From 1eae9639aac0f8de4d284f567ec722a822b52513 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Tue, 1 Nov 2016 14:27:38 -0300 Subject: Linux-libre 4.8.6-gnu --- arch/x86/Kconfig | 4 ++-- arch/x86/configs/i386_defconfig | 2 +- arch/x86/configs/x86_64_defconfig | 2 +- arch/x86/kernel/e820.c | 2 +- arch/x86/kernel/early-quirks.c | 9 ++------- arch/x86/kernel/smpboot.c | 16 +++++++++------- arch/x86/kvm/ioapic.c | 2 +- arch/x86/platform/uv/bios_uv.c | 10 +++++++++- 8 files changed, 26 insertions(+), 21 deletions(-) (limited to 'arch/x86') diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 1fc4c59b9..7767a5fd9 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -2052,7 +2052,7 @@ config HOTPLUG_CPU config BOOTPARAM_HOTPLUG_CPU0 bool "Set default setting of cpu0_hotpluggable" default n - depends on HOTPLUG_CPU && !SCHED_MUQSS + depends on HOTPLUG_CPU ---help--- Set whether default state of cpu0_hotpluggable is on or off. @@ -2081,7 +2081,7 @@ config BOOTPARAM_HOTPLUG_CPU0 config DEBUG_HOTPLUG_CPU0 def_bool n prompt "Debug CPU0 hotplug" - depends on HOTPLUG_CPU && !SCHED_MUQSS + depends on HOTPLUG_CPU ---help--- Enabling this option offlines CPU0 (if CPU0 can be offlined) as soon as possible and boots up userspace with CPU0 offlined. User diff --git a/arch/x86/configs/i386_defconfig b/arch/x86/configs/i386_defconfig index 5fa6ee2c2..824c48d6a 100644 --- a/arch/x86/configs/i386_defconfig +++ b/arch/x86/configs/i386_defconfig @@ -54,7 +54,7 @@ CONFIG_HIGHPTE=y CONFIG_X86_CHECK_BIOS_CORRUPTION=y # CONFIG_MTRR_SANITIZER is not set CONFIG_EFI=y -CONFIG_HZ_1000=y +CONFIG_HZ_100=y CONFIG_KEXEC=y CONFIG_CRASH_DUMP=y # CONFIG_COMPAT_VDSO is not set diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig index d28bdabcc..b8c4f668c 100644 --- a/arch/x86/configs/x86_64_defconfig +++ b/arch/x86/configs/x86_64_defconfig @@ -52,7 +52,7 @@ CONFIG_NUMA=y CONFIG_X86_CHECK_BIOS_CORRUPTION=y # CONFIG_MTRR_SANITIZER is not set CONFIG_EFI=y -CONFIG_HZ_1000=y +CONFIG_HZ_100=y CONFIG_KEXEC=y CONFIG_CRASH_DUMP=y # CONFIG_COMPAT_VDSO is not set diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 8a90f1517..625eb698c 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -348,7 +348,7 @@ int __init sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, * continue building up new bios map based on this * information */ - if (current_type != last_type) { + if (current_type != last_type || current_type == E820_PRAM) { if (last_type != 0) { new_bios[new_bios_entry].size = change_point[chgidx]->addr - last_addr; diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index de7501edb..8b8852bc2 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -317,16 +317,11 @@ static phys_addr_t __init i85x_stolen_base(int num, int slot, int func, static phys_addr_t __init i865_stolen_base(int num, int slot, int func, size_t stolen_size) { - u16 toud; + u16 toud = 0; - /* - * FIXME is the graphics stolen memory region - * always at TOUD? Ie. is it always the last - * one to be allocated by the BIOS? - */ toud = read_pci_config_16(0, 0, 0, I865_TOUD); - return (phys_addr_t)toud << 16; + return (phys_addr_t)(toud << 16) + i845_tseg_size(); } static phys_addr_t __init gen3_stolen_base(int num, int slot, int func, diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 82b17373b..9e152cdab 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1408,15 +1408,17 @@ __init void prefill_possible_map(void) /* No boot processor was found in mptable or ACPI MADT */ if (!num_processors) { - int apicid = boot_cpu_physical_apicid; - int cpu = hard_smp_processor_id(); + if (boot_cpu_has(X86_FEATURE_APIC)) { + int apicid = boot_cpu_physical_apicid; + int cpu = hard_smp_processor_id(); - pr_warn("Boot CPU (id %d) not listed by BIOS\n", cpu); + pr_warn("Boot CPU (id %d) not listed by BIOS\n", cpu); - /* Make sure boot cpu is enumerated */ - if (apic->cpu_present_to_apicid(0) == BAD_APICID && - apic->apic_id_valid(apicid)) - generic_processor_info(apicid, boot_cpu_apic_version); + /* Make sure boot cpu is enumerated */ + if (apic->cpu_present_to_apicid(0) == BAD_APICID && + apic->apic_id_valid(apicid)) + generic_processor_info(apicid, boot_cpu_apic_version); + } if (!num_processors) num_processors = 1; diff --git a/arch/x86/kvm/ioapic.c b/arch/x86/kvm/ioapic.c index c7220ba94..1a22de70f 100644 --- a/arch/x86/kvm/ioapic.c +++ b/arch/x86/kvm/ioapic.c @@ -594,7 +594,7 @@ static void kvm_ioapic_reset(struct kvm_ioapic *ioapic) ioapic->irr = 0; ioapic->irr_delivered = 0; ioapic->id = 0; - memset(ioapic->irq_eoi, 0x00, IOAPIC_NUM_PINS); + memset(ioapic->irq_eoi, 0x00, sizeof(ioapic->irq_eoi)); rtc_irq_eoi_tracking_reset(ioapic); } diff --git a/arch/x86/platform/uv/bios_uv.c b/arch/x86/platform/uv/bios_uv.c index 23f2f3e41..58e152b3b 100644 --- a/arch/x86/platform/uv/bios_uv.c +++ b/arch/x86/platform/uv/bios_uv.c @@ -40,7 +40,15 @@ s64 uv_bios_call(enum uv_bios_cmd which, u64 a1, u64 a2, u64 a3, u64 a4, u64 a5) */ return BIOS_STATUS_UNIMPLEMENTED; - ret = efi_call_virt_pointer(tab, function, (u64)which, a1, a2, a3, a4, a5); + /* + * If EFI_OLD_MEMMAP is set, we need to fall back to using our old EFI + * callback method, which uses efi_call() directly, with the kernel page tables: + */ + if (unlikely(test_bit(EFI_OLD_MEMMAP, &efi.flags))) + ret = efi_call((void *)__va(tab->function), (u64)which, a1, a2, a3, a4, a5); + else + ret = efi_call_virt_pointer(tab, function, (u64)which, a1, a2, a3, a4, a5); + return ret; } EXPORT_SYMBOL_GPL(uv_bios_call); -- cgit v1.2.3-54-g00ecf