btrfs: add comments to barriers before waitqueue_active

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Reduce number of undocumented barriers out there.

Signed-off-by: David Sterba <dsterba@suse.com>

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David Sterba 2015-02-16 19:36:47 +01:00

parent 33a9eca7e4

commit a83342aa0c

5 changed files with 16 additions and 2 deletions

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3

fs/btrfs/compression.c

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3

fs/btrfs/extent-tree.c

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3

fs/btrfs/locking.c

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6

fs/btrfs/ordered-data.c

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3

fs/btrfs/transaction.c

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