Re: [PATCH 7/9] bfq-iosched: update shallow depth to smallest one used

2018-05-10 Thread Omar Sandoval
On Thu, May 10, 2018 at 10:24:25AM -0600, Jens Axboe wrote: > If our shallow depth is smaller than the wake batching of sbitmap, > we can introduce hangs. Ensure that sbitmap knows how low we'll go. > > Acked-by: Paolo Valente Reviewed-by: Omar Sandoval > Signed-off-by: Jens Axboe > --- > bl

[PATCH 7/9] bfq-iosched: update shallow depth to smallest one used

2018-05-10 Thread Jens Axboe
If our shallow depth is smaller than the wake batching of sbitmap, we can introduce hangs. Ensure that sbitmap knows how low we'll go. Acked-by: Paolo Valente Signed-off-by: Jens Axboe --- block/bfq-iosched.c | 17 ++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a