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| author | Thomas Gleixner <tglx@linutronix.de> | 2021-10-15 03:16:12 +0200 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2021-10-20 15:27:27 +0200 |
| commit | a0ff0611c2fbde94f6c9db8351939b08f2cb6797 (patch) | |
| tree | 19c4128a92592a76fd7378ee3ef4994af866a25f /arch/x86/mm/extable.c | |
| parent | x86/fpu/xstate: Mark all init only functions __init (diff) | |
| download | linux-a0ff0611c2fbde94f6c9db8351939b08f2cb6797.tar.xz linux-a0ff0611c2fbde94f6c9db8351939b08f2cb6797.zip | |
x86/fpu: Move KVMs FPU swapping to FPU core
Swapping the host/guest FPU is directly fiddling with FPU internals which
requires 5 exports. The upcoming support of dynamically enabled states
would even need more.
Implement a swap function in the FPU core code and export that instead.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Cc: kvm@vger.kernel.org
Link: https://lkml.kernel.org/r/20211015011539.076072399@linutronix.de
Diffstat (limited to 'arch/x86/mm/extable.c')
| -rw-r--r-- | arch/x86/mm/extable.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/extable.c b/arch/x86/mm/extable.c index f37e290e6d0a..043ec385af45 100644 --- a/arch/x86/mm/extable.c +++ b/arch/x86/mm/extable.c @@ -47,7 +47,7 @@ static bool ex_handler_fprestore(const struct exception_table_entry *fixup, WARN_ONCE(1, "Bad FPU state detected at %pB, reinitializing FPU registers.", (void *)instruction_pointer(regs)); - __restore_fpregs_from_fpstate(&init_fpstate, xfeatures_mask_fpstate()); + restore_fpregs_from_fpstate(&init_fpstate, xfeatures_mask_fpstate()); return true; } |