On 10/02/14 09:50, Heiko Carstens wrote:
> On Fri, Feb 07, 2014 at 04:49:18PM +0000, Sudeep Holla wrote:
>> From: Sudeep Holla <sudeep.ho...@arm.com>
>>
>> This patch removes the redundant sysfs cacheinfo code by making use of
>> the newly introduced generic cacheinfo infrastructure.
>>
>> Signed-off-by: Sudeep Holla <sudeep.ho...@arm.com>
>> Cc: Martin Schwidefsky <schwidef...@de.ibm.com>
>> Cc: Heiko Carstens <heiko.carst...@de.ibm.com>
>> Cc: linux...@de.ibm.com
>> Cc: linux-s...@vger.kernel.org
>> ---
>
> [...]
>
>> diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c
>> index 2461202..1f875db 100644
>> --- a/arch/s390/kernel/processor.c
>> +++ b/arch/s390/kernel/processor.c
>> @@ -58,7 +58,6 @@ static int show_cpuinfo(struct seq_file *m, void *v)
>> if (hwcap_str[i] && (elf_hwcap & (1UL << i)))
>> seq_printf(m, "%s ", hwcap_str[i]);
>> seq_puts(m, "\n");
>> - show_cacheinfo(m);
>> }
>> get_online_cpus();
>> if (cpu_online(n)) {
>
> You can't remove that. It's a user space visible change.
>
Correct, I wanted to add show_cacheinfo back as its user ABI already, missed it.
Is it ok if I use cpu0 cacheinfo or to be safer as cpu0 can be offline, use
the cacheinfo of the cpu executing this ?
Regards,
Sudeep
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