op 16-10-13 10:07, Matt Fleming schreef:
> Also better include Maarten on Cc as the author of the code.
>
> On Wed, 16 Oct, at 03:11:22PM, Dave Young wrote:
>> typo, fix hpa's mail address..
>>
>> On 10/16/13 at 03:03pm, Dave Young wrote:
>>> Current code check boot service region with kernel text region by:
>>> start+size >= __pa_symbol(_text)
>>> The end of the above region should be start + size - 1 instead.
Acked-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxx>
>>> I see this problem in ovmf + Fedora 19 grub boot:
>>> text start: 1000000 md start: 800000 md size: 800000
>>>
>>> Signed-off-by: Dave Young <dyoung@xxxxxxxxxx>
>>> ---
>>> arch/x86/platform/efi/efi.c | 2 +-
>>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> --- linux-2.6.orig/arch/x86/platform/efi/efi.c
>>> +++ linux-2.6/arch/x86/platform/efi/efi.c
>>> @@ -440,7 +440,7 @@ void __init efi_reserve_boot_services(vo
>>> * - Not within any part of the kernel
>>> * - Not the bios reserved area
>>> */
>>> - if ((start+size >= __pa_symbol(_text)
>>> + if ((start + size - 1 >= __pa_symbol(_text)
>>> && start <= __pa_symbol(_end)) ||
>>> !e820_all_mapped(start, start+size, E820_RAM) ||
>>> memblock_is_region_reserved(start, size)) {
--
To unsubscribe from this list: send the line "unsubscribe linux-efi" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
