diff options
Diffstat (limited to 'arch/x86/kernel/fpu/init.c')
| -rw-r--r-- | arch/x86/kernel/fpu/init.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c index cf27bbed1ba1..37e8b139dc31 100644 --- a/arch/x86/kernel/fpu/init.c +++ b/arch/x86/kernel/fpu/init.c @@ -136,9 +136,9 @@ static void fpu__init_cpu_ctx_switch(void) } /* - * Enable all supported FPU features. Called when a CPU is brought online. + * Initialize the registers found in all CPUs, CR0 and CR4: */ -void fpu__init_cpu(void) +static void fpu__init_cpu_generic(void) { unsigned long cr0; unsigned long cr4_mask = 0; @@ -163,7 +163,14 @@ void fpu__init_cpu(void) if (!cpu_has_fpu) cr0 |= X86_CR0_EM; write_cr0(cr0); +} +/* + * Enable all supported FPU features. Called when a CPU is brought online. + */ +void fpu__init_cpu(void) +{ + fpu__init_cpu_generic(); fpu__init_cpu_xstate(); fpu__init_cpu_ctx_switch(); } |