diff options
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/gc.c | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 644aa3808273..eda8230deb0c 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -430,28 +430,22 @@ next_step: */ block_t start_bidx_of_node(unsigned int node_ofs) { - block_t start_bidx; - unsigned int bidx, indirect_blks; - int dec; + unsigned int indirect_blks = 2 * NIDS_PER_BLOCK + 4; + unsigned int bidx; - indirect_blks = 2 * NIDS_PER_BLOCK + 4; + if (node_ofs == 0) + return 0; - start_bidx = 1; - if (node_ofs == 0) { - start_bidx = 0; - } else if (node_ofs <= 2) { + if (node_ofs <= 2) { bidx = node_ofs - 1; } else if (node_ofs <= indirect_blks) { - dec = (node_ofs - 4) / (NIDS_PER_BLOCK + 1); + int dec = (node_ofs - 4) / (NIDS_PER_BLOCK + 1); bidx = node_ofs - 2 - dec; } else { - dec = (node_ofs - indirect_blks - 3) / (NIDS_PER_BLOCK + 1); + int dec = (node_ofs - indirect_blks - 3) / (NIDS_PER_BLOCK + 1); bidx = node_ofs - 5 - dec; } - - if (start_bidx) - start_bidx = bidx * ADDRS_PER_BLOCK + ADDRS_PER_INODE; - return start_bidx; + return bidx * ADDRS_PER_BLOCK + ADDRS_PER_INODE; } static int check_dnode(struct f2fs_sb_info *sbi, struct f2fs_summary *sum, |