diff options
| author | Andi Kleen <andi@firstfloor.org> | 2010-10-29 15:14:37 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2010-10-29 15:14:37 -0400 |
| commit | 559af8211433b8c0b20e6c43c61409cb9c9c2996 (patch) | |
| tree | 702ebd4c4f5b610daa36f65d814a518356a9a46b /fs/btrfs/inode.c | |
| parent | 411fc6bcef54f828a5458f4730c68abdf13c6bf0 (diff) | |
Btrfs: cleanup warnings from gcc 4.6 (nonbugs)
These are all the cases where a variable is set, but not read which are
not bugs as far as I can see, but simply leftovers.
Still needs more review.
Found by gcc 4.6's new warnings
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: Chris Mason <chris.mason@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/inode.c')
| -rw-r--r-- | fs/btrfs/inode.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 0aa24717cd58..609f3bbbd1ed 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -319,8 +319,6 @@ static noinline int compress_file_range(struct inode *inode, struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_trans_handle *trans; u64 num_bytes; - u64 orig_start; - u64 disk_num_bytes; u64 blocksize = root->sectorsize; u64 actual_end; u64 isize = i_size_read(inode); @@ -335,8 +333,6 @@ static noinline int compress_file_range(struct inode *inode, int i; int will_compress; - orig_start = start; - actual_end = min_t(u64, isize, end + 1); again: will_compress = 0; @@ -371,7 +367,6 @@ again: total_compressed = min(total_compressed, max_uncompressed); num_bytes = (end - start + blocksize) & ~(blocksize - 1); num_bytes = max(blocksize, num_bytes); - disk_num_bytes = num_bytes; total_in = 0; ret = 0; @@ -467,7 +462,6 @@ again: if (total_compressed >= total_in) { will_compress = 0; } else { - disk_num_bytes = total_compressed; num_bytes = total_in; } } @@ -757,8 +751,6 @@ static noinline int cow_file_range(struct inode *inode, u64 disk_num_bytes; u64 cur_alloc_size; u64 blocksize = root->sectorsize; - u64 actual_end; - u64 isize = i_size_read(inode); struct btrfs_key ins; struct extent_map *em; struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree; @@ -770,8 +762,6 @@ static noinline int cow_file_range(struct inode *inode, btrfs_set_trans_block_group(trans, inode); trans->block_rsv = &root->fs_info->delalloc_block_rsv; - actual_end = min_t(u64, isize, end + 1); - num_bytes = (end - start + blocksize) & ~(blocksize - 1); num_bytes = max(blocksize, num_bytes); disk_num_bytes = num_bytes; @@ -2274,7 +2264,6 @@ void btrfs_orphan_cleanup(struct btrfs_root *root) { struct btrfs_path *path; struct extent_buffer *leaf; - struct btrfs_item *item; struct btrfs_key key, found_key; struct btrfs_trans_handle *trans; struct inode *inode; @@ -2312,7 +2301,6 @@ void btrfs_orphan_cleanup(struct btrfs_root *root) /* pull out the item */ leaf = path->nodes[0]; - item = btrfs_item_nr(leaf, path->slots[0]); btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]); /* make sure the item matches what we want */ @@ -5701,7 +5689,6 @@ static void btrfs_submit_direct(int rw, struct bio *bio, struct inode *inode, struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_dio_private *dip; struct bio_vec *bvec = bio->bi_io_vec; - u64 start; int skip_sum; int write = rw & REQ_WRITE; int ret = 0; @@ -5727,7 +5714,6 @@ static void btrfs_submit_direct(int rw, struct bio *bio, struct inode *inode, dip->inode = inode; dip->logical_offset = file_offset; - start = dip->logical_offset; dip->bytes = 0; do { dip->bytes += bvec->bv_len; |