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f2fs: fix the number of orphan inode blocks

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cp_pack_start_sum is calculated in do_checkpoint and is equal to
cpu_to_le32(1 + cp_payload_blks + orphan_blocks). The number of
orphan inode blocks is take advantage of by recover_orphan_inodes
to readahead meta pages and recovery inodes. However, current codes
forget to reduce the number of cp payload blocks when calculate
the number of orphan inode blocks. This patch fix it.

Signed-off-by: Wanpeng Li <wanpeng.li@linux.intel.com>
Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Wanpeng Li 2015-02-26 07:57:21 +08:00 committed by Jaegeuk Kim
parent 551414861f
commit 3c64298579
1 changed files with 4 additions and 4 deletions
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8
fs/f2fs/checkpoint.c
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@ -464,7 +464,7 @@ static void recover_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
void recover_orphan_inodes(struct f2fs_sb_info *sbi)
{
block_t start_blk, orphan_blkaddr, i, j;
block_t start_blk, orphan_blocks, i, j;
if (!is_set_ckpt_flags(F2FS_CKPT(sbi), CP_ORPHAN_PRESENT_FLAG))
return;
@ -472,11 +472,11 @@ void recover_orphan_inodes(struct f2fs_sb_info *sbi)
set_sbi_flag(sbi, SBI_POR_DOING);
start_blk = __start_cp_addr(sbi) + 1 + __cp_payload(sbi);
orphan_blkaddr = __start_sum_addr(sbi) - 1;
orphan_blocks = __start_sum_addr(sbi) - 1 - __cp_payload(sbi);
ra_meta_pages(sbi, start_blk, orphan_blkaddr, META_CP);
ra_meta_pages(sbi, start_blk, orphan_blocks, META_CP);
for (i = 0; i < orphan_blkaddr; i++) {
for (i = 0; i < orphan_blocks; i++) {
struct page *page = get_meta_page(sbi, start_blk + i);
struct f2fs_orphan_block *orphan_blk;