Messages in this thread | | | Date | Wed, 07 Mar 2007 17:54:45 +0300 | From | Sergei Shtylyov <> | Subject | Re: [patch 2/6 -rt] powerpc 2.6.20-rt8: to convert spinlocks to raw ones. |
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Hello.
Benjamin Herrenschmidt wrote:
>>>--- linux-rt8/arch/powerpc/kernel/irq.c 2007-02-20 14:30:38.000000000 +0900 >>>+++ rt/arch/powerpc/kernel/irq.c 2007-03-05 18:54:34.000000000 +0900 >>>@@ -392,7 +392,7 @@ EXPORT_SYMBOL(do_softirq); >>> #ifdef CONFIG_PPC_MERGE >>> >>> static LIST_HEAD(irq_hosts); >>>-static spinlock_t irq_big_lock = SPIN_LOCK_UNLOCKED; >>>+static DEFINE_RAW_SPINLOCK(irq_big_lock); >>> static DEFINE_PER_CPU(unsigned int, irq_radix_reader); >>> static unsigned int irq_radix_writer; >>> struct irq_map_entry irq_map[NR_IRQS];
>> I've already sent a patch fixing this one (along with many others) a month >>ago:
>>http://ozlabs.org/pipermail/linuxppc-dev/2007-February/031164.html
>> I wonder iof it was ever considered... :-/
> It was but not for 2.6.21 timeframe due to people lack of time/bandwidth > among others :-)
I was asking Ingo, basically. :-)
> I intend to try to spend some time before the 2.6.22 merge window to > gather those -rt related patches that can be merged already and push > them to powerpc.git.
> (Note to mingo: that means that we might end up with patches both in > your tree and being push via powerpc, I hope that's not too much of a > problem).
Well, this is happening every -rc1 now -- part of -rt getting merged to mainline.
> I can't promise I'll have time to do much, but I'd like to do it, so > find me on irc every now and then to "poke" if you don't see anything > happening...
My purpose was only to get this into -rt patch for now.
> Cheers, > Ben.
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