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 > supported Xen platform. You sho

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 them from turning so

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 within the expert camp for > > > wa

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 whatever pieces you find >> yours

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 pac

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 or

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 > instead

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 select >> a feature, bu

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 change for huge s

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 t

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 d

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 are willing to pick up the p

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 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 the scheduler list. The second,