linux-kernel - Re: [PATCH 0/3 v11] add reserved e820 ranges to the kdump kernel e820 table

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Message-ID: <6d7f4c6f-9d7c-c316-ea53-0c6b8a7b9631@redhat.com>
Date:   Wed, 12 Jun 2019 09:14:57 +0800
From:   lijiang <lijiang@...hat.com>
To:     Borislav Petkov <bp@...en8.de>
Cc:     Baoquan He <bhe@...hat.com>, linux-kernel@...r.kernel.org,
        kexec@...ts.infradead.org, tglx@...utronix.de, mingo@...hat.com,
        akpm@...ux-foundation.org, dave.hansen@...ux.intel.com,
        luto@...nel.org, peterz@...radead.org, x86@...nel.org,
        hpa@...or.com, dyoung@...hat.com, Thomas.Lendacky@....com
Subject: Re: [PATCH 0/3 v11] add reserved e820 ranges to the kdump kernel e820
 table

在 2019年06月10日 19:37, Borislav Petkov 写道:
> On Sat, Jun 08, 2019 at 06:26:59PM +0800, Baoquan He wrote:
>> OK, I see. Then it should be the issue we have met and talked about with
>> Tom.
>> https://lkml.kernel.org/r/20190604134952.GC26891@MiWiFi-R3L-srv
>>
>> You can apply Tom's patch as below. I tested it, it can make kexec
>> kernel succeed to boot, but failed for kdump kernel booting. The kdump
>> kernel can boot till the end of kernel initialization, then hang with a
>> call trace. I have pasted the log in the above thread. Haven't got the
>> reason.
>> http://lkml.kernel.org/r/508c2853-dc4f-70a6-6fa8-97c950dc31c6@amd.com
> 
> I can confirm the same observation.
> 
Currently, i haven't seen any updates yet, so i'm not sure whether this patch
passed your test.

Thanks.
Lianbo

> Thx.
>