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authorDaniel J Blueman <daniel@numascale.com>2015-12-31 02:06:47 +0800
committerThomas Gleixner <tglx@linutronix.de>2015-12-30 19:19:03 +0100
commitdd7a5ab495019d424c2b0747892eb2e38a052ba5 (patch)
treea850e188e869f7e7465afc4a1e4533d622a45fac /arch
parent30bfa7b3488bfb1bb75c9f50a5fcac1832970c60 (diff)
x86/numachip: Fix NumaConnect2 MMCFG PCI access
The MMCFG PCI accessors weren't being setup for NumacConnect2 correctly due to over-early assignment; this would create the potential for the wrong PCI domain to be accessed. Fix this by using the correct arch-specific PCI init function. Signed-off-by: Daniel J Blueman <daniel@numascale.com> Acked-by: Steffen Persvold <sp@numascale.com> Cc: Daniel Lezcano <daniel.lezcano@linaro.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Link: http://lkml.kernel.org/r/1451498807-15920-1-git-send-email-daniel@numascale.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/apic/apic_numachip.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/x86/kernel/apic/apic_numachip.c b/arch/x86/kernel/apic/apic_numachip.c
index 38dd5efdd04c..2bd2292a316d 100644
--- a/arch/x86/kernel/apic/apic_numachip.c
+++ b/arch/x86/kernel/apic/apic_numachip.c
@@ -193,20 +193,17 @@ static int __init numachip_system_init(void)
case 1:
init_extra_mapping_uc(NUMACHIP_LCSR_BASE, NUMACHIP_LCSR_SIZE);
numachip_apic_icr_write = numachip1_apic_icr_write;
- x86_init.pci.arch_init = pci_numachip_init;
break;
case 2:
init_extra_mapping_uc(NUMACHIP2_LCSR_BASE, NUMACHIP2_LCSR_SIZE);
numachip_apic_icr_write = numachip2_apic_icr_write;
-
- /* Use MCFG config cycles rather than locked CF8 cycles */
- raw_pci_ops = &pci_mmcfg;
break;
default:
return 0;
}
x86_cpuinit.fixup_cpu_id = fixup_cpu_id;
+ x86_init.pci.arch_init = pci_numachip_init;
return 0;
}