Messages in this thread | | | Date | Wed, 15 Nov 2006 19:01:05 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH] i386-pda UP optimization |
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* Eric Dumazet <dada1@cosmosbay.com> wrote:
> > > + GET_CPU_NUM(%ebx) \ > > > PER_CPU(cpu_gdt_descr, %ebx); \ > > > movl GDS_address(%ebx), %ebx; \ > > > > %ebx very definitely wants to have a current CPU number loaded ;) Pick > > it up from the task struct. > > Hum.... Are you sure ? > > For UP we have this PER_CPU definition : > > #define PER_CPU(var, cpu) \ > movl $per_cpu__/**/var, cpu;
hm, you are right. No quick ideas then.
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