Re: Revert commit 5dcd14ecd4 - breaks EFI boot with SLES11 elilo.efi

[Josh Boyer]

On Wed, Mar 6, 2013 at 12:37 PM, H. Peter Anvin <hpa@xxxxxxxxx> wrote:
> On 03/06/2013 09:36 AM, Josh Boyer wrote:
>>
>> Something like this?
>>
>> Index: linux-2.6/arch/x86/include/asm/bootparam_utils.h
>> ===================================================================
>> --- linux-2.6.orig/arch/x86/include/asm/bootparam_utils.h
>> +++ linux-2.6/arch/x86/include/asm/bootparam_utils.h
>> @@ -20,8 +20,11 @@ static void sanitize_boot_params(struct
>>       if (boot_params->sentinel) {
>>               /*fields in boot_params are not valid, clear them */
>>               memset(&boot_params->olpc_ofw_header, 0,
>> -                    (char *)&boot_params->alt_mem_k -
>> +                    (char *)&boot_params->efi_info -
>>                       (char *)&boot_params->olpc_ofw_header);
>>               memset(&boot_params->kbd_status, 0,
>>                      (char *)&boot_params->hdr -
>>                      (char *)&boot_params->kbd_status);
>>
>> I can try that in a bit.
>>
>
> Right.

OK.  Doing that on top of 3.9-rc1 results in me having a booting machine
again.  I'd suggest we get that into upstream quick-ish.

josh
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