Re: [Xen-devel] [PATCH] arch/x86/xen/setup: Fix for incorrectxen_extra_mem_start initialization ifdef CONFIG_X86_32

From: Konrad Rzeszutek Wilk
Date: Thu May 12 2011 - 14:58:27 EST


On Wed, May 11, 2011 at 10:34:38PM +0200, Daniel Kiper wrote:
> git commit 24bdb0b62cc82120924762ae6bc85afc8c3f2b26 (xen: do not create
> the extra e820 region at an addr lower than 4G) does not take into
> account that ifdef CONFIG_X86_32 instead of e820_end_of_low_ram_pfn()
> find_low_pfn_range() is called (both calls are from arch/x86/kernel/setup.c).
> find_low_pfn_range() behaves correctly and does not require change in
> xen_extra_mem_start initialization. Additionally, if xen_extra_mem_start
> is initialized in the same way as ifdef CONFIG_X86_64 then memory hotplug
> support for Xen balloon driver (under development) is broken.

in linux-next.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/