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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2019-07-04 08:07:43 +0200
committerThomas Gleixner <tglx@linutronix.de>2019-07-07 12:01:47 +0200
commit7891bc0ab739a31538b5f879a523232b8b07a0d3 (patch)
treefce326bd52ad9bd31ff23e6daa5ba9175045bdc0 /arch/x86/kernel/fpu/xstate.c
parentx86/fpu: Make 'no387' and 'nofxsr' command line options useful (diff)
downloadlinux-dev-7891bc0ab739a31538b5f879a523232b8b07a0d3.tar.xz
linux-dev-7891bc0ab739a31538b5f879a523232b8b07a0d3.zip
x86/fpu: Inline fpu__xstate_clear_all_cpu_caps()
All fpu__xstate_clear_all_cpu_caps() does is to invoke one simple function since commit 73e3a7d2a7c3b ("x86/fpu: Remove the explicit clearing of XSAVE dependent features") so invoke that function directly and remove the wrapper. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20190704060743.rvew4yrjd6n33uzx@linutronix.de
Diffstat (limited to '')
-rw-r--r--arch/x86/kernel/fpu/xstate.c11
1 files changed, 1 insertions, 10 deletions
diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c
index 3c36dd1784db..7b4c52aa929f 100644
--- a/arch/x86/kernel/fpu/xstate.c
+++ b/arch/x86/kernel/fpu/xstate.c
@@ -68,15 +68,6 @@ static unsigned int xstate_comp_offsets[sizeof(xfeatures_mask)*8];
unsigned int fpu_user_xstate_size;
/*
- * Clear all of the X86_FEATURE_* bits that are unavailable
- * when the CPU has no XSAVE support.
- */
-void fpu__xstate_clear_all_cpu_caps(void)
-{
- setup_clear_cpu_cap(X86_FEATURE_XSAVE);
-}
-
-/*
* Return whether the system supports a given xfeature.
*
* Also return the name of the (most advanced) feature that the caller requested:
@@ -709,7 +700,7 @@ static void fpu__init_disable_system_xstate(void)
{
xfeatures_mask = 0;
cr4_clear_bits(X86_CR4_OSXSAVE);
- fpu__xstate_clear_all_cpu_caps();
+ setup_clear_cpu_cap(X86_FEATURE_XSAVE);
}
/*