btrfs: Remove redundant inode argument from btrfs_add_ordered_sum
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Message ID 20190410131611.18149-1-nborisov@suse.com
State New
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Series
  • btrfs: Remove redundant inode argument from btrfs_add_ordered_sum
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Commit Message

Nikolay Borisov April 10, 2019, 1:16 p.m. UTC
Ordered csums are keyed off of a btrfs_ordered_extent, which already
has a reference to the inode. This implies that an explicit inode
argument is redundant. So remove it.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
---
 fs/btrfs/file-item.c    | 4 ++--
 fs/btrfs/ordered-data.c | 5 ++---
 fs/btrfs/ordered-data.h | 3 +--
 fs/btrfs/relocation.c   | 2 +-
 4 files changed, 6 insertions(+), 8 deletions(-)

Comments

Johannes Thumshirn April 10, 2019, 2:30 p.m. UTC | #1
Looks good,
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
David Sterba April 11, 2019, 6:20 p.m. UTC | #2
On Wed, Apr 10, 2019 at 04:16:11PM +0300, Nikolay Borisov wrote:
> Ordered csums are keyed off of a btrfs_ordered_extent, which already
> has a reference to the inode. This implies that an explicit inode
> argument is redundant. So remove it.
> 
> Signed-off-by: Nikolay Borisov <nborisov@suse.com>

Added to misc-next, thanks.

Patch
diff mbox series

diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index 3038054bbd2b..7e2cd9c81eb1 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -464,7 +464,7 @@  blk_status_t btrfs_csum_one_bio(struct inode *inode, struct bio *bio,
 
 				sums->len = this_sum_bytes;
 				this_sum_bytes = 0;
-				btrfs_add_ordered_sum(inode, ordered, sums);
+				btrfs_add_ordered_sum(ordered, sums);
 				btrfs_put_ordered_extent(ordered);
 
 				bytes_left = bio->bi_iter.bi_size - total_bytes;
@@ -499,7 +499,7 @@  blk_status_t btrfs_csum_one_bio(struct inode *inode, struct bio *bio,
 
 	}
 	this_sum_bytes = 0;
-	btrfs_add_ordered_sum(inode, ordered, sums);
+	btrfs_add_ordered_sum(ordered, sums);
 	btrfs_put_ordered_extent(ordered);
 	return 0;
 }
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 6fde2b2741ef..4d9bb0dea9af 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -270,13 +270,12 @@  int btrfs_add_ordered_extent_compress(struct inode *inode, u64 file_offset,
  * when an ordered extent is finished.  If the list covers more than one
  * ordered extent, it is split across multiples.
  */
-void btrfs_add_ordered_sum(struct inode *inode,
-			   struct btrfs_ordered_extent *entry,
+void btrfs_add_ordered_sum(struct btrfs_ordered_extent *entry,
 			   struct btrfs_ordered_sum *sum)
 {
 	struct btrfs_ordered_inode_tree *tree;
 
-	tree = &BTRFS_I(inode)->ordered_tree;
+	tree = &BTRFS_I(entry->inode)->ordered_tree;
 	spin_lock_irq(&tree->lock);
 	list_add_tail(&sum->list, &entry->list);
 	spin_unlock_irq(&tree->lock);
diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h
index fb9a161f0215..4c5991c3de14 100644
--- a/fs/btrfs/ordered-data.h
+++ b/fs/btrfs/ordered-data.h
@@ -167,8 +167,7 @@  int btrfs_add_ordered_extent_dio(struct inode *inode, u64 file_offset,
 int btrfs_add_ordered_extent_compress(struct inode *inode, u64 file_offset,
 				      u64 start, u64 len, u64 disk_len,
 				      int type, int compress_type);
-void btrfs_add_ordered_sum(struct inode *inode,
-			   struct btrfs_ordered_extent *entry,
+void btrfs_add_ordered_sum(struct btrfs_ordered_extent *entry,
 			   struct btrfs_ordered_sum *sum);
 struct btrfs_ordered_extent *btrfs_lookup_ordered_extent(struct inode *inode,
 							 u64 file_offset);
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 25fc6a4f3ecf..2246aa2e30e3 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -4604,7 +4604,7 @@  int btrfs_reloc_clone_csums(struct inode *inode, u64 file_pos, u64 len)
 		new_bytenr = ordered->start + (sums->bytenr - disk_bytenr);
 		sums->bytenr = new_bytenr;
 
-		btrfs_add_ordered_sum(inode, ordered, sums);
+		btrfs_add_ordered_sum(ordered, sums);
 	}
 out:
 	btrfs_put_ordered_extent(ordered);