diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-08-15 10:41:47 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-08-15 10:41:47 +0200 |
| commit | cc9263874b42bf98209dce0afe698b550648e770 (patch) | |
| tree | f0eafd344c501e420de06c2e0f29f2ae0e6a9a1b /arch/x86/include/asm/fpu/xstate.h | |
| parent | 02bef8f98d26e9774b49c78a42b29b168e8876fc (diff) | |
| parent | fc93ff608b15ae32cde3006b7af860b59cac20ec (diff) | |
Merge remote-tracking branch 'airlied/drm-next' into drm-intel-next-queued
Backmerge because too many conflicts, and also we need to get at the
latest struct fence patches from Gustavo. Requested by Chris Wilson.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'arch/x86/include/asm/fpu/xstate.h')
| -rw-r--r-- | arch/x86/include/asm/fpu/xstate.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/x86/include/asm/fpu/xstate.h b/arch/x86/include/asm/fpu/xstate.h index 38951b0fcc5a..ae55a43e09c0 100644 --- a/arch/x86/include/asm/fpu/xstate.h +++ b/arch/x86/include/asm/fpu/xstate.h @@ -18,6 +18,9 @@ #define XSAVE_YMM_SIZE 256 #define XSAVE_YMM_OFFSET (XSAVE_HDR_SIZE + XSAVE_HDR_OFFSET) +/* Supervisor features */ +#define XFEATURE_MASK_SUPERVISOR (XFEATURE_MASK_PT) + /* Supported features which support lazy state saving */ #define XFEATURE_MASK_LAZY (XFEATURE_MASK_FP | \ XFEATURE_MASK_SSE | \ @@ -39,7 +42,6 @@ #define REX_PREFIX #endif -extern unsigned int xstate_size; extern u64 xfeatures_mask; extern u64 xstate_fx_sw_bytes[USER_XSTATE_FX_SW_WORDS]; @@ -48,5 +50,9 @@ extern void update_regset_xstate_info(unsigned int size, u64 xstate_mask); void fpu__xstate_clear_all_cpu_caps(void); void *get_xsave_addr(struct xregs_state *xsave, int xstate); const void *get_xsave_field_ptr(int xstate_field); - +int using_compacted_format(void); +int copyout_from_xsaves(unsigned int pos, unsigned int count, void *kbuf, + void __user *ubuf, struct xregs_state *xsave); +int copyin_to_xsaves(const void *kbuf, const void __user *ubuf, + struct xregs_state *xsave); #endif |