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linux/mm/bounce.c
Jens Axboe bf2de6f5a4 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 <jens.axboe@oracle.com>
2007-10-16 11:03:56 +02:00

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