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btrfs: Implement find_first_clear_extent_bit
authorNikolay Borisov <nborisov@suse.com>
Wed, 27 Mar 2019 12:24:17 +0000 (14:24 +0200)
committerDavid Sterba <dsterba@suse.com>
Mon, 29 Apr 2019 17:02:38 +0000 (19:02 +0200)
commit20246147d517e5b83caaf684a1e9094a78eeeb1a
tree6b0edd5cf7e333b87bbc69921425fbc25f540e0etree | snapshot
parentb91058182ee3fc868fb7c204cb2fbbd2e6d4f8a9commit | diff
btrfs: Implement find_first_clear_extent_bit

This function is very similar to find_first_extent_bit except that it
locates the first contiguous span of space which does not have bits set.
It's intended use is in the freespace trimming code.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/extent_io.c diff | blob | history
fs/btrfs/extent_io.h diff | blob | history
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