From: Chao Yu <chao@kernel.org>
To: jaegeuk@kernel.org
Cc: linux-f2fs-devel@lists.sourceforge.net,
linux-kernel@vger.kernel.org, Chao Yu <chao@kernel.org>,
stable@kernel.org
Subject: [PATCH v3 1/2] f2fs: fix to off-by-one issue in f2fs_zero_post_eof_page()
Date: Fri, 7 Aug 2026 13:06:09 +0000 [thread overview]
Message-ID: <20260807130610.2615940-1-chao@kernel.org> (raw)
Otherwise, it will drop one more page after new_size which is not
necessary.
Cc: stable@kernel.org
Fixes: ba8dac350faf ("f2fs: fix to zero post-eof page")
Signed-off-by: Chao Yu <chao@kernel.org>
---
fs/f2fs/file.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 56529a82e027..9dbe509926b2 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -50,7 +50,7 @@ static void f2fs_zero_post_eof_page(struct inode *inode,
if (lock)
filemap_invalidate_lock(inode->i_mapping);
/* zero or drop pages only in range of [old_size, new_size] */
- truncate_inode_pages_range(inode->i_mapping, old_size, new_size);
+ truncate_inode_pages_range(inode->i_mapping, old_size, new_size - 1);
if (lock)
filemap_invalidate_unlock(inode->i_mapping);
}
--
2.49.0
next reply other threads:[~2026-08-07 13:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-07 13:06 Chao Yu [this message]
2026-08-07 13:06 ` [PATCH v3 2/2] f2fs: fix to zero post-EOF data when extending file size Chao Yu
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