diff mbox

[v2,09/10] arm64: dmi: set DMI string as dump stack arch description

Message ID 1414513123-20400-10-git-send-email-ard.biesheuvel@linaro.org
State Accepted
Commit b07bfaa3c126e4e36a2b59350b3b930aa1b121ac
Headers show

Commit Message

Ard Biesheuvel Oct. 28, 2014, 4:18 p.m. UTC
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.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
---
 arch/arm64/kernel/efi.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Leif Lindholm Oct. 29, 2014, 2:58 p.m. UTC | #1
On Tue, Oct 28, 2014 at 05:18:42PM +0100, Ard Biesheuvel wrote:
> 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.
> 
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> ---
>  arch/arm64/kernel/efi.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c
> index 9ae5e7918b8f..6fac253bc783 100644
> --- a/arch/arm64/kernel/efi.c
> +++ b/arch/arm64/kernel/efi.c
> @@ -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);
> -- 
> 1.8.3.2

Tested-by/Acked-by: Leif Lindholm <leif.lindholm@linaro.org>
diff mbox

Patch

diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c
index 9ae5e7918b8f..6fac253bc783 100644
--- a/arch/arm64/kernel/efi.c
+++ b/arch/arm64/kernel/efi.c
@@ -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);