linux-kernel - RE: [Regression v5.19-rc1] crash kexec fails to boot the 2nd kernel (Re: [PATCH v12 38/46] x86/sev: Add SEV-SNP feature detection/setup)

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Message-ID: <TYCPR01MB6948A8E606A31E8C8BD6BBC683BA9@TYCPR01MB6948.jpnprd01.prod.outlook.com>
Date:   Thu, 30 Jun 2022 08:25:30 +0000
From:   NOMURA JUNICHI(野村　淳一) 
        <junichi.nomura@....com>
To:     Michael Roth <michael.roth@....com>
CC:     LKML <linux-kernel@...r.kernel.org>,
        "x86@...nel.org" <x86@...nel.org>, "bp@...e.de" <bp@...e.de>
Subject: RE: [Regression v5.19-rc1] crash kexec fails to boot the 2nd kernel
 (Re: [PATCH v12 38/46] x86/sev: Add SEV-SNP feature detection/setup)

From: Michael Roth <michael.roth@....com>
> Sorry, I just noticed I had a typo in that patch which made it a no-op
> effectively. Can you give this a shot?

Ah, thank you, that works!

> +   kernel_add_identity_map((unsigned long)sd, (unsigned long)(sd + sizeof(*sd) + sd->len));

But I think the cast should be like this and it works for me, too:

     kernel_add_identity_map((unsigned long)sd, (unsigned long)sd + sizeof(*sd) + sd->len);

-- 
Jun'ichi Nomura, NEC Corporation / NEC Solution Innovators, Ltd.

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