Re: [PATCH] x86, kdump: Set crashkernel_low automatically

From: Yinghai Lu
Date: Mon Mar 11 2013 - 13:58:46 EST


On Mon, Mar 11, 2013 at 8:02 AM, Vivek Goyal <vgoyal@xxxxxxxxxx> wrote:
>
> IOW, wouldn't it be better that crashkernel=X first tries to find
> requested amount of memory in lowest memory area available/possible.

Yest, that is much better, and user even could stay with old kexec-tools
for system that does not tons of memory.
And I don't need to mess up with auto setting crashkernel_low or export
swiotlb_size() etc.

Please check if you are ok with attached one.

Thanks

Yinghai

Attachment: fix_crashkernel_low_v2.patch
Description: Binary data