Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-08 Thread Hannes Reinecke
On 09/01/2016 11:06 PM, Eric Wheeler wrote: > On Wed, 31 Aug 2016, Mark Brown wrote: > [...] >> I personally feel that given that it looks like this is all going to >> take a while it'd still be good to merge BFQ at least as an alternative >> scheduler so that people can take advantage of it while

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-08 Thread Hannes Reinecke
On 09/01/2016 11:06 PM, Eric Wheeler wrote: > On Wed, 31 Aug 2016, Mark Brown wrote: > [...] >> I personally feel that given that it looks like this is all going to >> take a while it'd still be good to merge BFQ at least as an alternative >> scheduler so that people can take advantage of it while

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-08 Thread Linus Walleij
On Mon, Sep 5, 2016 at 5:56 PM, Bartlomiej Zolnierkiewicz wrote: > I did this (switched MMC to blk-mq) some time ago. Patches are > extremely ugly and hacky (basically the whole MMC block layer > glue code needs to be re-done) so I'm rather reluctant to > sharing them

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-08 Thread Linus Walleij
On Mon, Sep 5, 2016 at 5:56 PM, Bartlomiej Zolnierkiewicz wrote: > I did this (switched MMC to blk-mq) some time ago. Patches are > extremely ugly and hacky (basically the whole MMC block layer > glue code needs to be re-done) so I'm rather reluctant to > sharing them yet (to be honest I would

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-05 Thread Paolo Valente
Il giorno 05/set/2016, alle ore 17:56, Bartlomiej Zolnierkiewicz ha scritto: > > Hi, > > On Thursday, September 01, 2016 10:39:46 AM Linus Walleij wrote: >> On Thu, Sep 1, 2016 at 12:09 AM, Mark Brown wrote: >> >>> - Do some benchmarks on the

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-05 Thread Paolo Valente
Il giorno 05/set/2016, alle ore 17:56, Bartlomiej Zolnierkiewicz ha scritto: > > Hi, > > On Thursday, September 01, 2016 10:39:46 AM Linus Walleij wrote: >> On Thu, Sep 1, 2016 at 12:09 AM, Mark Brown wrote: >> >>> - Do some benchmarks on the current status of the various branches on >>>

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-05 Thread Bartlomiej Zolnierkiewicz
Hi, On Thursday, September 01, 2016 10:39:46 AM Linus Walleij wrote: > On Thu, Sep 1, 2016 at 12:09 AM, Mark Brown wrote: > > > - Do some benchmarks on the current status of the various branches on > >relevant hardware (including trying to convert some of these slower

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-05 Thread Bartlomiej Zolnierkiewicz
Hi, On Thursday, September 01, 2016 10:39:46 AM Linus Walleij wrote: > On Thu, Sep 1, 2016 at 12:09 AM, Mark Brown wrote: > > > - Do some benchmarks on the current status of the various branches on > >relevant hardware (including trying to convert some of these slower > >devices to

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-01 Thread Eric Wheeler
On Wed, 31 Aug 2016, Mark Brown wrote: [...] > I personally feel that given that it looks like this is all going to > take a while it'd still be good to merge BFQ at least as an alternative > scheduler so that people can take advantage of it while the work on > modernising everything to use blk-mq

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-01 Thread Eric Wheeler
On Wed, 31 Aug 2016, Mark Brown wrote: [...] > I personally feel that given that it looks like this is all going to > take a while it'd still be good to merge BFQ at least as an alternative > scheduler so that people can take advantage of it while the work on > modernising everything to use blk-mq

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-01 Thread Linus Walleij
On Thu, Sep 1, 2016 at 12:09 AM, Mark Brown wrote: > - Do some benchmarks on the current status of the various branches on >relevant hardware (including trying to convert some of these slower >devices to blk-mq and seeing what happens). Linus has been working >

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-09-01 Thread Linus Walleij
On Thu, Sep 1, 2016 at 12:09 AM, Mark Brown wrote: > - Do some benchmarks on the current status of the various branches on >relevant hardware (including trying to convert some of these slower >devices to blk-mq and seeing what happens). Linus has been working >on this already in

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-08-31 Thread Mark Brown
On Mon, Aug 08, 2016 at 06:19:54AM -0700, Christoph Hellwig wrote: > please don't spend more time on the legacy request interface. If you > want your work included and make an impact add it to blk-mq. So, an update on this: off-list Tejun said that he'd spoken with Jens and agreed that nothing

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-08-31 Thread Mark Brown
On Mon, Aug 08, 2016 at 06:19:54AM -0700, Christoph Hellwig wrote: > please don't spend more time on the legacy request interface. If you > want your work included and make an impact add it to blk-mq. So, an update on this: off-list Tejun said that he'd spoken with Jens and agreed that nothing

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-08-08 Thread Paolo
Il 08/08/2016 15:19, Christoph Hellwig ha scritto: Again, please don't spend more time on the legacy request interface. If you want your work included and make an impact add it to blk-mq. Working on that front too (and about to send a RFD in this respect). Thanks, Paolo

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-08-08 Thread Paolo
Il 08/08/2016 15:19, Christoph Hellwig ha scritto: Again, please don't spend more time on the legacy request interface. If you want your work included and make an impact add it to blk-mq. Working on that front too (and about to send a RFD in this respect). Thanks, Paolo

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-08-08 Thread Christoph Hellwig
Again, please don't spend more time on the legacy request interface. If you want your work included and make an impact add it to blk-mq.

Re: [PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-08-08 Thread Christoph Hellwig
Again, please don't spend more time on the legacy request interface. If you want your work included and make an impact add it to blk-mq.

[PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-08-08 Thread Paolo Valente
[This patchset, based against v4.8-rc1, replaces my last-submitted series, wrongly tagged as V8] Hi, this new version of the patchset contains the improvements and bug fixes recommended by Tejun [7], plus new features of BFQ-v8r2. Details about old and new features in patch descriptions. For your

[PATCH V2 00/22] Replace the CFQ I/O Scheduler with BFQ

2016-08-08 Thread Paolo Valente
[This patchset, based against v4.8-rc1, replaces my last-submitted series, wrongly tagged as V8] Hi, this new version of the patchset contains the improvements and bug fixes recommended by Tejun [7], plus new features of BFQ-v8r2. Details about old and new features in patch descriptions. For your