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Groups > linux.kernel > #1299454
| From | Daniel J Blueman <daniel@numascale.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH] x86/urgent: Fix NumaConnect2 MMCFG PCI access |
| Date | 2015-12-30 19:50 +0100 |
| Message-ID | <qLtFw-1GU-9@gated-at.bofh.it> (permalink) |
| Organization | linux.* mail to news gateway |
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> --- arch/x86/kernel/apic/apic_numachip.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/arch/x86/kernel/apic/apic_numachip.c b/arch/x86/kernel/apic/apic_numachip.c index 38dd5ef..2bd2292 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; } -- 2.5.0 -- 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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[PATCH] x86/urgent: Fix NumaConnect2 MMCFG PCI access Daniel J Blueman <daniel@numascale.com> - 2015-12-30 19:50 +0100
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