Commit 7226149f authored Oct 15, 2014 by Ard Biesheuvel Committed by Kees Cook Oct 07, 2015

UPSTREAM: arm64: dmi: set DMI string as dump stack arch description



This sets the DMI string, containing system type, serial number,
firmware version etc. as dump stack arch description, so that oopses
and other kernel stack dumps automatically have this information
included, if available.

Tested-by: Leif Lindholm <leif.lindholm@linaro.org>
Acked-by: Leif Lindholm <leif.lindholm@linaro.org>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

(cherry picked from commit b07bfaa3c126e4e36a2b59350b3b930aa1b121ac)
Signed-off-by: Tomasz Figa <tfiga@chromium.org>

Bug: 24475017

Change-Id: I9921f1247322d5b1594c9f381069c77c5643f14d
Signed-off-by: Kees Cook <keescook@google.com>

parent 0b188d57

arch/arm64/kernel/efi.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -479,6 +479,8 @@ static int __init arm64_dmi_init(void)
		* itself, depends on dmi_scan_machine() having been called already.
		*/
		dmi_scan_machine();
		if (dmi_available)
		dmi_set_dump_stack_arch_desc();
		return 0;
		}
		core_initcall(arm64_dmi_init);