lkml.org 
[lkml]   [2021]   [Oct]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[patch 8/8] x86/fpu/xstate: Move remaining xfeature helpers to core
Date
Now that everything is mopped up, move all the helpers and prototypes into
the core header. They are not required by the outside.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/include/asm/fpu/xstate.h | 13 -------------
arch/x86/kernel/fpu/xstate.h | 13 +++++++++++++
2 files changed, 13 insertions(+), 13 deletions(-)

--- a/arch/x86/include/asm/fpu/xstate.h
+++ b/arch/x86/include/asm/fpu/xstate.h
@@ -86,19 +86,6 @@
#define XFEATURE_MASK_FPSTATE (XFEATURE_MASK_USER_RESTORE | \
XFEATURE_MASK_SUPERVISOR_SUPPORTED)

-static inline u64 xfeatures_mask_supervisor(void)
-{
- return fpu_kernel_cfg.max_features & XFEATURE_MASK_SUPERVISOR_SUPPORTED;
-}
-
-static inline u64 xfeatures_mask_independent(void)
-{
- if (!boot_cpu_has(X86_FEATURE_ARCH_LBR))
- return XFEATURE_MASK_INDEPENDENT & ~XFEATURE_MASK_LBR;
-
- return XFEATURE_MASK_INDEPENDENT;
-}
-
extern u64 xstate_fx_sw_bytes[USER_XSTATE_FX_SW_WORDS];

extern void __init update_regset_xstate_info(unsigned int size,
--- a/arch/x86/kernel/fpu/xstate.h
+++ b/arch/x86/kernel/fpu/xstate.h
@@ -35,6 +35,19 @@ extern void fpu__init_system_xstate(unsi

extern void *get_xsave_addr(struct xregs_state *xsave, int xfeature_nr);

+static inline u64 xfeatures_mask_supervisor(void)
+{
+ return fpu_kernel_cfg.max_features & XFEATURE_MASK_SUPERVISOR_SUPPORTED;
+}
+
+static inline u64 xfeatures_mask_independent(void)
+{
+ if (!cpu_feature_enabled(X86_FEATURE_ARCH_LBR))
+ return XFEATURE_MASK_INDEPENDENT & ~XFEATURE_MASK_LBR;
+
+ return XFEATURE_MASK_INDEPENDENT;
+}
+
/* XSAVE/XRSTOR wrapper functions */

#ifdef CONFIG_X86_64
\
 
 \ /
  Last update: 2021-10-15 01:10    [W:0.073 / U:0.012 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site