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| author | Theodore Ts'o <tytso@mit.edu> | 2010-12-16 22:38:26 +0100 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2010-12-16 22:38:26 +0100 |
| commit | 225db7d35c33f076115a583abec238a696f4467e (patch) | |
| tree | d31fbe96f045d734b0c6cbf4b85afc1ba25d458e /fs/ext4 | |
| parent | ext4: Add second mount options field since the s_mount_opt is full up (diff) | |
| download | linux-225db7d35c33f076115a583abec238a696f4467e.tar.xz linux-225db7d35c33f076115a583abec238a696f4467e.zip | |
ext4: Fix up comments in inode.c
This fixes up some broken argument descriptions that Namhyung Kim had
originally submitted for ext3. This fixes the comments that were
still applicable in ext4.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/inode.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index e659597b690b..db3cc913ee8f 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -552,7 +552,7 @@ static ext4_fsblk_t ext4_find_goal(struct inode *inode, ext4_lblk_t block, } /** - * ext4_blks_to_allocate: Look up the block map and count the number + * ext4_blks_to_allocate - Look up the block map and count the number * of direct blocks need to be allocated for the given branch. * * @branch: chain of indirect blocks @@ -591,13 +591,19 @@ static int ext4_blks_to_allocate(Indirect *branch, int k, unsigned int blks, /** * ext4_alloc_blocks: multiple allocate blocks needed for a branch + * @handle: handle for this transaction + * @inode: inode which needs allocated blocks + * @iblock: the logical block to start allocated at + * @goal: preferred physical block of allocation * @indirect_blks: the number of blocks need to allocate for indirect * blocks - * + * @blks: number of desired blocks * @new_blocks: on return it will store the new block numbers for * the indirect blocks(if needed) and the first direct block, - * @blks: on return it will store the total number of allocated - * direct blocks + * @err: on return it will store the error code + * + * This function will return the number of blocks allocated as + * requested by the passed-in parameters. */ static int ext4_alloc_blocks(handle_t *handle, struct inode *inode, ext4_lblk_t iblock, ext4_fsblk_t goal, @@ -711,9 +717,11 @@ failed_out: /** * ext4_alloc_branch - allocate and set up a chain of blocks. + * @handle: handle for this transaction * @inode: owner * @indirect_blks: number of allocated indirect blocks * @blks: number of allocated direct blocks + * @goal: preferred place for allocation * @offsets: offsets (in the blocks) to store the pointers to next. * @branch: place to store the chain in. * @@ -826,6 +834,7 @@ failed: /** * ext4_splice_branch - splice the allocated branch onto inode. + * @handle: handle for this transaction * @inode: owner * @block: (logical) number of block we are adding * @chain: chain of indirect blocks (with a missing link - see |