[PATCH v7 0/9] kexec-tools, x86: E820 memmap pass for kdump

WANG Chao chaowang at redhat.com
Thu May 8 04:31:27 PDT 2014


On 05/07/14 at 10:45am, Vivek Goyal wrote:
> Hi Chao,
> 
> I was testing latest kexec-tools and noticed that I still see some
> memmap entries on command line. I think they are ACPI memory and data
> areas.
> 
> memmap=32K#8192K memmap=960K#8256K memmap=96K#2062752K memmap=16K#2062948K
> memmap=32K#2096108K memmap=16K#2096140K
> 
> Is there a reason why ACPI related entries should be passed through
> command line and not through bootparams memory map.

Good catch!

Sorry, I made a mistake in commit 91f5b9c ("kdump: pass e820
reserved region to 2nd kernel via e820 table or setup data").

I've sent a fix:
http://lists.infradead.org/pipermail/kexec/2014-May/011768.html

Please give it try. Thanks in advance.

WANG Chao



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