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authorJens Axboe <[email protected]>2007-09-27 11:01:25 +0000
committerJens Axboe <[email protected]>2007-10-16 09:03:56 +0000
commitbf2de6f5a4faf0197268f18d08969b003b87b6e8 (patch)
tree16830a15a7effea352445a7aba5dbb433314d3eb /scripts/mod/empty.c
parentblock: factor our bio_check_eod() (diff)
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block: Initial support for data-less (or empty) barrier support
This implements functionality to pass down or insert a barrier in a queue, without having data attached to it. The ->prepare_flush_fn() infrastructure from data barriers are reused to provide this functionality. Signed-off-by: Jens Axboe <[email protected]>
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