Re: [Mactel-linux-devel] Re: [PATCH] /sys/firmware/efi/systab giving incorrect value for smbios

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Hi.

Do you have any idea why the kernel crashes on machines with more then 512 MB ram ?

cu

gimli

Matthew Garrett wrote:
> Or, as an alternative, remove the virtual to physical mapping that 
> efivars does. This requires fixing up IA64 to match. I've no idea which 
> approach is right.
> 
> Signed-off-by: Matthew Garrett <[email protected]>
> 
> diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c
> index bda5bce..ba598af 100644
> --- a/drivers/firmware/efivars.c
> +++ b/drivers/firmware/efivars.c
> @@ -575,7 +575,7 @@ systab_read(struct subsystem *entry, cha
>  	if (efi.acpi)
>  		str += sprintf(str, "ACPI=0x%lx\n", __pa(efi.acpi));
>  	if (efi.smbios)
> -		str += sprintf(str, "SMBIOS=0x%lx\n", __pa(efi.smbios));
> +		str += sprintf(str, "SMBIOS=0x%lx\n", efi.smbios);
>  	if (efi.hcdp)
>  		str += sprintf(str, "HCDP=0x%lx\n", __pa(efi.hcdp));
>  	if (efi.boot_info)
> diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
> index a3aa45c..ff3795b 100644
> --- a/arch/ia64/kernel/efi.c
> +++ b/arch/ia64/kernel/efi.c
> @@ -451,7 +451,7 @@ efi_init (void)
>  			efi.acpi = __va(config_tables[i].table);
>  			printk(" ACPI=0x%lx", config_tables[i].table);
>  		} else if (efi_guidcmp(config_tables[i].guid, SMBIOS_TABLE_GUID) == 0) {
> -			efi.smbios = __va(config_tables[i].table);
> +			efi.smbios = config_tables[i].table;
>  			printk(" SMBIOS=0x%lx", config_tables[i].table);
>  		} else if (efi_guidcmp(config_tables[i].guid, SAL_SYSTEM_TABLE_GUID) == 0) {
>  			efi.sal_systab = __va(config_tables[i].table);
> 

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