Andrew Morton <[email protected]> writes:
> On Mon, 07 Aug 2006 23:47:23 -0600
> [email protected] (Eric W. Biederman) wrote:
>
>> +#ifdef CONFIG_MODULES
>> +# define PERCPU_MODULE_RESERVE 8192
>> +#else
>> +# define PERCPU_MODULE_RESERVE 0
>> +#endif
>> +
>> +#define PERCPU_ENOUGH_ROOM \
>> + (ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES) + \
>> + PERCPU_MODULE_RESERVE)
>> +
>
> Seems sane, but isn't 8192 a bit small?
By my measure 8K is about 1/2KB less than what we have free in
2.6.18-rc3. So it looks like a good initial guess to me.
Eric
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