Re: [tip:sched/core] sched/core: Add debugging code to catch missing update_rq_clock() calls

2017-02-02 Thread Matt Fleming
is? It seems to cure things in my (very) > limited testing. I haven't tested it but this looks like the correct fix to me. Reviewed-by: Matt Fleming

Re: [tip:sched/core] sched/core: Add debugging code to catch missing update_rq_clock() calls

2017-01-30 Thread Matt Fleming
On Tue, 31 Jan, at 08:24:53AM, Michael Ellerman wrote: > > I'm hitting this on multiple powerpc systems: > > [ 38.339126] rq->clock_update_flags < RQCF_ACT_SKIP > [ 38.339134] [ cut here ] > [ 38.339142] WARNING: CPU: 2 PID: 1 at kernel/sched/sched.h:804 > detach_ta

[PATCH 26/40] powerpc: Use set_current_blocked() and block_sigmask()

2012-02-14 Thread Matt Fleming
From: Matt Fleming As described in e6fa16ab ("signal: sigprocmask() should do retarget_shared_pending()") the modification of current->blocked is incorrect as we need to check whether the signal we're about to block is pending in the shared queue. Also, use the new helper func

Running out of SDHCI quirk space (Re: [PATCH 1/3 v2] sdhci: Add auto CMD12 support for eSDHC driver)

2010-08-12 Thread Matt Fleming
On Tue, Aug 03, 2010 at 04:43:46PM -0700, Andrew Morton wrote: > On Tue, 3 Aug 2010 11:11:10 +0800 > Roy Zang wrote: > > > --- a/drivers/mmc/host/sdhci.h > > +++ b/drivers/mmc/host/sdhci.h > > @@ -240,6 +240,8 @@ struct sdhci_host { > > #define SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN (1<<25)

Re: [PATCH 0/8] sdhci: Move real work out of an atomic context

2010-07-15 Thread Matt Fleming
On Wed, 14 Jul 2010 17:07:28 +0400, Anton Vorontsov wrote: > Hi all, > > Currently the sdhci driver does everything in the atomic context. > And what is worse, PIO transfers are made from the IRQ handler. > > This causes huge latencies (up to 120 ms). On some P2020 SOCs, > DMA and card detectio

Re: [PATCH 1/3] sh: dynamic ftrace support.

2008-11-21 Thread Matt Fleming
On Fri, Nov 21, 2008 at 04:44:29PM +0900, Paul Mundt wrote: > On Thu, Nov 20, 2008 at 03:34:16PM -0500, Steven Rostedt wrote: > > +} elsif ($arch eq "sh") { > > +$section_regex = "Disassembly of section\\s+(\\S+):"; > > +$function_regex = "^([0-9a-fA-F]+)\\s+<(.*?)>:"; > > +$mcount_rege