linux-kernel - Re: [PATCH v3] x86/boot: Use efi_setup_data for searching RSDP on kexec-ed kernel

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Date:   Thu, 4 Apr 2019 16:41:15 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Dave Young <dyoung@...hat.com>
Cc:     Junichi Nomura <j-nomura@...jp.nec.com>,
        "bhe@...hat.com" <bhe@...hat.com>,
        "fanc.fnst@...fujitsu.com" <fanc.fnst@...fujitsu.com>,
        "x86@...nel.org" <x86@...nel.org>,
        "kexec@...ts.infradead.org" <kexec@...ts.infradead.org>,
        "kasong@...hat.com" <kasong@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3] x86/boot: Use efi_setup_data for searching RSDP on
 kexec-ed kernel

On Thu, Apr 04, 2019 at 10:12:41PM +0800, Dave Young wrote:
> The early code hang can make people confused, it is hard to
> say what happens and not easy to debug.   But if we return 0 then kernel
> just continue to boot, and fail later because of no acpi root pointer, at
> least we can have some kernel boot log.

Is it clear from that boot log where we failed?

-- 
Regards/Gruss,
    Boris.

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