On Tue 01-11-16 15:08:48, Jens Axboe wrote:
> For blk-mq, ->nr_requests does track queue depth, at least at init
> time. But for the older queue paths, it's simply a soft setting.
> On top of that, it's generally larger than the hardware setting
> on purpose, to allow backup of requests for
On Wed, Nov 02, 2016 at 09:02:08AM -0600, Jens Axboe wrote:
> On 11/02/2016 08:59 AM, Christoph Hellwig wrote:
> > On Tue, Nov 01, 2016 at 03:08:48PM -0600, Jens Axboe wrote:
> > > For blk-mq, ->nr_requests does track queue depth, at least at init
> > > time. But for the older queue paths, it's
On Tue, Nov 01, 2016 at 03:08:48PM -0600, Jens Axboe wrote:
> For blk-mq, ->nr_requests does track queue depth, at least at init
> time. But for the older queue paths, it's simply a soft setting.
> On top of that, it's generally larger than the hardware setting
> on purpose, to allow backup of
On 11/02/2016 08:59 AM, Christoph Hellwig wrote:
On Tue, Nov 01, 2016 at 03:08:48PM -0600, Jens Axboe wrote:
For blk-mq, ->nr_requests does track queue depth, at least at init
time. But for the older queue paths, it's simply a soft setting.
On top of that, it's generally larger than the
For blk-mq, ->nr_requests does track queue depth, at least at init
time. But for the older queue paths, it's simply a soft setting.
On top of that, it's generally larger than the hardware setting
on purpose, to allow backup of requests for merging.
Fill a hole in struct request with a
For blk-mq, ->nr_requests does track queue depth, at least at init
time. But for the older queue paths, it's simply a soft setting.
On top of that, it's generally larger than the hardware setting
on purpose, to allow backup of requests for merging.
Fill a hole in struct request with a