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btrfs: sink argument tree to extent_read_full_page

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The tree pointer can be safely read from the page's inode, use it and
drop the redundant argument.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2020-02-05 19:09:35 +01:00
parent b272ae22ac
commit 71ad38b44e
4 changed files with 7 additions and 12 deletions
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4
fs/btrfs/disk-io.c
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@ -978,9 +978,7 @@ static int btree_writepages(struct address_space *mapping,
static int btree_readpage(struct file *file, struct page *page)
{
struct extent_io_tree *tree;
tree = &BTRFS_I(page->mapping->host)->io_tree;
return extent_read_full_page(tree, page, btree_get_extent, 0);
return extent_read_full_page(page, btree_get_extent, 0);
}
static int btree_releasepage(struct page *page, gfp_t gfp_flags)