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Subject: Re: 2.4.21pre3 smp_affinity, very strange
From: Arjan van de Ven <arjanv@redhat.com>
Reply-To: arjanv@redhat.com
To: Hans Lambrechts <hans.lambrechts@skynet.be>
Cc: linux-kernel@vger.kernel.org
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> Did the APIC or mpparse changes cause this?
+#ifdef CONFIG_X86_CLUSTERED_APIC
+static inline int target_cpus(void)
+{
+       static int cpu;
+       switch(clustered_apic_mode){
+               case CLUSTERED_APIC_NUMAQ:
+                       /* Broadcast intrs to local quad only. */
+                       return APIC_BROADCAST_ID_APIC;
+               case CLUSTERED_APIC_XAPIC:
+                       /*round robin the interrupts*/
+                       cpu =3D (cpu+1)%smp_num_cpus;
+                       return cpu_to_physical_apicid(cpu);
+               default:
+       }
+       return cpu_online_map;
+}
+#else
+#define target_cpus() (0x01)
+#endif
(2.4.21-pre3)
that's wrong.....  0x01 -> 0xFF and it should be fixed
=20

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