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btrfs: drop extent_io_ops::merge_bio_hook callback

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The data and metadata callback implementation both use the same
function. We can remove the call indirection completely.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
2018-07-18 19:28:09 +02:00
parent 05912a3c04
commit 00032d38ea
5 changed files with 7 additions and 17 deletions
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5
fs/btrfs/inode.c
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@@ -1898,8 +1898,8 @@ static void btrfs_clear_bit_hook(void *private_data,
}
/*
* extent_io.c merge_bio_hook, this must check the chunk tree to make sure
* we don't create bios that span stripes or chunks
* Merge bio hook, this must check the chunk tree to make sure we don't create
* bios that span stripes or chunks
*
* return 1 if page cannot be merged to bio
* return 0 if page can be merged to bio
@@ -10545,7 +10545,6 @@ static const struct extent_io_ops btrfs_extent_io_ops = {
/* mandatory callbacks */
.submit_bio_hook = btrfs_submit_bio_hook,
.readpage_end_io_hook = btrfs_readpage_end_io_hook,
.merge_bio_hook = btrfs_merge_bio_hook,
.readpage_io_failed_hook = btrfs_readpage_io_failed_hook,
.set_range_writeback = btrfs_set_range_writeback,