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| author | Hou Pengyang <houpengyang@huawei.com> | 2017-02-23 09:18:05 +0000 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-02-27 09:59:50 -0800 |
| commit | e15882b6c6caff427fe387e878e2f23de58c053b (patch) | |
| tree | 09c855e0574eaabf733a980dd742a2c562691be4 /fs/f2fs | |
| parent | 77190e1f313f5ef18a3742aa4c5b790456a5825b (diff) | |
| download | linux-e15882b6c6caff427fe387e878e2f23de58c053b.tar.gz linux-e15882b6c6caff427fe387e878e2f23de58c053b.tar.xz | |
f2fs: init local extent_info to avoid stale stack info in tp
To avoid such stale(fops, blk, len) info in f2fs_lookup_extent_tree_end tp
dio-23095 [005] ...1 17878.856859: f2fs_lookup_extent_tree_end:
dev = (259,30), ino = 856, pgofs = 0,
ext_info(fofs: 3441207040, blk: 4294967232, len: 3481143808)
Signed-off-by: Hou Pengyang <houpengyang@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/data.c | 8 | ||||
| -rw-r--r-- | fs/f2fs/file.c | 2 |
2 files changed, 5 insertions, 5 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 5f3bc98a387d..f72493d8c8e4 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -511,7 +511,7 @@ int f2fs_reserve_block(struct dnode_of_data *dn, pgoff_t index) int f2fs_get_block(struct dnode_of_data *dn, pgoff_t index) { - struct extent_info ei; + struct extent_info ei = {0,0,0}; struct inode *inode = dn->inode; if (f2fs_lookup_extent_cache(inode, index, &ei)) { @@ -528,7 +528,7 @@ struct page *get_read_data_page(struct inode *inode, pgoff_t index, struct address_space *mapping = inode->i_mapping; struct dnode_of_data dn; struct page *page; - struct extent_info ei; + struct extent_info ei = {0,0,0}; int err; struct f2fs_io_info fio = { .sbi = F2FS_I_SB(inode), @@ -803,7 +803,7 @@ int f2fs_map_blocks(struct inode *inode, struct f2fs_map_blocks *map, int err = 0, ofs = 1; unsigned int ofs_in_node, last_ofs_in_node; blkcnt_t prealloc; - struct extent_info ei; + struct extent_info ei = {0,0,0}; block_t blkaddr; if (!maxblocks) @@ -1667,7 +1667,7 @@ static int prepare_write_begin(struct f2fs_sb_info *sbi, struct dnode_of_data dn; struct page *ipage; bool locked = false; - struct extent_info ei; + struct extent_info ei = {0,0,0}; int err = 0; /* diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 120164815030..36c156557bb1 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -1877,7 +1877,7 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi, { struct inode *inode = file_inode(filp); struct f2fs_map_blocks map = { .m_next_pgofs = NULL }; - struct extent_info ei; + struct extent_info ei = {0,0,0}; pgoff_t pg_start, pg_end; unsigned int blk_per_seg = sbi->blocks_per_seg; unsigned int total = 0, sec_num; |