diff options
Diffstat (limited to 'arch/x86/include/asm/fpu')
| -rw-r--r-- | arch/x86/include/asm/fpu/types.h | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/arch/x86/include/asm/fpu/types.h b/arch/x86/include/asm/fpu/types.h index 4c4eceb08a42..02241c2a10e9 100644 --- a/arch/x86/include/asm/fpu/types.h +++ b/arch/x86/include/asm/fpu/types.h @@ -145,12 +145,21 @@ struct bndcsr { u64 bndstatus; } __packed; +struct mpx_struct { + struct bndreg bndreg[4]; + struct bndcsr bndcsr; +}; + struct xstate_header { u64 xfeatures; u64 xcomp_bv; u64 reserved[6]; } __attribute__((packed)); +/* New processor state extensions should be added here: */ +#define XSTATE_RESERVE (sizeof(struct ymmh_struct) + \ + sizeof(struct lwp_struct) + \ + sizeof(struct mpx_struct) ) /* * This is our most modern FPU state format, as saved by the XSAVE * and restored by the XRSTOR instructions. @@ -162,11 +171,7 @@ struct xstate_header { struct xregs_state { struct fxregs_state i387; struct xstate_header header; - struct ymmh_struct ymmh; - struct lwp_struct lwp; - struct bndreg bndreg[4]; - struct bndcsr bndcsr; - /* New processor state extensions will go here. */ + u8 __reserved[XSTATE_RESERVE]; } __attribute__ ((packed, aligned (64))); /* |