Messages in this thread | | | Date | Tue, 22 Aug 2006 11:01:06 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH] x86_64: Reload CS when startup_64 is used. |
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On Tue, 22 Aug 2006 02:37:44 -0600 ebiederm@xmission.com (Eric W. Biederman) wrote:
> > In long mode the %cs is largely a relic. However there are a few cases > like lret
You mean iret?
> + * jump. In addition we need to ensure %cs is set so we make this > + * a far return. > */ > movq initial_code(%rip),%rax > - jmp *%rax > + pushq $__KERNEL_CS > + pushq %rax > + lretq
Ok merged thanks
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