From: Chao Yu chao@kernel.org
stable inclusion from stable-v6.6.2 commit f1aeaf3c47c9d76b309b92a5bd13208ea30c5fb0 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8IW7G
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit 8b07c1fb0f1ad139373c8253f2fad8bc43fab07d ]
Otherwise, it may print random physical block address in tracepoint of f2fs_map_blocks() as below:
f2fs_map_blocks: dev = (253,16), ino = 2297, file offset = 0, start blkaddr = 0xa356c421, len = 0x0, flags = 0
Fixes: c4020b2da4c9 ("f2fs: support F2FS_IOC_PRECACHE_EXTENTS") Signed-off-by: Chao Yu chao@kernel.org Signed-off-by: Jaegeuk Kim jaegeuk@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- fs/f2fs/file.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index ca5904129b16..d034703eb323 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -3258,6 +3258,7 @@ int f2fs_precache_extents(struct inode *inode) return -EOPNOTSUPP;
map.m_lblk = 0; + map.m_pblk = 0; map.m_next_pgofs = NULL; map.m_next_extent = &m_next_extent; map.m_seg_type = NO_CHECK_TYPE;