Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2016-01-07 Thread Ian Campbell
On Thu, 2016-01-07 at 07:37 -0700, Jan Beulich wrote: > > > > On 07.01.16 at 15:01, wrote: > > > Ian Campbell writes: > > > > > I don't see this as contrary to your stated goals (e.g. ripping out all > > > the > > > other schedulers), but I consider you to be

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2016-01-07 Thread Jan Beulich
>>> On 07.01.16 at 15:01, wrote: > Ian Campbell writes: > >> I don't see this as contrary to your stated goals (e.g. ripping out all the >> other schedulers), but I consider you to be within the expert camp for >> wanting to do so (and having the chops to handle

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2016-01-07 Thread Jan Beulich
>>> On 07.01.16 at 16:18, wrote: > On 1/7/16 9:00 AM, Ian Campbell wrote: >> If we invert the sense then we could call it e.g. CONFIG_STANDARD_PLATFORM >> and default it to y, I expect it will be easier to discourage people from >> turning such an option off than to discourage

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2016-01-07 Thread Jan Beulich
>>> On 07.01.16 at 16:30, wrote: > Some proposed text for discussion: > > config STANDARD_PLATFORM > bool "Standard/Supported Platform" > default y > help > This option enables everything which is part of the standard and >

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2016-01-06 Thread Ian Campbell
On Fri, 2015-12-18 at 11:56 -0600, Doug Goldstein wrote: > In the end I really see the primary people that build Xen on their own > as project maintainers (XenServer, Qubes, OpenXT) or distro maintainers > (Ubuntu, Debian, Gentoo, Yocto) or "expert" users. Most people will use > Xen as it comes

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Jan Beulich
>>> On 17.12.15 at 21:59, wrote: > Add machinery to allow the schedulers to be individually selectable > through the Kconfig interface. The first patch in the series sets up > the Kconfig options for the schedulers and places the appropriate CONFIG_ > options around

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Ian Campbell
On Thu, 2015-12-17 at 14:59 -0600, Jonathan Creekmore wrote: > Add machinery to allow the schedulers to be individually selectable > through the Kconfig interface. So I don't want to pick on this series or schedulers specifically here, but instead discuss the general premise of configurability of

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Jan Beulich
>>> On 18.12.15 at 11:45, wrote: > How would people feel about a CONFIG_STANDARD_FEATURESET[0] with the > majority of tweakables depending on !STANDARD_FEATURESET? It would default > Y with a help text which dissuades normal users from touching it ("Say Y, > unless you

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Juergen Gross
On 18/12/15 11:45, Ian Campbell wrote: > On Thu, 2015-12-17 at 14:59 -0600, Jonathan Creekmore wrote: >> Add machinery to allow the schedulers to be individually selectable >> through the Kconfig interface. > > So I don't want to pick on this series or schedulers specifically here, but > instead

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Jan Beulich
>>> On 18.12.15 at 12:08, wrote: > What I'd really like to see in the config options are things like: > > CONFIG_BIGMEM (instead of doing it via environment variable), > NR_CPUS, and possibly some other numerical bounds which won't select > a feature, but might be interesting to

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Ian Campbell
On Fri, 2015-12-18 at 12:08 +0100, Juergen Gross wrote: > On 18/12/15 11:45, Ian Campbell wrote: > > On Thu, 2015-12-17 at 14:59 -0600, Jonathan Creekmore wrote: > > > Add machinery to allow the schedulers to be individually selectable > > > through the Kconfig interface. > > > > So I don't want

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Juergen Gross
On 18/12/15 12:30, Jan Beulich wrote: On 18.12.15 at 12:08, wrote: >> What I'd really like to see in the config options are things like: >> >> CONFIG_BIGMEM (instead of doing it via environment variable), >> NR_CPUS, and possibly some other numerical bounds which won't

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Doug Goldstein
On 12/18/15 4:45 AM, Ian Campbell wrote: > On Thu, 2015-12-17 at 14:59 -0600, Jonathan Creekmore wrote: >> Add machinery to allow the schedulers to be individually selectable >> through the Kconfig interface. > > So I don't want to pick on this series or schedulers specifically here, but >

Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-18 Thread Andrew Cooper
On 18/12/15 17:56, Doug Goldstein wrote: > On 12/18/15 4:45 AM, Ian Campbell wrote: >> On Thu, 2015-12-17 at 14:59 -0600, Jonathan Creekmore wrote: >>> Add machinery to allow the schedulers to be individually selectable >>> through the Kconfig interface. >> So I don't want to pick on this series

[Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

2015-12-17 Thread Jonathan Creekmore
Add machinery to allow the schedulers to be individually selectable through the Kconfig interface. The first patch in the series sets up the Kconfig options for the schedulers and places the appropriate CONFIG_ options around the scheduler list. The second, third, and fourth patches rework the