diff options
Diffstat (limited to 'arch/x86/include/asm/fpu/signal.h')
| -rw-r--r-- | arch/x86/include/asm/fpu/signal.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/x86/include/asm/fpu/signal.h b/arch/x86/include/asm/fpu/signal.h index 7fb516b6893a..e1c9df9102a5 100644 --- a/arch/x86/include/asm/fpu/signal.h +++ b/arch/x86/include/asm/fpu/signal.h @@ -5,6 +5,11 @@ #ifndef _ASM_X86_FPU_SIGNAL_H #define _ASM_X86_FPU_SIGNAL_H +#include <linux/compat.h> +#include <linux/user.h> + +#include <asm/fpu/types.h> + #ifdef CONFIG_X86_64 # include <uapi/asm/sigcontext.h> # include <asm/user32.h> @@ -29,6 +34,11 @@ unsigned long fpu__alloc_mathframe(unsigned long sp, int ia32_frame, unsigned long *buf_fx, unsigned long *size); -extern void fpu__init_prepare_fx_sw_frame(void); +unsigned long fpu__get_fpstate_size(void); + +extern bool copy_fpstate_to_sigframe(void __user *buf, void __user *fp, int size); +extern void fpu__clear_user_states(struct fpu *fpu); +extern bool fpu__restore_sig(void __user *buf, int ia32_frame); +extern void restore_fpregs_from_fpstate(struct fpstate *fpstate, u64 mask); #endif /* _ASM_X86_FPU_SIGNAL_H */ |