f2fs: alloc new nids for xattr block in recovery

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recovery file A:			recovery file B:
	-get_dnode_of_data
		-alloc_nid
					-recover_xattr_data
						-set_node_addr(sbi, &ni, NEW_ADDR, false);
							--->bug_on for nid has been used by file A

In recovery process, new allocated node blocks may "reuse" xattr block
nids, this patch alloc new nids for xattr blocks in recovery process to
avoid this problem.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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Yunlei He 2017-07-18 09:48:12 +08:00 • committed by Jaegeuk Kim

parent 76a9dd85d4

commit 8790568255

1 changed files with 15 additions and 13 deletions

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fs/f2fs/node.c

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