btrfs: add async discard implementation overview

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Give a brief overview for how async discard is implemented.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Dennis Zhou <dennis@kernel.org>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Dennis Zhou 2020-01-02 16:26:42 -05:00 • committed by David Sterba

parent 9ddf648f9c

commit dbc2a8c927

1 changed files with 39 additions and 0 deletions

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fs/btrfs/discard.c

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