On Thu, 16 Mar 2006 14:43:38 +1100
Nick Piggin <[email protected]> wrote:
> The only places where things might care is arch bootup code, but
> the cpu interface is such that the arch code is expected to _hide_
> any weird details from these generic interfaces.
>
Please see i386 patch. it contains BUG fix.
cpu_msrs[i].coutners are allocated by for_each_online_cpu().
and free it by for_each_possible_cpus() without no pointer check.
I think this kind of confusion will be seen again in future.
--Kame
--
static void free_msrs(void)
{
int i;
- for_each_cpu(i) {
- kfree(cpu_msrs[i].counters);
+ for_each_possible_cpu(i) {
+ if (cpu_msrs[i].counters)
+ kfree(cpu_msrs[i].counters);
cpu_msrs[i].counters = NULL;
- kfree(cpu_msrs[i].controls);
+ if (cpu_msrs[i].controls)
+ kfree(cpu_msrs[i].controls);
cpu_msrs[i].controls = NULL;
}
}
--
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