linux-kernel - Re: [patch 2/6 -rt] powerpc 2.6.20-rt8: to convert spinlocks to raw ones.

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Message-ID: <45EECE5C.6030100@ru.mvista.com>
Date:	Wed, 07 Mar 2007 17:38:20 +0300
From:	Sergei Shtylyov <sshtylyov@...mvista.com>
To:	Tsutomu OWA <tsutomu.owa@...hiba.co.jp>
Cc:	mingo@...e.hu, linuxppc-dev@...abs.org,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 2/6 -rt] powerpc 2.6.20-rt8: to convert spinlocks to raw
 ones.

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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