tree f7bdc2484513f6ffd174b1385bb216dcf97d2c78
parent d85532ed284e63b5c56eaf2418f262822af60be4
author Alan D. Brunelle <Alan.Brunelle@hp.com> 1194463616 -0500
committer Jens Axboe <jens.axboe@oracle.com> 1194612092 +0100

Add UNPLUG traces to all appropriate places

Added blk_unplug interface, allowing all invocations of unplugs to result
in a generated blktrace UNPLUG.

Signed-off-by: Alan D. Brunelle <Alan.Brunelle@hp.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>