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btrfs: Make get_extent_t take btrfs_inode

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In addition to changing the signature, this patch also switches
all the functions which are used as an argument to also take btrfs_inode.
Namely those are: btrfs_get_extent and btrfs_get_extent_filemap.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov
2017-02-20 13:51:06 +02:00
committed by David Sterba
parent 1c8c9c5216
commit fc4f21b1d8
8 changed files with 59 additions and 54 deletions
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34
fs/btrfs/inode.c
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@@ -4852,7 +4852,7 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size)
cur_offset = hole_start;
while (1) {
em = btrfs_get_extent(inode, NULL, 0, cur_offset,
em = btrfs_get_extent(BTRFS_I(inode), NULL, 0, cur_offset,
block_end - cur_offset, 0);
if (IS_ERR(em)) {
err = PTR_ERR(em);
@@ -6732,25 +6732,26 @@ static noinline int uncompress_inline(struct btrfs_path *path,
* This also copies inline extents directly into the page.
*/
struct extent_map *btrfs_get_extent(struct inode *inode, struct page *page,
size_t pg_offset, u64 start, u64 len,
int create)
struct extent_map *btrfs_get_extent(struct btrfs_inode *inode,
struct page *page,
size_t pg_offset, u64 start, u64 len,
int create)
{
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_fs_info *fs_info = btrfs_sb(inode->vfs_inode.i_sb);
int ret;
int err = 0;
u64 extent_start = 0;
u64 extent_end = 0;
u64 objectid = btrfs_ino(BTRFS_I(inode));
u64 objectid = btrfs_ino(inode);
u32 found_type;
struct btrfs_path *path = NULL;
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_root *root = inode->root;
struct btrfs_file_extent_item *item;
struct extent_buffer *leaf;
struct btrfs_key found_key;
struct extent_map *em = NULL;
struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree;
struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;
struct extent_map_tree *em_tree = &inode->extent_tree;
struct extent_io_tree *io_tree = &inode->io_tree;
struct btrfs_trans_handle *trans = NULL;
const bool new_inline = !page || create;
@@ -6863,7 +6864,7 @@ next:
goto not_found_em;
}
btrfs_extent_item_to_extent_map(BTRFS_I(inode), path, item,
btrfs_extent_item_to_extent_map(inode, path, item,
new_inline, em);
if (found_type == BTRFS_FILE_EXTENT_REG ||
@@ -7000,7 +7001,7 @@ insert:
write_unlock(&em_tree->lock);
out:
trace_btrfs_get_extent(root, BTRFS_I(inode), em);
trace_btrfs_get_extent(root, inode, em);
btrfs_free_path(path);
if (trans) {
@@ -7016,9 +7017,10 @@ out:
return em;
}
struct extent_map *btrfs_get_extent_fiemap(struct inode *inode, struct page *page,
size_t pg_offset, u64 start, u64 len,
int create)
struct extent_map *btrfs_get_extent_fiemap(struct btrfs_inode *inode,
struct page *page,
size_t pg_offset, u64 start, u64 len,
int create)
{
struct extent_map *em;
struct extent_map *hole_em = NULL;
@@ -7055,7 +7057,7 @@ struct extent_map *btrfs_get_extent_fiemap(struct inode *inode, struct page *pag
em = NULL;
/* ok, we didn't find anything, lets look for delalloc */
found = count_range_bits(&BTRFS_I(inode)->io_tree, &range_start,
found = count_range_bits(&inode->io_tree, &range_start,
end, len, EXTENT_DELALLOC, 1);
found_end = range_start + found;
if (found_end < range_start)
@@ -7625,7 +7627,7 @@ static int btrfs_get_blocks_direct(struct inode *inode, sector_t iblock,
goto err;
}
em = btrfs_get_extent(inode, NULL, 0, start, len, 0);
em = btrfs_get_extent(BTRFS_I(inode), NULL, 0, start, len, 0);
if (IS_ERR(em)) {
ret = PTR_ERR(em);
goto unlock_err;