linux-kernel - Re: [PATCH v13 01/19] Documentation/x86: Secure Launch kernel documentation

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Message-ID: <b06b187a-54e2-460e-8fc5-b440184b6f7a@oracle.com>
Date: Fri, 11 Apr 2025 12:41:23 -0700
From: ross.philipson@...cle.com
To: ALOK TIWARI <alok.a.tiwari@...cle.com>, linux-kernel@...r.kernel.org,
        x86@...nel.org, linux-integrity@...r.kernel.org,
        linux-doc@...r.kernel.org, linux-crypto@...r.kernel.org,
        kexec@...ts.infradead.org, linux-efi@...r.kernel.org,
        iommu@...ts.linux.dev
Cc: dpsmith@...rtussolutions.com, tglx@...utronix.de, mingo@...hat.com,
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        trenchboot-devel@...glegroups.com
Subject: Re: [PATCH v13 01/19] Documentation/x86: Secure Launch kernel
 documentation

On 4/10/25 10:50 PM, ALOK TIWARI wrote:
> 
> 
> On 11-04-2025 02:11, Ross Philipson wrote:
>> +
>> + - Entry from the dynamic launch jumps to the SL stub.
>> + - SL stub fixes up the world on the BSP.
>> + - For TXT, SL stub wakes the APs, fixes up their worlds.
>> + - For TXT, APs are left halted using MONITOR/MWAIT intructions.
> 
> typo intructions -> instruction

Thanks for the review. They are two separate instructions so is this 
really incorrect?

Thanks
Ross

>> + - SL stub jumps to startup_32.
>> + - SL main does validation of buffers and memory locations. It sets
>> +   the boot parameter loadflag value SLAUNCH_FLAG to inform the main
>> +   kernel that a Secure Launch was done.
>> + - SL main locates the TPM event log and writes the measurements of
> 
> Thanks,
> Alok