| commit | 1115a859f33276fe8afb31c60cf9d8e657872558 | [log] [tgz] |
|---|---|---|
| author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | Wed Apr 25 22:04:23 2018 -0400 |
| committer | Thomas Gleixner <tglx@linutronix.de> | Thu May 03 13:55:49 2018 +0200 |
| tree | ec85ff6ac7ff25b03c8893f47a691b610f13db11 | |
| parent | 772439717dbf703b39990be58d8d4e3e4ad0598a [diff] |
x86/bugs: Whitelist allowed SPEC_CTRL MSR values Intel and AMD SPEC_CTRL (0x48) MSR semantics may differ in the future (or in fact use different MSRs for the same functionality). As such a run-time mechanism is required to whitelist the appropriate MSR values. [ tglx: Made the variable __ro_after_init ] Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ingo Molnar <mingo@kernel.org>