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btrfs: opencode extent_buffer_get

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The helper is trivial and we can understand what the atomic_inc on
something named refs does.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
2019-10-08 13:28:47 +02:00
parent f7bddf1e27
commit 67439dadb0
7 changed files with 14 additions and 19 deletions
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2
fs/btrfs/disk-io.c
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@@ -610,7 +610,7 @@ static int btree_readpage_end_io_hook(struct btrfs_io_bio *io_bio,
/* the pending IO might have been the only thing that kept this buffer
* in memory. Make sure we have a ref for all this other checks
*/
extent_buffer_get(eb);
atomic_inc(&eb->refs);
reads_done = atomic_dec_and_test(&eb->io_pages);
if (!reads_done)