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| author |   Thomas Gleixner <tglx@linutronix.de> | 2018-05-12 20:53:14 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2018-05-17 17:09:20 +0200 |
| commit | 4b59bdb569453a60b752b274ca61f009e37f4dae (patch) | |
| tree | 9b43f28a6cfdd991a90b3c7f2f507c7561152fb3 /arch/x86/include/asm/nospec-branch.h | |
| parent | x86/bugs: Expose x86_spec_ctrl_base directly (diff) | |
| download | linux-dev-4b59bdb569453a60b752b274ca61f009e37f4dae.tar.xz linux-dev-4b59bdb569453a60b752b274ca61f009e37f4dae.zip | |
x86/bugs: Remove x86_spec_ctrl_set()
x86_spec_ctrl_set() is only used in bugs.c and the extra mask checks there
provide no real value as both call sites can just write x86_spec_ctrl_base
to MSR_SPEC_CTRL. x86_spec_ctrl_base is valid and does not need any extra
masking or checking.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/x86/include/asm/nospec-branch.h')
| -rw-r--r-- | arch/x86/include/asm/nospec-branch.h | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h index 8d9deec00de9..8b38df98548e 100644 --- a/arch/x86/include/asm/nospec-branch.h +++ b/arch/x86/include/asm/nospec-branch.h @@ -217,8 +217,6 @@ enum spectre_v2_mitigation { SPECTRE_V2_IBRS, }; -extern void x86_spec_ctrl_set(u64); - /* The Speculative Store Bypass disable variants */ enum ssb_mitigation { SPEC_STORE_BYPASS_NONE, |