Re: [PATCH v14 09/19] x86: Secure Launch kernel early boot stub

ross.philipson
2025-04-22T19:39:39Z

On 4/21/25 6:18 PM, Dave Hansen wrote:
> On 4/21/25 09:27, Ross Philipson wrote:
>> +static u64 sl_rdmsr(u32 reg)
>> +{
>> + u64 lo, hi;
>> +
>> + asm volatile ("rdmsr" : "=a" (lo), "=d" (hi) : "c" (reg));
>> +
>> + return (hi << 32) | lo;
>> +}
>
> Is there a reason this code doesn't just use boot_rdmsr()?

No I just didn't know those functions were there. I will fix it.

Thanks
Ross

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