forked from Minki/linux
btrfs: remove unused variables from extent_io.c
Remove unused variables: * tree from end_bio_extent_writepage, * item from extent_fiemap. Signed-off-by: Valentina Giusti <valentina.giusti@microon.de> Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <clm@fb.com>
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@ -2333,13 +2333,11 @@ int end_extent_writepage(struct page *page, int err, u64 start, u64 end)
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static void end_bio_extent_writepage(struct bio *bio, int err)
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{
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struct bio_vec *bvec = bio->bi_io_vec + bio->bi_vcnt - 1;
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struct extent_io_tree *tree;
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u64 start;
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u64 end;
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do {
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struct page *page = bvec->bv_page;
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tree = &BTRFS_I(page->mapping->host)->io_tree;
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/* We always issue full-page reads, but if some block
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* in a page fails to read, blk_update_request() will
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@ -4082,12 +4080,10 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
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struct extent_map *em = NULL;
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struct extent_state *cached_state = NULL;
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struct btrfs_path *path;
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struct btrfs_file_extent_item *item;
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int end = 0;
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u64 em_start = 0;
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u64 em_len = 0;
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u64 em_end = 0;
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unsigned long emflags;
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if (len == 0)
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return -EINVAL;
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@ -4112,8 +4108,6 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
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}
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WARN_ON(!ret);
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path->slots[0]--;
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item = btrfs_item_ptr(path->nodes[0], path->slots[0],
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struct btrfs_file_extent_item);
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btrfs_item_key_to_cpu(path->nodes[0], &found_key, path->slots[0]);
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found_type = btrfs_key_type(&found_key);
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@ -4181,7 +4175,6 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
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offset_in_extent = em_start - em->start;
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em_end = extent_map_end(em);
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em_len = em_end - em_start;
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emflags = em->flags;
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disko = 0;
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flags = 0;
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