diff options
Diffstat (limited to 'fs/ext3/balloc.c')
| -rw-r--r-- | fs/ext3/balloc.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/fs/ext3/balloc.c b/fs/ext3/balloc.c index 4a32511f4ded..b3db22649426 100644 --- a/fs/ext3/balloc.c +++ b/fs/ext3/balloc.c @@ -792,9 +792,9 @@ find_next_usable_block(ext3_grpblk_t start, struct buffer_head *bh, if (here < 0) here = 0; - p = ((char *)bh->b_data) + (here >> 3); + p = bh->b_data + (here >> 3); r = memscan(p, 0, ((maxblocks + 7) >> 3) - (here >> 3)); - next = (r - ((char *)bh->b_data)) << 3; + next = (r - bh->b_data) << 3; if (next < maxblocks && next >= start && ext3_test_allocatable(next, bh)) return next; @@ -810,8 +810,9 @@ find_next_usable_block(ext3_grpblk_t start, struct buffer_head *bh, /** * claim_block() + * @lock: the spin lock for this block group * @block: the free block (group relative) to allocate - * @bh: the bufferhead containts the block group bitmap + * @bh: the buffer_head contains the block group bitmap * * We think we can allocate this block in this bitmap. Try to set the bit. * If that succeeds then check that nobody has allocated and then freed the @@ -956,9 +957,11 @@ fail_access: * but we will shift to the place where start_block is, * then start from there, when looking for a reservable space. * - * @size: the target new reservation window size + * @my_rsv: the reservation window * - * @group_first_block: the first block we consider to start + * @sb: the super block + * + * @start_block: the first block we consider to start * the real search from * * @last_block: @@ -1084,7 +1087,7 @@ static int find_next_reservable_window( * * failed: we failed to find a reservation window in this group * - * @rsv: the reservation + * @my_rsv: the reservation window * * @grp_goal: The goal (group-relative). It is where the search for a * free reservable space should start from. @@ -1273,8 +1276,8 @@ static void try_to_extend_reservation(struct ext3_reserve_window_node *my_rsv, * @group: given allocation block group * @bitmap_bh: bufferhead holds the block bitmap * @grp_goal: given target block within the group - * @count: target number of blocks to allocate * @my_rsv: reservation window + * @count: target number of blocks to allocate * @errp: pointer to store the error code * * This is the main function used to allocate a new block and its reservation |