btrfs: make inode_can_compress take btrfs_inode

Gets rid of superfluous BTRFS_I() calls.
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

@@ -412,10 +412,10 @@ static noinline int add_async_extent(struct async_chunk *cow,
 /*
  * Check if the inode has flags compatible with compression
  */
-static inline bool inode_can_compress(struct inode *inode)
+static inline bool inode_can_compress(struct btrfs_inode *inode)
 {
-	if (BTRFS_I(inode)->flags & BTRFS_INODE_NODATACOW ||
-	    BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM)
+	if (inode->flags & BTRFS_INODE_NODATACOW ||
+	    inode->flags & BTRFS_INODE_NODATASUM)
 		return false;
 	return true;
 }
@@ -428,7 +428,7 @@ static inline int inode_need_compress(struct inode *inode, u64 start, u64 end)
 {
 	struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
 
-	if (!inode_can_compress(inode)) {
+	if (!inode_can_compress(BTRFS_I(inode))) {
 		WARN(IS_ENABLED(CONFIG_BTRFS_DEBUG),
 			KERN_ERR "BTRFS: unexpected compression for ino %llu\n",
 			btrfs_ino(BTRFS_I(inode)));
@@ -1826,7 +1826,7 @@ int btrfs_run_delalloc_range(struct inode *inode, struct page *locked_page,
 	} else if (BTRFS_I(inode)->flags & BTRFS_INODE_PREALLOC && !force_cow) {
 		ret = run_delalloc_nocow(BTRFS_I(inode), locked_page, start, end,
 					 page_started, 0, nr_written);
-	} else if (!inode_can_compress(inode) ||
+	} else if (!inode_can_compress(BTRFS_I(inode)) ||
 		   !inode_need_compress(inode, start, end)) {
 		ret = cow_file_range(BTRFS_I(inode), locked_page, start, end,
 				      page_started, nr_written, 1);