Re: [PATCH v2] arm64: invalidate TLB just before turning MMU on

From: Qian Cai
Date: Fri Dec 14 2018 - 07:54:21 EST

On 12/14/18 12:01 AM, Bhupesh Sharma wrote:
> Not sure why I can't reproduce on my HPE Apollo machine, so a couple
> of questions:
> 1. How many CPUs do you enable in the kdump kernel - do you pass
> 'nr_cpus=1' to the kdump kernel to limit the maximum number of cores
> to 1 in the kdump kernel?


> 2. Which firmware version do you use on your board?

Handle 0x0000, DMI type 0, 26 bytes
BIOS Information
Vendor: American Megatrends Inc.
Version: L50_5.13_1.0.6
Release Date: 07/10/2018
Address: 0xF0000
Runtime Size: 64 kB
ROM Size: 64 MB
PCI is supported
BIOS is upgradeable
BIOS shadowing is allowed
Boot from CD is supported
Selectable boot is supported
BIOS ROM is socketed
ACPI is supported
BIOS boot specification is supported
Targeted content distribution is supported
UEFI is supported
BIOS Revision: 6.3