>>> On 23.07.18 at 16:22, <[email protected]> wrote: > On 23/07/18 15:48, Andrew Cooper wrote: >> The calls to xpti_init_default() in parse_xpti() are buggy. The CPUID data >> hasn't been fetched that early, and boot_cpu_has(X86_FEATURE_ARCH_CAPS) will >> always evaluate false. >> >> As a result, the default case won't disable XPTI on Intel hardware which >> advertises ARCH_CAPABILITIES_RDCL_NO. >> >> Simplify parse_xpti() to solely the setting of opt_xpti according to the >> passed string, and have init_speculation_mitigations() call >> xpti_init_default() if appropiate. Drop the force parameter, and pass caps >> instead, to avoid redundant re-reading of MSR_ARCH_CAPS. >> >> Signed-off-by: Andrew Cooper <[email protected]> > > Reviewed-by: Juergen Gross <[email protected]>
Acked-by: Jan Beulich <[email protected]> _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
