Our CPUID-less FPU detection code was terminally broken and, as far as I can tell, it's been broken for a long, long time. This series tries to improve the situation.
Thoughts? Andy Lutomirski (5): x86/cpu: Factor out application of forced cpu caps x86/cpu: Re-apply forced caps every time cpu caps are re-read x86/fpu: Fix "x86/fpu: Legacy x87 FPU detected" message x86/fpu: Fix CPUID-less FPU detection x86/fpu: Fix the "Giving up, no FPU found" test Borislav Petkov (1): x86/CPU: Add X86_FEATURE_CPUID arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/kernel/cpu/common.c | 35 ++++++++++++++++++++++++----------- arch/x86/kernel/fpu/init.c | 30 +++++++++++++++++------------- arch/x86/kernel/fpu/xstate.c | 7 ++++++- 4 files changed, 48 insertions(+), 26 deletions(-) -- 2.9.3
