Messages in this thread | | | Date | Sun, 4 May 2008 10:39:19 +0530 | From | Dhaval Giani <> | Subject | Re: [RFC][PATCH] sched_clock_cpu() |
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On Sat, May 03, 2008 at 09:26:07PM -0700, David Miller wrote: > From: Ingo Molnar <mingo@elte.hu> > Date: Sat, 3 May 2008 19:01:30 +0200 > > > > > * Peter Zijlstra <a.p.zijlstra@chello.nl> wrote: > > > > > it _DOESN'T_ boot ;-/ and I seem to have caught a flu that makes my > > > whole body hurt like hell, so I'm not getting anything done. > > > > i think i see where your boot problem comes from: > > > > > +struct sched_clock_data { > > > + spinlock_t lock; > > > > that wont work very well when sched_clock() is called from within > > CONFIG_LOCK_STAT instrumentation. Does the patch below solve the boot > > problems for you? > > Also, no platform can set HAVE_STABLE_CLOCK until we instantiate it in > a Kconfig somewhere. I've choosen to do it in kernel/Kconfig.hz and > here are the sparc/sparc64 bits as well, I've booted this up with > Peter's patch on my 64-cpu niagara2 box and done some basic testing. > > It would be nice if a powerpc person could test the trivial > powerpc Kconfig patch. >
On it. Let me get hold of a powerpc box here, and try it out. -- regards, Dhaval
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