system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-09-21 19:47:35 +00:00
Code Issues Packages Projects Releases Wiki Activity

btrfs: use min() to replace open-code in btrfs_invalidatepage()

Browse source 
In btrfs_invalidatepage() we introduce a temporary variable, new_len, to
update ordered->truncated_len.  But we can use min() to replace it
completely and no need for the variable.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2021-03-25 15:14:34 +08:00 committed by David Sterba
parent fc57ad8d33
commit ac5804eb85
1 changed files with 2 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
fs/btrfs/inode.c
View file

@ -8414,15 +8414,13 @@ static void btrfs_invalidatepage(struct page *page, unsigned int offset,
*/
if (TestClearPagePrivate2(page)) {
struct btrfs_ordered_inode_tree *tree;
u64 new_len;
tree = &inode->ordered_tree;
spin_lock_irq(&tree->lock);
set_bit(BTRFS_ORDERED_TRUNCATED, &ordered->flags);
new_len = start - ordered->file_offset;
if (new_len < ordered->truncated_len)
ordered->truncated_len = new_len;
ordered->truncated_len = min(ordered->truncated_len,
start - ordered->file_offset);
spin_unlock_irq(&tree->lock);
if (btrfs_dec_test_ordered_pending(inode, &ordered,