Re: [PATCH, RFC] block: use a separate plug list for blk-mq requests

2013-10-22 Thread Jens Axboe
On Tue, Oct 22 2013, Christoph Hellwig wrote: > On Tue, Oct 22, 2013 at 12:51:06PM +0200, Jens Axboe wrote: > > On Mon, Oct 21 2013, Christoph Hellwig wrote: > > > On Sun, Oct 06, 2013 at 12:15:08PM -0600, Jens Axboe wrote: > > > > Thanks, I'll take a look at this. The plugging was done mostly hack

Re: [PATCH, RFC] block: use a separate plug list for blk-mq requests

2013-10-22 Thread Christoph Hellwig
On Tue, Oct 22, 2013 at 12:51:06PM +0200, Jens Axboe wrote: > On Mon, Oct 21 2013, Christoph Hellwig wrote: > > On Sun, Oct 06, 2013 at 12:15:08PM -0600, Jens Axboe wrote: > > > Thanks, I'll take a look at this. The plugging was done mostly hacky > > > when implementing it, it was meant to be revis

Re: [PATCH, RFC] block: use a separate plug list for blk-mq requests

2013-10-22 Thread Jens Axboe
On Mon, Oct 21 2013, Christoph Hellwig wrote: > On Sun, Oct 06, 2013 at 12:15:08PM -0600, Jens Axboe wrote: > > Thanks, I'll take a look at this. The plugging was done mostly hacky > > when implementing it, it was meant to be revisited. So definitely room > > for improvement there. > > Did you man

Re: [PATCH, RFC] block: use a separate plug list for blk-mq requests

2013-10-21 Thread Christoph Hellwig
On Sun, Oct 06, 2013 at 12:15:08PM -0600, Jens Axboe wrote: > Thanks, I'll take a look at this. The plugging was done mostly hacky > when implementing it, it was meant to be revisited. So definitely room > for improvement there. Did you manage to take a look? -- To unsubscribe from this list: sen

Re: [PATCH, RFC] block: use a separate plug list for blk-mq requests

2013-10-06 Thread Jens Axboe
On Sun, Oct 06 2013, Christoph Hellwig wrote: > blk_flush_plug_list became a bit of a mess with the introduction of blk-mq, > so I started looking into separating the blk-mq handling from it. Turns > out that by doing this we can streamline the blk-mq submission path a lot. > > If we branch out t

[PATCH, RFC] block: use a separate plug list for blk-mq requests

2013-10-06 Thread Christoph Hellwig
blk_flush_plug_list became a bit of a mess with the introduction of blk-mq, so I started looking into separating the blk-mq handling from it. Turns out that by doing this we can streamline the blk-mq submission path a lot. If we branch out to a blk-mq specific code path early we can do the list s