tree c6f567b7ffea6dc4abf66cd49e2f94d7a9a49410
parent 9c1051aacde828073dbbab5e8e59c0fc802efa9a
author Omar Sandoval <osandov@fb.com> 1493907880 -0600
committer Jens Axboe <axboe@fb.com> 1493907880 -0600

blk-mq-debugfs: allow schedulers to register debugfs attributes

This provides the infrastructure for schedulers to expose their internal
state through debugfs. We add a list of queue attributes and a list of
hctx attributes to struct elevator_type and wire them up when switching
schedulers.

Signed-off-by: Omar Sandoval <osandov@fb.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>

Add missing seq_file.h header in blk-mq-debugfs.h

Signed-off-by: Jens Axboe <axboe@fb.com>