[PATCH v4 19/34] x86/cpu: Use parsed CPUID(0x2)
"Ahmed S. Darwish" <[email protected]>
| Newsgroups | dev.linux.lists.x86-cpuid,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
Use parsed CPUID(0x2) access instead of direct CPUID queries. Remove the max standard CPUID level check since the NULL check of cpuid_leaf_regs()'s result is equivalent. Signed-off-by: Ahmed S. Darwish <[email protected]> --- arch/x86/kernel/cpu/intel.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 076eaa41b8c8..5eab9135b144 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -710,14 +710,14 @@ static void intel_tlb_lookup(const struct leaf_0x2_table *desc) static void intel_detect_tlb(struct cpuinfo_x86 *c) { const struct leaf_0x2_table *desc; - union leaf_0x2_regs regs; + struct cpuid_regs *regs; u8 *ptr; - if (c->cpuid_level < 2) + regs = cpuid_leaf_regs(c, 0x2); + if (!regs) return; - cpuid_leaf_0x2(®s); - for_each_cpuid_0x2_desc(regs, ptr, desc) + for_each_parsed_cpuid_0x2_desc(regs, ptr, desc) intel_tlb_lookup(desc); } -- 2.50.1