 1:33 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:44 ` [f2fs-dev] [PATCH v8 11/15] f2fs: handle partial truncate of large folio dirty subpages Nanzhe Zhao
2026-10-29 1:34 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:44 ` [f2fs-dev] [PATCH v8 12/15] f2fs: fix zeroing paths for large folios Nanzhe Zhao
2026-10-29 1:34 ` Chao Yu via Linux-f2fs-devel [this message]
2026-10-28 15:44 ` [f2fs-dev] [PATCH v8 13/15] f2fs: handle block cloning within the same large folio Nanzhe Zhao
2026-10-29 1:35 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:44 ` [f2fs-dev] [PATCH v8 14/15] f2fs: allow large folio support to writeable files Nanzhe Zhao
2026-10-29 1:36 ` Chao Yu via Linux-f2fs-devel
2026-10-28 15:44 ` [f2fs-dev] [PATCH v8 15/15] f2fs: make compressed files compatible with large folio Nanzhe Zhao
2026-10-29 1:36 ` Chao Yu via Linux-f2fs-devel
2026-10-29 7:12 ` Chao Yu via Linux-f2fs-devel
2026-10-28 17:34 ` [f2fs-dev] [PATCH v8 00/15] f2fs: support & optimize large folios for writable files Jaegeuk Kim via Linux-f2fs-devel
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