Subject: [Fwd: Re: hda: lost interrupt starting with 2.6.8]

From: Benjamin Herrenschmidt <[email-masked]>
Date: Sun, 13 Mar 2005 18:49:56 +1100

-------- Forwarded Message --------
From: Vince Weaver <[email-masked]>
To: Benjamin Herrenschmidt <[email-masked]>
Cc: [email-masked] <[email-masked]>
Subject: Re: hda: lost interrupt starting with 2.6.8
Date: Sun, 13 Mar 2005 02:46:37 -0500 (EST)
> Can you tell me what is the value of CONFIG_NR_CPUS in your .config,
> also, is this file including include/linux/threads.h before
> include/linux/cpumask.h, and finally, send me privately the resulting
> binary vmlinux.

There is no CONFIG_NR_CPUS in my .config.  Is that a problem?  My tree is 
a 2.6.4 tree that was patched incrementally, with "make oldconfig" run at 
each release.

With the following patch I've managed to get 2.6.11 to boot on my 
iBook2...  do you still want a copy of a broken vmlinux?

Vince

--- linux/arch/ppc/syslib/open_pic.c.2.6.11	2005-03-13 01:57:00.000000000 -0500
+++ linux/arch/ppc/syslib/open_pic.c	2005-03-13 01:58:17.000000000 -0500
@@ -313,6 +313,7 @@
  	u_int t, i;
  	u_int timerfreq;
  	const char *version;
+	cpumask_t cpu0=CPU_MASK_CPU0;

  	if (!OpenPIC_Addr) {
  		printk("No OpenPIC found !\n");
@@ -405,7 +406,7 @@
  		openpic_initirq(i, 8, i+offset, (sense & IRQ_POLARITY_MASK),
  				(sense & IRQ_SENSE_MASK));
  		/* Processor 0 */
-		openpic_mapirq(i, CPU_MASK_CPU0, CPU_MASK_NONE);
+		openpic_mapirq(i, cpu0, CPU_MASK_NONE);
  	}

  	/* Init descriptors */
-- 
Benjamin Herrenschmidt <[email-masked]>