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authorJens Axboe <axboe@fb.com>2016-11-28 09:22:47 -0700
committerJens Axboe <axboe@fb.com>2016-11-28 10:27:03 -0700
commit80e091d10e8bf7b801d634ea8870b9e907314424 (patch)
tree05d99a001b158de7e3f6f9eb119f28bb226b8bc2 /block/cfq-iosched.c
parentfeffa5cc7b47f38210d4997ceb3fe30881d6c337 (diff)
downloadlinux-0-day-80e091d10e8bf7b801d634ea8870b9e907314424.tar.gz
blk-wbt: allow reset of default latency through sysfs
Allow a write of '-1' to reset the default latency target for a given device. This removes knowledge of the different default settings for rotational vs non-rotational from user space. Signed-off-by: Jens Axboe <axboe@fb.com>
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