Frederik Deweerdt wrote:
> On Fri, Jul 20, 2007 at 10:56:01AM -0300, Glauber de Oliveira Costa wrote:
>> This patch provides a new set of functions for managing the descriptor
>> tables that can be used instead of putting the raw assembly in .c files.
>>
>> Signed-off-by: Glauber de Oliveira Costa <[EMAIL PROTECTED]>
>>
>> - asm volatile ("str %0" : "=m" (ctxt->tr));
>> + store_gdt((struct desc_ptr *)&ctxt->gdt_limit);
>> + store_idt((struct desc_ptr *)&ctxt->idt_limit);
>> + ctxt->tr = store_tr();
>>
> Would'nt a store_tr(&ctxt->tr) be more homogeneous here?
Not really. The task register is a segment number (a simple integer),
while the sidt/sgdt instructions write the cached descriptor to memory.
--
Brian Gerst
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
