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authorQu Wenruo <wqu@suse.com>2020-11-03 21:30:46 +0800
committerDavid Sterba <dsterba@suse.com>2020-12-08 15:54:04 +0100
commit2f4d60dfae0ee4ad1c8d57e102c3b032b8f9d4d5 (patch)
treee1b0859bfb661a579a0bcf1b59ba8691c0ad2c82 /fs/btrfs/disk-io.c
parent478ef8868ff80372e29d1c5283f360cf49ab0a8b (diff)
btrfs: grab fs_info from extent_buffer in btrfs_mark_buffer_dirty
Since commit f28491e0a6c4 ("Btrfs: move the extent buffer radix tree into the fs_info"), fs_info can be grabbed from extent_buffer directly. Reviewed-by: Nikolay Borisov <nborisov@suse.com> Signed-off-by: Qu Wenruo <wqu@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 212806d59012..abc929a47d4b 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -4187,8 +4187,7 @@ int btrfs_buffer_uptodate(struct extent_buffer *buf, u64 parent_transid,
void btrfs_mark_buffer_dirty(struct extent_buffer *buf)
{
- struct btrfs_fs_info *fs_info;
- struct btrfs_root *root;
+ struct btrfs_fs_info *fs_info = buf->fs_info;
u64 transid = btrfs_header_generation(buf);
int was_dirty;
@@ -4201,8 +4200,6 @@ void btrfs_mark_buffer_dirty(struct extent_buffer *buf)
if (unlikely(test_bit(EXTENT_BUFFER_UNMAPPED, &buf->bflags)))
return;
#endif
- root = BTRFS_I(buf->pages[0]->mapping->host)->root;
- fs_info = root->fs_info;
btrfs_assert_tree_locked(buf);
if (transid != fs_info->generation)
WARN(1, KERN_CRIT "btrfs transid mismatch buffer %llu, found %llu running %llu\n",