diff options
Diffstat (limited to 'fs/ext4/mballoc.c')
| -rw-r--r-- | fs/ext4/mballoc.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index d9d267181dd..b2948b04797 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -1999,7 +1999,6 @@ ext4_mb_regular_allocator(struct ext4_allocation_context *ac) ext4_group_t ngroups, group, i; int cr; int err = 0; - int bsbits; struct ext4_sb_info *sbi; struct super_block *sb; struct ext4_buddy e4b; @@ -2041,8 +2040,6 @@ ext4_mb_regular_allocator(struct ext4_allocation_context *ac) ac->ac_2order = i - 1; } - bsbits = ac->ac_sb->s_blocksize_bits; - /* if stream allocation is enabled, use global goal */ if (ac->ac_flags & EXT4_MB_STREAM_ALLOC) { /* TBD: may be hot point */ @@ -2712,7 +2709,6 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, handle_t *handle, unsigned int reserv_blks) { struct buffer_head *bitmap_bh = NULL; - struct ext4_super_block *es; struct ext4_group_desc *gdp; struct buffer_head *gdp_bh; struct ext4_sb_info *sbi; @@ -2725,8 +2721,6 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, sb = ac->ac_sb; sbi = EXT4_SB(sb); - es = sbi->s_es; - err = -EIO; bitmap_bh = ext4_read_block_bitmap(sb, ac->ac_b_ex.fe_group); @@ -2850,7 +2844,7 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac, int bsbits, max; ext4_lblk_t end; loff_t size, orig_size, start_off; - ext4_lblk_t start, orig_start; + ext4_lblk_t start; struct ext4_inode_info *ei = EXT4_I(ac->ac_inode); struct ext4_prealloc_space *pa; @@ -2881,6 +2875,7 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac, size = size << bsbits; if (size < i_size_read(ac->ac_inode)) size = i_size_read(ac->ac_inode); + orig_size = size; /* max size of free chunks */ max = 2 << bsbits; @@ -2922,8 +2917,8 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac, start_off = (loff_t)ac->ac_o_ex.fe_logical << bsbits; size = ac->ac_o_ex.fe_len << bsbits; } - orig_size = size = size >> bsbits; - orig_start = start = start_off >> bsbits; + size = size >> bsbits; + start = start_off >> bsbits; /* don't cover already allocated blocks in selected range */ if (ar->pleft && start <= ar->lleft) { @@ -3547,7 +3542,6 @@ ext4_mb_release_inode_pa(struct ext4_buddy *e4b, struct buffer_head *bitmap_bh, ext4_group_t group; ext4_grpblk_t bit; unsigned long long grp_blk_start; - sector_t start; int err = 0; int free = 0; @@ -3567,10 +3561,9 @@ ext4_mb_release_inode_pa(struct ext4_buddy *e4b, struct buffer_head *bitmap_bh, if (bit >= end) break; next = mb_find_next_bit(bitmap_bh->b_data, end, bit); - start = ext4_group_first_block_no(sb, group) + bit; mb_debug(1, " free preallocated %u/%u in group %u\n", - (unsigned) start, (unsigned) next - bit, - (unsigned) group); + (unsigned) ext4_group_first_block_no(sb, group) + bit, + (unsigned) next - bit, (unsigned) group); free += next - bit; if (ac) { @@ -4494,7 +4487,6 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode, struct super_block *sb = inode->i_sb; struct ext4_allocation_context *ac = NULL; struct ext4_group_desc *gdp; - struct ext4_super_block *es; unsigned long freed = 0; unsigned int overflow; ext4_grpblk_t bit; @@ -4513,7 +4505,6 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode, } sbi = EXT4_SB(sb); - es = EXT4_SB(sb)->s_es; if (!(flags & EXT4_FREE_BLOCKS_VALIDATED) && !ext4_data_block_valid(sbi, block, count)) { ext4_error(sb, "Freeing blocks not in datazone - " |