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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 03:22:47 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 03:22:47 +0000 |
commit | 31d3cc774e9124f10d3ed2ea144a6e232e93e822 (patch) | |
tree | de1ac8afc7248eec4b2fb60496b8e9273452d9f7 /arch/x86/kernel/fpu/xstate.c | |
parent | Adding upstream version 6.1.82. (diff) | |
download | linux-31d3cc774e9124f10d3ed2ea144a6e232e93e822.tar.xz linux-31d3cc774e9124f10d3ed2ea144a6e232e93e822.zip |
Adding upstream version 6.1.85.upstream/6.1.85
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/kernel/fpu/xstate.c')
-rw-r--r-- | arch/x86/kernel/fpu/xstate.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c index ebe698f8a..2aa849705 100644 --- a/arch/x86/kernel/fpu/xstate.c +++ b/arch/x86/kernel/fpu/xstate.c @@ -177,10 +177,11 @@ void fpu__init_cpu_xstate(void) * Must happen after CR4 setup and before xsetbv() to allow KVM * lazy passthrough. Write independent of the dynamic state static * key as that does not work on the boot CPU. This also ensures - * that any stale state is wiped out from XFD. + * that any stale state is wiped out from XFD. Reset the per CPU + * xfd cache too. */ if (cpu_feature_enabled(X86_FEATURE_XFD)) - wrmsrl(MSR_IA32_XFD, init_fpstate.xfd); + xfd_set_state(init_fpstate.xfd); /* * XCR_XFEATURE_ENABLED_MASK (aka. XCR0) sets user features |