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x86/cpufeature: Replace cpu_has_apic with boot_cpu_has() usage

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Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: iommu@lists.linux-foundation.org
Cc: linux-pm@vger.kernel.org
Cc: oprofile-list@lists.sf.net
Link: http://lkml.kernel.org/r/1459801503-15600-8-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Borislav Petkov 2016-04-04 22:25:00 +02:00 committed by Ingo Molnar
parent 59e21e3d00
commit 93984fbd4e
19 changed files with 32 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/events/core.c
View File

@ -1518,7 +1518,7 @@ x86_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu)
static void __init pmu_check_apic(void)
{
if (cpu_has_apic)
if (boot_cpu_has(X86_FEATURE_APIC))
return;
x86_pmu.apic = 0;

1
arch/x86/include/asm/cpufeature.h
View File

@ -118,7 +118,6 @@ extern const char * const x86_bug_flags[NBUGINTS*32];
set_bit(bit, (unsigned long *)cpu_caps_set); \
} while (0)
#define cpu_has_apic boot_cpu_has(X86_FEATURE_APIC)
#define cpu_has_fxsr boot_cpu_has(X86_FEATURE_FXSR)
#define cpu_has_xsave boot_cpu_has(X86_FEATURE_XSAVE)
#define cpu_has_xsaves boot_cpu_has(X86_FEATURE_XSAVES)

2
arch/x86/include/asm/irq_work.h
View File

@ -5,7 +5,7 @@
static inline bool arch_irq_work_has_interrupt(void)
{
return cpu_has_apic;
return boot_cpu_has(X86_FEATURE_APIC);
}
#endif /* _ASM_IRQ_WORK_H */

8
arch/x86/kernel/acpi/boot.c
View File

@ -136,7 +136,7 @@ static int __init acpi_parse_madt(struct acpi_table_header *table)
{
struct acpi_table_madt *madt = NULL;
if (!cpu_has_apic)
if (!boot_cpu_has(X86_FEATURE_APIC))
return -EINVAL;
madt = (struct acpi_table_madt *)table;
@ -951,7 +951,7 @@ static int __init early_acpi_parse_madt_lapic_addr_ovr(void)
{
int count;
if (!cpu_has_apic)
if (!boot_cpu_has(X86_FEATURE_APIC))
return -ENODEV;
/*
@ -979,7 +979,7 @@ static int __init acpi_parse_madt_lapic_entries(void)
int ret;
struct acpi_subtable_proc madt_proc[2];
if (!cpu_has_apic)
if (!boot_cpu_has(X86_FEATURE_APIC))
return -ENODEV;
/*
@ -1125,7 +1125,7 @@ static int __init acpi_parse_madt_ioapic_entries(void)
if (acpi_disabled || acpi_noirq)
return -ENODEV;
if (!cpu_has_apic)
if (!boot_cpu_has(X86_FEATURE_APIC))
return -ENODEV;
/*

20
arch/x86/kernel/apic/apic.c
View File

@ -1085,7 +1085,7 @@ void lapic_shutdown(void)
{
unsigned long flags;
if (!cpu_has_apic && !apic_from_smp_config())
if (!boot_cpu_has(X86_FEATURE_APIC) && !apic_from_smp_config())
return;
local_irq_save(flags);
@ -1134,7 +1134,7 @@ void __init init_bsp_APIC(void)
* Don't do the setup now if we have a SMP BIOS as the
* through-I/O-APIC virtual wire mode might be active.
*/
if (smp_found_config || !cpu_has_apic)
if (smp_found_config || !boot_cpu_has(X86_FEATURE_APIC))
return;
/*
@ -1445,7 +1445,7 @@ static void __x2apic_disable(void)
{
u64 msr;
if (!cpu_has_apic)
if (!boot_cpu_has(X86_FEATURE_APIC))
return;
rdmsrl(MSR_IA32_APICBASE, msr);
@ -1632,7 +1632,7 @@ void __init enable_IR_x2apic(void)
*/
static int __init detect_init_APIC(void)
{
if (!cpu_has_apic) {
if (!boot_cpu_has(X86_FEATURE_APIC)) {
pr_info("No local APIC present\n");
return -1;
}
@ -1711,14 +1711,14 @@ static int __init detect_init_APIC(void)
goto no_apic;
case X86_VENDOR_INTEL:
if (boot_cpu_data.x86 == 6 || boot_cpu_data.x86 == 15 ||
(boot_cpu_data.x86 == 5 && cpu_has_apic))
(boot_cpu_data.x86 == 5 && boot_cpu_has(X86_FEATURE_APIC)))
break;
goto no_apic;
default:
goto no_apic;
}
if (!cpu_has_apic) {
if (!boot_cpu_has(X86_FEATURE_APIC)) {
/*
* Over-ride BIOS and try to enable the local APIC only if
* "lapic" specified.
@ -2233,19 +2233,19 @@ int __init APIC_init_uniprocessor(void)
return -1;
}
#ifdef CONFIG_X86_64
if (!cpu_has_apic) {
if (!boot_cpu_has(X86_FEATURE_APIC)) {
disable_apic = 1;
pr_info("Apic disabled by BIOS\n");
return -1;
}
#else
if (!smp_found_config && !cpu_has_apic)
if (!smp_found_config && !boot_cpu_has(X86_FEATURE_APIC))
return -1;
/*
* Complain if the BIOS pretends there is one.
*/
if (!cpu_has_apic &&
if (!boot_cpu_has(X86_FEATURE_APIC) &&
APIC_INTEGRATED(apic_version[boot_cpu_physical_apicid])) {
pr_err("BIOS bug, local APIC 0x%x not detected!...\n",
boot_cpu_physical_apicid);
@ -2426,7 +2426,7 @@ static void apic_pm_activate(void)
static int __init init_lapic_sysfs(void)
{
/* XXX: remove suspend/resume procs if !apic_pm_state.active? */
if (cpu_has_apic)
if (boot_cpu_has(X86_FEATURE_APIC))
register_syscore_ops(&lapic_syscore_ops);
return 0;

4
arch/x86/kernel/apic/apic_noop.c
View File

@ -100,13 +100,13 @@ static void noop_vector_allocation_domain(int cpu, struct cpumask *retmask,
static u32 noop_apic_read(u32 reg)
{
WARN_ON_ONCE((cpu_has_apic && !disable_apic));
WARN_ON_ONCE(boot_cpu_has(X86_FEATURE_APIC) && !disable_apic);
return 0;
}
static void noop_apic_write(u32 reg, u32 v)
{
WARN_ON_ONCE(cpu_has_apic && !disable_apic);
WARN_ON_ONCE(boot_cpu_has(X86_FEATURE_APIC) && !disable_apic);
}
struct apic apic_noop = {

2
arch/x86/kernel/apic/io_apic.c
View File

@ -1454,7 +1454,7 @@ void native_disable_io_apic(void)
ioapic_write_entry(ioapic_i8259.apic, ioapic_i8259.pin, entry);
}
if (cpu_has_apic || apic_from_smp_config())
if (boot_cpu_has(X86_FEATURE_APIC) || apic_from_smp_config())
disconnect_bsp_APIC(ioapic_i8259.pin != -1);
}

2
arch/x86/kernel/apic/ipi.c
View File

@ -230,7 +230,7 @@ int safe_smp_processor_id(void)
{
int apicid, cpuid;
if (!cpu_has_apic)
if (!boot_cpu_has(X86_FEATURE_APIC))
return 0;
apicid = hard_smp_processor_id();

2
arch/x86/kernel/apic/vector.c
View File

@ -943,7 +943,7 @@ static int __init print_ICs(void)
print_PIC();
/* don't print out if apic is not there */
if (!cpu_has_apic && !apic_from_smp_config())
if (!boot_cpu_has(X86_FEATURE_APIC) && !apic_from_smp_config())
return 0;
print_local_APICs(show_lapic);

4
arch/x86/kernel/cpu/amd.c
View File

@ -565,9 +565,9 @@ static void early_init_amd(struct cpuinfo_x86 *c)
* can safely set X86_FEATURE_EXTD_APICID unconditionally for families
* after 16h.
*/
if (cpu_has_apic && c->x86 > 0x16) {
if (boot_cpu_has(X86_FEATURE_APIC) && c->x86 > 0x16) {
set_cpu_cap(c, X86_FEATURE_EXTD_APICID);
} else if (cpu_has_apic && c->x86 >= 0xf) {
} else if (boot_cpu_has(X86_FEATURE_APIC) && c->x86 >= 0xf) {
/* check CPU config space for extended APIC ID */
unsigned int val;
val = read_pci_config(0, 24, 0, 0x68);

2
arch/x86/kernel/cpu/intel.c
View File

@ -281,7 +281,7 @@ static void intel_workarounds(struct cpuinfo_x86 *c)
* integrated APIC (see 11AP erratum in "Pentium Processor
* Specification Update").
*/
if (cpu_has_apic && (c->x86<<8 | c->x86_model<<4) == 0x520 &&
if (boot_cpu_has(X86_FEATURE_APIC) && (c->x86<<8 | c->x86_model<<4) == 0x520 &&
(c->x86_mask < 0x6 || c->x86_mask == 0xb))
set_cpu_bug(c, X86_BUG_11AP);

2
arch/x86/kernel/cpu/mcheck/mce_intel.c
View File

@ -84,7 +84,7 @@ static int cmci_supported(int *banks)
*/
if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL)
return 0;
if (!cpu_has_apic || lapic_get_maxlvt() < 6)
if (!boot_cpu_has(X86_FEATURE_APIC) || lapic_get_maxlvt() < 6)
return 0;
rdmsrl(MSR_IA32_MCG_CAP, cap);
*banks = min_t(unsigned, MAX_NR_BANKS, cap & 0xff);

2
arch/x86/kernel/cpu/mcheck/therm_throt.c
View File

@ -447,7 +447,7 @@ asmlinkage __visible void smp_trace_thermal_interrupt(struct pt_regs *regs)
/* Thermal monitoring depends on APIC, ACPI and clock modulation */
static int intel_thermal_supported(struct cpuinfo_x86 *c)
{
if (!cpu_has_apic)
if (!boot_cpu_has(X86_FEATURE_APIC))
return 0;
if (!cpu_has(c, X86_FEATURE_ACPI) || !cpu_has(c, X86_FEATURE_ACC))
return 0;

2
arch/x86/kernel/devicetree.c
View File

@ -151,7 +151,7 @@ static void __init dtb_lapic_setup(void)
return;
/* Did the boot loader setup the local APIC ? */
if (!cpu_has_apic) {
if (!boot_cpu_has(X86_FEATURE_APIC)) {
if (apic_force_enable(r.start))
return;
}

2
arch/x86/kernel/smpboot.c
View File

@ -1231,7 +1231,7 @@ static int __init smp_sanity_check(unsigned max_cpus)
* If we couldn't find a local APIC, then get out of here now!
*/
if (APIC_INTEGRATED(apic_version[boot_cpu_physical_apicid]) &&
!cpu_has_apic) {
!boot_cpu_has(X86_FEATURE_APIC)) {
if (!disable_apic) {
pr_err("BIOS bug, local APIC #%d not detected!...\n",
boot_cpu_physical_apicid);

2
arch/x86/oprofile/nmi_int.c
View File

@ -700,7 +700,7 @@ int __init op_nmi_init(struct oprofile_operations *ops)
char *cpu_type = NULL;
int ret = 0;
if (!cpu_has_apic)
if (!boot_cpu_has(X86_FEATURE_APIC))
return -ENODEV;
if (force_cpu_type == timer)

2
arch/x86/pci/xen.c
View File

@ -445,7 +445,7 @@ void __init xen_msi_init(void)
uint32_t eax = cpuid_eax(xen_cpuid_base() + 4);
if (((eax & XEN_HVM_CPUID_X2APIC_VIRT) && x2apic_mode) ||
((eax & XEN_HVM_CPUID_APIC_ACCESS_VIRT) && cpu_has_apic))
((eax & XEN_HVM_CPUID_APIC_ACCESS_VIRT) && boot_cpu_has(X86_FEATURE_APIC)))
return;
}

2
drivers/cpufreq/longhaul.c
View File

@ -945,7 +945,7 @@ static int __init longhaul_init(void)
}
#endif
#ifdef CONFIG_X86_IO_APIC
if (cpu_has_apic) {
if (boot_cpu_has(X86_FEATURE_APIC)) {
printk(KERN_ERR PFX "APIC detected. Longhaul is currently "
"broken in this configuration.\n");
return -ENODEV;

2
drivers/iommu/irq_remapping.c
View File

@ -36,7 +36,7 @@ static void irq_remapping_disable_io_apic(void)
* As this gets called during crash dump, keep this simple for
* now.
*/
if (cpu_has_apic || apic_from_smp_config())
if (boot_cpu_has(X86_FEATURE_APIC) || apic_from_smp_config())
disconnect_bsp_APIC(0);
}