On Fri, 10 Jan 2014, Prarit Bhargava wrote: > kdump uses memmap=exactmap and mem=X values to configure the memory > mapping for the kdump kernel. If memory is hotadded during the boot of > the kdump kernel it is possible that the page tables for the new memory > cause the kdump kernel to run out of memory. > > Since the user has specified a specific mapping ACPI Memory Hotplug should be > disabled in this case. I'll ask just in case: Is it possible to want memory hotplug in spite of using memmap=exactmap or mem=X? -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html