Messages in this thread Patch in this message | | | From | Hans Lambrechts <> | Subject | Re: 2.4.21pre3 smp_affinity, very strange | Date | Mon, 20 Jan 2003 17:41:02 +0100 |
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Thanks Manfred and Arjan for responding, and for the solution :-)
My box works now as before.
pc:~ # cat /proc/interrupts CPU0 CPU1 0: 5894 5418 IO-APIC-edge timer 1: 57 40 IO-APIC-edge keyboard 2: 0 0 XT-PIC cascade 8: 0 2 IO-APIC-edge rtc 9: 0 0 IO-APIC-edge acpi 12: 283 223 IO-APIC-edge PS/2 Mouse 14: 4 3 IO-APIC-edge ide0 16: 4044 3976 IO-APIC-level aic7xxx 18: 50 42 IO-APIC-level eth0 NMI: 11227 11227 LOC: 11204 11203 ERR: 0 MIS: 0
Patch attached at the bottom of the page. If any comments, please cc me.
On Sunday 19 January 2003 19:54, you wrote: > > 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 = (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
--- linux/include/asm-i386/smpboot.h 2003-01-20 16:45:13.000000000 +0100 +++ linux/include/asm-i386/smpboot.h.orig 2003-01-20 16:44:05.000000000 +0100 @@ -116,6 +116,6 @@ return cpu_online_map; } #else -#define target_cpus() (0xFFFFFFFF) +#define target_cpus() (0x01) #endif #endif - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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