4.19-stable review patch. If anyone has any objections, please let me know.
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From: Chao Yu chao@kernel.org
[ 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 --- fs/f2fs/file.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 2a7249496c57e..043ce96ac1270 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -2892,6 +2892,7 @@ 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;