From 7206c93da36bb11e232467547c6258a9af06661b Mon Sep 17 00:00:00 2001 From: Nikolay Borisov <nborisov@suse.com> Date: Wed, 3 Jun 2020 08:55:14 +0300 Subject: [PATCH] btrfs: make cow_file_range take btrfs_inode All its children functions take btrfs_inode so convert it 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> --- fs/btrfs/inode.c | 52 ++++++++++++++++++++++-------------------------- 1 file changed, 24 insertions(+), 28 deletions(-) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 2d053c33c3809..f1b66901dc551 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -80,7 +80,7 @@ struct kmem_cache *btrfs_free_space_bitmap_cachep; static int btrfs_setsize(struct inode *inode, struct iattr *attr); static int btrfs_truncate(struct inode *inode, bool skip_writeback); static int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent); -static noinline int cow_file_range(struct inode *inode, +static noinline int cow_file_range(struct btrfs_inode *inode, struct page *locked_page, u64 start, u64 end, int *page_started, unsigned long *nr_written, int unlock); @@ -789,7 +789,8 @@ retry: unsigned long nr_written = 0; /* allocate blocks */ - ret = cow_file_range(inode, async_chunk->locked_page, + ret = cow_file_range(BTRFS_I(inode), + async_chunk->locked_page, async_extent->start, async_extent->start + async_extent->ram_size - 1, @@ -976,13 +977,13 @@ static u64 get_extent_allocation_hint(struct btrfs_inode *inode, u64 start, * required to start IO on it. It may be clean and already done with * IO when we return. */ -static noinline int cow_file_range(struct inode *inode, +static noinline int cow_file_range(struct btrfs_inode *inode, struct page *locked_page, u64 start, u64 end, int *page_started, unsigned long *nr_written, int unlock) { - struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb); - struct btrfs_root *root = BTRFS_I(inode)->root; + struct btrfs_root *root = inode->root; + struct btrfs_fs_info *fs_info = root->fs_info; u64 alloc_hint = 0; u64 num_bytes; unsigned long ram_size; @@ -996,7 +997,7 @@ static noinline int cow_file_range(struct inode *inode, bool extent_reserved = false; int ret = 0; - if (btrfs_is_free_space_inode(BTRFS_I(inode))) { + if (btrfs_is_free_space_inode(inode)) { WARN_ON_ONCE(1); ret = -EINVAL; goto out_unlock; @@ -1006,11 +1007,11 @@ static noinline int cow_file_range(struct inode *inode, num_bytes = max(blocksize, num_bytes); ASSERT(num_bytes <= btrfs_super_total_bytes(fs_info->super_copy)); - inode_should_defrag(BTRFS_I(inode), start, end, num_bytes, SZ_64K); + inode_should_defrag(inode, start, end, num_bytes, SZ_64K); if (start == 0) { /* lets try to make an inline extent */ - ret = cow_file_range_inline(BTRFS_I(inode), start, end, 0, + ret = cow_file_range_inline(inode, start, end, 0, BTRFS_COMPRESS_NONE, NULL); if (ret == 0) { /* @@ -1019,8 +1020,7 @@ static noinline int cow_file_range(struct inode *inode, * our outstanding extent for clearing delalloc for this * range. */ - extent_clear_unlock_delalloc(BTRFS_I(inode), start, end, - NULL, + extent_clear_unlock_delalloc(inode, start, end, NULL, EXTENT_LOCKED | EXTENT_DELALLOC | EXTENT_DELALLOC_NEW | EXTENT_DEFRAG | EXTENT_DO_ACCOUNTING, PAGE_UNLOCK | @@ -1035,10 +1035,8 @@ static noinline int cow_file_range(struct inode *inode, } } - alloc_hint = get_extent_allocation_hint(BTRFS_I(inode), start, - num_bytes); - btrfs_drop_extent_cache(BTRFS_I(inode), start, - start + num_bytes - 1, 0); + alloc_hint = get_extent_allocation_hint(inode, start, num_bytes); + btrfs_drop_extent_cache(inode, start, start + num_bytes - 1, 0); /* * Relocation relies on the relocated extents to have exactly the same @@ -1067,7 +1065,7 @@ static noinline int cow_file_range(struct inode *inode, extent_reserved = true; ram_size = ins.offset; - em = create_io_em(BTRFS_I(inode), start, ins.offset, /* len */ + em = create_io_em(inode, start, ins.offset, /* len */ start, /* orig_start */ ins.objectid, /* block_start */ ins.offset, /* block_len */ @@ -1081,15 +1079,14 @@ static noinline int cow_file_range(struct inode *inode, } free_extent_map(em); - ret = btrfs_add_ordered_extent(BTRFS_I(inode), start, - ins.objectid, ram_size, - cur_alloc_size, 0); + ret = btrfs_add_ordered_extent(inode, start, ins.objectid, + ram_size, cur_alloc_size, 0); if (ret) goto out_drop_extent_cache; if (root->root_key.objectid == BTRFS_DATA_RELOC_TREE_OBJECTID) { - ret = btrfs_reloc_clone_csums(BTRFS_I(inode), start, + ret = btrfs_reloc_clone_csums(inode, start, cur_alloc_size); /* * Only drop cache here, and process as normal. @@ -1103,7 +1100,7 @@ static noinline int cow_file_range(struct inode *inode, * skip current ordered extent. */ if (ret) - btrfs_drop_extent_cache(BTRFS_I(inode), start, + btrfs_drop_extent_cache(inode, start, start + ram_size - 1, 0); } @@ -1119,8 +1116,7 @@ static noinline int cow_file_range(struct inode *inode, page_ops = unlock ? PAGE_UNLOCK : 0; page_ops |= PAGE_SET_PRIVATE2; - extent_clear_unlock_delalloc(BTRFS_I(inode), start, - start + ram_size - 1, + extent_clear_unlock_delalloc(inode, start, start + ram_size - 1, locked_page, EXTENT_LOCKED | EXTENT_DELALLOC, page_ops); @@ -1144,7 +1140,7 @@ out: return ret; out_drop_extent_cache: - btrfs_drop_extent_cache(BTRFS_I(inode), start, start + ram_size - 1, 0); + btrfs_drop_extent_cache(inode, start, start + ram_size - 1, 0); out_reserve: btrfs_dec_block_group_reservations(fs_info, ins.objectid); btrfs_free_reserved_extent(fs_info, ins.objectid, ins.offset, 1); @@ -1164,7 +1160,7 @@ out_unlock: * it the flag EXTENT_CLEAR_DATA_RESV. */ if (extent_reserved) { - extent_clear_unlock_delalloc(BTRFS_I(inode), start, + extent_clear_unlock_delalloc(inode, start, start + cur_alloc_size - 1, locked_page, clear_bits, @@ -1173,7 +1169,7 @@ out_unlock: if (start >= end) goto out; } - extent_clear_unlock_delalloc(BTRFS_I(inode), start, end, locked_page, + extent_clear_unlock_delalloc(inode, start, end, locked_page, clear_bits | EXTENT_CLEAR_DATA_RESV, page_ops); goto out; @@ -1441,8 +1437,8 @@ static int fallback_to_cow(struct inode *inode, struct page *locked_page, 0, 0, NULL); } - return cow_file_range(inode, locked_page, start, end, page_started, - nr_written, 1); + return cow_file_range(BTRFS_I(inode), locked_page, start, end, + page_started, nr_written, 1); } /* @@ -1838,7 +1834,7 @@ int btrfs_run_delalloc_range(struct inode *inode, struct page *locked_page, page_started, 0, nr_written); } else if (!inode_can_compress(inode) || !inode_need_compress(inode, start, end)) { - ret = cow_file_range(inode, locked_page, start, end, + ret = cow_file_range(BTRFS_I(inode), locked_page, start, end, page_started, nr_written, 1); } else { set_bit(BTRFS_INODE_HAS_ASYNC_EXTENT, -- 2.39.5