From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 51B084756AB for ; Fri, 7 Aug 2026 13:06:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786107996; cv=none; b=b2GAOGLxKsjCSgRvWIlhADG6NmHuKRbN+iQCF/Dk+EeQ+yNrE81eDIkd9Cfknt02NYl2nx/hESnL4q6aqkeVo9DwhGjQLNzCEBfjiKKJ2PcUI1LkmD1TvhN5U1T+VJm2NfHcLoBiOVzcSWOQBKrsHaMeZwMmA12z7zP3PM6UddI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786107996; c=relaxed/simple; bh=Jrv0lUoKVTOe0O7Le461+MR5ttwDQlgU4d3UGdH89k4=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=kKKIy0P2r1m98lpKWUHlkkDQHg3UBniP2RDxG0JxcbRt6LKTjZVWX6xx5Rg4pU+pRu3ft0/HRSAKIsIXpwVCvds7eFKgB1jdmOUYtstvD2+OZ1iEsu5rN47uNb2O24yZyi7o+o6GgsfQ6xOkusnf99rTsZAsdHU8Js5pFKq6cMM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=IlTsade1; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="IlTsade1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A73361F00ACA; Fri, 7 Aug 2026 13:06:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786107980; bh=ONjh5TUXhhK3JhleuwW/hxnhM9FZ/AtVZQ6QRhWPGNg=; h=From:To:Cc:Subject:Date; b=IlTsade1fqwQh4LWylCX3ZCxiuTxqVYw4S0XGJOPRrD/lIcZbOEIU/c1rk7Yj32/+ pg8DUrnm9ALqJleoPnE2oj9ooQIxSWVSGeA2olpfeSCy7g06tZNttr4IEI4dIe0lgt LYINJVWVxSjsmy7HM0OJ14Fs1JJlhQws96ve+8bAmFbRWiSKk6BDDzJj7fAVZF/Bld sBwpMiMLRKjfU06fJZ7I0w8DJG3HXj9qB0lmhUq4jbJphEKQERS7+ahllC9smANTC8 1dJVAW36wewkdLy6uqSHGHMSz6dNsyJIhwtYoViNi4xL3TCEvFTHGPb4s9DEt8RKR5 tNAdhaLqG8/ng== From: Chao Yu To: jaegeuk@kernel.org Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Chao Yu , 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 Message-ID: <20260807130610.2615940-1-chao@kernel.org> X-Mailer: git-send-email 2.55.0.654.g21b8a5bc05-goog Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 --- 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