diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
| commit | e5fd91f1ef340da553f7a79da9540c3db711c937 (patch) | |
| tree | b11842027dc6641da63f4bcc524f8678263304a3 /drivers/lguest/x86/core.c | |
| parent | 2a9b0348e685a63d97486f6749622b61e9e3292f (diff) | |
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/lguest/x86/core.c')
| -rw-r--r-- | drivers/lguest/x86/core.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c index 30f2aef69..6a4cd771a 100644 --- a/drivers/lguest/x86/core.c +++ b/drivers/lguest/x86/core.c @@ -46,7 +46,7 @@ #include <asm/setup.h> #include <asm/lguest.h> #include <asm/uaccess.h> -#include <asm/i387.h> +#include <asm/fpu/internal.h> #include <asm/tlbflush.h> #include "../lg.h" @@ -251,7 +251,7 @@ void lguest_arch_run_guest(struct lg_cpu *cpu) * we set it now, so we can trap and pass that trap to the Guest if it * uses the FPU. */ - if (cpu->ts && user_has_fpu()) + if (cpu->ts && fpregs_active()) stts(); /* @@ -283,7 +283,7 @@ void lguest_arch_run_guest(struct lg_cpu *cpu) wrmsr(MSR_IA32_SYSENTER_CS, __KERNEL_CS, 0); /* Clear the host TS bit if it was set above. */ - if (cpu->ts && user_has_fpu()) + if (cpu->ts && fpregs_active()) clts(); /* @@ -297,12 +297,12 @@ void lguest_arch_run_guest(struct lg_cpu *cpu) /* * Similarly, if we took a trap because the Guest used the FPU, * we have to restore the FPU it expects to see. - * math_state_restore() may sleep and we may even move off to + * fpu__restore() may sleep and we may even move off to * a different CPU. So all the critical stuff should be done * before this. */ - else if (cpu->regs->trapnum == 7 && !user_has_fpu()) - math_state_restore(); + else if (cpu->regs->trapnum == 7 && !fpregs_active()) + fpu__restore(¤t->thread.fpu); } /*H:130 |