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-rw-r--r--fs/ext3/balloc.c13
-rw-r--r--fs/ext3/inode.c19
2 files changed, 20 insertions, 12 deletions
diff --git a/fs/ext3/balloc.c b/fs/ext3/balloc.c
index a49ce4a7c23d..b3db22649426 100644
--- a/fs/ext3/balloc.c
+++ b/fs/ext3/balloc.c
@@ -810,8 +810,9 @@ find_next_usable_block(ext3_grpblk_t start, struct buffer_head *bh,
810 810
811/** 811/**
812 * claim_block() 812 * claim_block()
813 * @lock: the spin lock for this block group
813 * @block: the free block (group relative) to allocate 814 * @block: the free block (group relative) to allocate
814 * @bh: the bufferhead containts the block group bitmap 815 * @bh: the buffer_head contains the block group bitmap
815 * 816 *
816 * We think we can allocate this block in this bitmap. Try to set the bit. 817 * We think we can allocate this block in this bitmap. Try to set the bit.
817 * If that succeeds then check that nobody has allocated and then freed the 818 * If that succeeds then check that nobody has allocated and then freed the
@@ -956,9 +957,11 @@ fail_access:
956 * but we will shift to the place where start_block is, 957 * but we will shift to the place where start_block is,
957 * then start from there, when looking for a reservable space. 958 * then start from there, when looking for a reservable space.
958 * 959 *
959 * @size: the target new reservation window size 960 * @my_rsv: the reservation window
960 * 961 *
961 * @group_first_block: the first block we consider to start 962 * @sb: the super block
963 *
964 * @start_block: the first block we consider to start
962 * the real search from 965 * the real search from
963 * 966 *
964 * @last_block: 967 * @last_block:
@@ -1084,7 +1087,7 @@ static int find_next_reservable_window(
1084 * 1087 *
1085 * failed: we failed to find a reservation window in this group 1088 * failed: we failed to find a reservation window in this group
1086 * 1089 *
1087 * @rsv: the reservation 1090 * @my_rsv: the reservation window
1088 * 1091 *
1089 * @grp_goal: The goal (group-relative). It is where the search for a 1092 * @grp_goal: The goal (group-relative). It is where the search for a
1090 * free reservable space should start from. 1093 * free reservable space should start from.
@@ -1273,8 +1276,8 @@ static void try_to_extend_reservation(struct ext3_reserve_window_node *my_rsv,
1273 * @group: given allocation block group 1276 * @group: given allocation block group
1274 * @bitmap_bh: bufferhead holds the block bitmap 1277 * @bitmap_bh: bufferhead holds the block bitmap
1275 * @grp_goal: given target block within the group 1278 * @grp_goal: given target block within the group
1276 * @count: target number of blocks to allocate
1277 * @my_rsv: reservation window 1279 * @my_rsv: reservation window
1280 * @count: target number of blocks to allocate
1278 * @errp: pointer to store the error code 1281 * @errp: pointer to store the error code
1279 * 1282 *
1280 * This is the main function used to allocate a new block and its reservation 1283 * This is the main function used to allocate a new block and its reservation
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index 90a9c3d7dadf..ef1c23a225f7 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -498,7 +498,7 @@ static ext3_fsblk_t ext3_find_goal(struct inode *inode, long block,
498} 498}
499 499
500/** 500/**
501 * ext3_blks_to_allocate: Look up the block map and count the number 501 * ext3_blks_to_allocate - Look up the block map and count the number
502 * of direct blocks need to be allocated for the given branch. 502 * of direct blocks need to be allocated for the given branch.
503 * 503 *
504 * @branch: chain of indirect blocks 504 * @branch: chain of indirect blocks
@@ -536,14 +536,18 @@ static int ext3_blks_to_allocate(Indirect *branch, int k, unsigned long blks,
536} 536}
537 537
538/** 538/**
539 * ext3_alloc_blocks: multiple allocate blocks needed for a branch 539 * ext3_alloc_blocks - multiple allocate blocks needed for a branch
540 * @handle: handle for this transaction
541 * @inode: owner
542 * @goal: preferred place for allocation
540 * @indirect_blks: the number of blocks need to allocate for indirect 543 * @indirect_blks: the number of blocks need to allocate for indirect
541 * blocks 544 * blocks
542 * 545 * @blks: number of blocks need to allocated for direct blocks
543 * @new_blocks: on return it will store the new block numbers for 546 * @new_blocks: on return it will store the new block numbers for
544 * the indirect blocks(if needed) and the first direct block, 547 * the indirect blocks(if needed) and the first direct block,
545 * @blks: on return it will store the total number of allocated 548 * @err: here we store the error value
546 * direct blocks 549 *
550 * return the number of direct blocks allocated
547 */ 551 */
548static int ext3_alloc_blocks(handle_t *handle, struct inode *inode, 552static int ext3_alloc_blocks(handle_t *handle, struct inode *inode,
549 ext3_fsblk_t goal, int indirect_blks, int blks, 553 ext3_fsblk_t goal, int indirect_blks, int blks,
@@ -598,9 +602,11 @@ failed_out:
598 602
599/** 603/**
600 * ext3_alloc_branch - allocate and set up a chain of blocks. 604 * ext3_alloc_branch - allocate and set up a chain of blocks.
605 * @handle: handle for this transaction
601 * @inode: owner 606 * @inode: owner
602 * @indirect_blks: number of allocated indirect blocks 607 * @indirect_blks: number of allocated indirect blocks
603 * @blks: number of allocated direct blocks 608 * @blks: number of allocated direct blocks
609 * @goal: preferred place for allocation
604 * @offsets: offsets (in the blocks) to store the pointers to next. 610 * @offsets: offsets (in the blocks) to store the pointers to next.
605 * @branch: place to store the chain in. 611 * @branch: place to store the chain in.
606 * 612 *
@@ -700,10 +706,9 @@ failed:
700 706
701/** 707/**
702 * ext3_splice_branch - splice the allocated branch onto inode. 708 * ext3_splice_branch - splice the allocated branch onto inode.
709 * @handle: handle for this transaction
703 * @inode: owner 710 * @inode: owner
704 * @block: (logical) number of block we are adding 711 * @block: (logical) number of block we are adding
705 * @chain: chain of indirect blocks (with a missing link - see
706 * ext3_alloc_branch)
707 * @where: location of missing link 712 * @where: location of missing link
708 * @num: number of indirect blocks we are adding 713 * @num: number of indirect blocks we are adding
709 * @blks: number of direct blocks we are adding 714 * @blks: number of direct blocks we are adding