Commit 2a3ff0ad authored by Nikolay Borisov's avatar Nikolay Borisov Committed by David Sterba
Browse files

btrfs: Remove redundant tree argument from extent_readpages



This function is called only from btrfs_readpage and is already passed
the mapping. Simplify its signature by moving the code obtaining
reference to the extent tree in the function. No functional changes.
Signed-off-by: default avatarNikolay Borisov <nborisov@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 29c68b2d
......@@ -4126,9 +4126,8 @@ int extent_writepages(struct extent_io_tree *tree,
return ret;
}
int extent_readpages(struct extent_io_tree *tree,
struct address_space *mapping,
struct list_head *pages, unsigned nr_pages)
int extent_readpages(struct address_space *mapping, struct list_head *pages,
unsigned nr_pages)
{
struct bio *bio = NULL;
unsigned page_idx;
......@@ -4136,6 +4135,7 @@ int extent_readpages(struct extent_io_tree *tree,
struct page *pagepool[16];
struct page *page;
struct extent_map *em_cached = NULL;
struct extent_io_tree *tree = &BTRFS_I(mapping->host)->io_tree;
int nr = 0;
u64 prev_em_start = (u64)-1;
......
......@@ -416,9 +416,8 @@ int extent_writepages(struct extent_io_tree *tree,
struct writeback_control *wbc);
int btree_write_cache_pages(struct address_space *mapping,
struct writeback_control *wbc);
int extent_readpages(struct extent_io_tree *tree,
struct address_space *mapping,
struct list_head *pages, unsigned nr_pages);
int extent_readpages(struct address_space *mapping, struct list_head *pages,
unsigned nr_pages);
int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
__u64 start, __u64 len);
void set_page_extent_mapped(struct page *page);
......
......@@ -8907,10 +8907,9 @@ static int
btrfs_readpages(struct file *file, struct address_space *mapping,
struct list_head *pages, unsigned nr_pages)
{
struct extent_io_tree *tree;
tree = &BTRFS_I(mapping->host)->io_tree;
return extent_readpages(tree, mapping, pages, nr_pages);
return extent_readpages(mapping, pages, nr_pages);
}
static int __btrfs_releasepage(struct page *page, gfp_t gfp_flags)
{
int ret = try_release_extent_mapping(page, gfp_flags);
......
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