Re: [patch 2/6 -rt] powerpc 2.6.20-rt8: to convert spinlocks to rawones.

From: Sergei Shtylyov
Date: Wed Mar 07 2007 - 09:39:04 EST


Hello.

Tsutomu OWA 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... :-/

WBR, Sergei
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