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x86: fix wakeup_cpu with numaq/es7000 v2 - call ->update_genapic()

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Impact: fix boot crash on 32-bit

Hiroshi Shimamoto reported a boot failure on 32-bit x86.

The setting of x86_quirks.wakeup_cpu is missing (when
not passing in an explicit apic= boot parameter).

Reported-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yinghai Lu 2008-11-19 20:50:53 -08:00 committed by Ingo Molnar
parent b5fe363b7d
commit 87f7606591
1 changed files with 11 additions and 1 deletions
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12
arch/x86/mach-generic/probe.c
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@ -76,12 +76,15 @@ void __init generic_bigsmp_probe(void)
* - we find more than 8 CPUs in acpi LAPIC listing with xAPIC support
*/
if (!cmdline_apic && genapic == &apic_default)
if (!cmdline_apic && genapic == &apic_default) {
if (apic_bigsmp.probe()) {
genapic = &apic_bigsmp;
if (x86_quirks->update_genapic)
x86_quirks->update_genapic();
printk(KERN_INFO "Overriding APIC driver with %s\n",
genapic->name);
}
}
#endif
}
@ -98,6 +101,9 @@ void __init generic_apic_probe(void)
/* Not visible without early console */
if (!apic_probe[i])
panic("Didn't find an APIC driver");
if (x86_quirks->update_genapic)
x86_quirks->update_genapic();
}
printk(KERN_INFO "Using APIC driver %s\n", genapic->name);
}
@ -112,6 +118,8 @@ int __init mps_oem_check(struct mp_config_table *mpc, char *oem,
if (apic_probe[i]->mps_oem_check(mpc, oem, productid)) {
if (!cmdline_apic) {
genapic = apic_probe[i];
if (x86_quirks->update_genapic)
x86_quirks->update_genapic();
printk(KERN_INFO "Switched to APIC driver `%s'.\n",
genapic->name);
}
@ -128,6 +136,8 @@ int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
if (apic_probe[i]->acpi_madt_oem_check(oem_id, oem_table_id)) {
if (!cmdline_apic) {
genapic = apic_probe[i];
if (x86_quirks->update_genapic)
x86_quirks->update_genapic();
printk(KERN_INFO "Switched to APIC driver `%s'.\n",
genapic->name);
}