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btrfs: make fallback_to_cow take btrfs_inode

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It really wants btrfs_inode and is prepration to converting
run_delalloc_nocow to taking btrfs_inode.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2020-06-03 08:55:20 +03:00 • committed by David Sterba
parent c553f94df4
commit 8ba96f3dd6
1 changed files with 11 additions and 11 deletions
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22
fs/btrfs/inode.c
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@ -1370,15 +1370,15 @@ static noinline int csum_exist_in_range(struct btrfs_fs_info *fs_info,
return 1; return 1;
} }
static int fallback_to_cow(struct inode *inode, struct page *locked_page, static int fallback_to_cow(struct btrfs_inode *inode, struct page *locked_page,
const u64 start, const u64 end, const u64 start, const u64 end,
int *page_started, unsigned long *nr_written) int *page_started, unsigned long *nr_written)
{ {
const bool is_space_ino = btrfs_is_free_space_inode(BTRFS_I(inode)); const bool is_space_ino = btrfs_is_free_space_inode(inode);
const bool is_reloc_ino = (BTRFS_I(inode)->root->root_key.objectid == const bool is_reloc_ino = (inode->root->root_key.objectid ==
BTRFS_DATA_RELOC_TREE_OBJECTID); BTRFS_DATA_RELOC_TREE_OBJECTID);
const u64 range_bytes = end + 1 - start; const u64 range_bytes = end + 1 - start;
struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree; struct extent_io_tree *io_tree = &inode->io_tree;
u64 range_start = start; u64 range_start = start;
u64 count; u64 count;
@ -1418,7 +1418,7 @@ static int fallback_to_cow(struct inode *inode, struct page *locked_page,
EXTENT_NORESERVE, 0); EXTENT_NORESERVE, 0);
if (count > 0 || is_space_ino || is_reloc_ino) { if (count > 0 || is_space_ino || is_reloc_ino) {
u64 bytes = count; u64 bytes = count;
struct btrfs_fs_info *fs_info = BTRFS_I(inode)->root->fs_info; struct btrfs_fs_info *fs_info = inode->root->fs_info;
struct btrfs_space_info *sinfo = fs_info->data_sinfo; struct btrfs_space_info *sinfo = fs_info->data_sinfo;
if (is_space_ino || is_reloc_ino) if (is_space_ino || is_reloc_ino)
@ -1433,8 +1433,8 @@ static int fallback_to_cow(struct inode *inode, struct page *locked_page,
0, 0, NULL); 0, 0, NULL);
} }
return cow_file_range(BTRFS_I(inode), locked_page, start, end, return cow_file_range(inode, locked_page, start, end, page_started,
page_started, nr_written, 1); nr_written, 1);
} }
/* /*
@ -1685,8 +1685,8 @@ out_check:
* NOCOW, following one which needs to be COW'ed * NOCOW, following one which needs to be COW'ed
*/ */
if (cow_start != (u64)-1) { if (cow_start != (u64)-1) {
ret = fallback_to_cow(inode, locked_page, cow_start, ret = fallback_to_cow(BTRFS_I(inode), locked_page,
found_key.offset - 1, cow_start, found_key.offset - 1,
page_started, nr_written); page_started, nr_written);
if (ret) if (ret)
goto error; goto error;
@ -1769,8 +1769,8 @@ out_check:
if (cow_start != (u64)-1) { if (cow_start != (u64)-1) {
cur_offset = end; cur_offset = end;
ret = fallback_to_cow(inode, locked_page, cow_start, end, ret = fallback_to_cow(BTRFS_I(inode), locked_page, cow_start,
page_started, nr_written); end, page_started, nr_written);
if (ret) if (ret)
goto error; goto error;
} }