btrfs: add new helper btrfs_lock_and_flush_ordered_range

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There is a certain idiom used in multiple places in btrfs' codebase,
dealing with flushing an ordered range. Factor this in a separate
function that can be reused. Future patches will replace the existing
code with that function.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Nikolay Borisov 2019-05-07 10:19:22 +03:00 • committed by David Sterba

parent 1200b51f57

commit ffa87214c1

2 changed files with 37 additions and 0 deletions

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33

fs/btrfs/ordered-data.c

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4

fs/btrfs/ordered-data.h

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