linux-kernel - Re: [PATCH] Since we have counters in __u64 format we have to print them with %llu macros.

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Message-ID: <46FA46F6.6000707@linux.vnet.ibm.com>
Date:	Wed, 26 Sep 2007 17:18:06 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Andreas Schwab <schwab@...e.de>
CC:	Maxim Uvarov <muvarov@...mvista.com>,
	LKML <linux-kernel@...r.kernel.org>, balbir@...ibm.com,
	jlan@...r.sgi.com
Subject: Re: [PATCH] Since we have counters in __u64 format we have to print
 them with %llu macros.

Andreas Schwab wrote:
> Maxim Uvarov <muvarov@...mvista.com> writes:
> 
>> diff --git a/Documentation/accounting/getdelays.c b/Documentation/accounting/getdelays.c
>> index cbee3a2..73924df 100644
>> --- a/Documentation/accounting/getdelays.c
>> +++ b/Documentation/accounting/getdelays.c
>> @@ -208,7 +208,7 @@ void print_delayacct(struct taskstats *t)
>>  void task_context_switch_counts(struct taskstats *t)
>>  {
>>  	printf("\n\nTask   %15s%15s\n"
>> -	       "       %15lu%15lu\n",
>> +	       "       %15llu%15llu\n",
>>  	       "voluntary", "nonvoluntary",
>>  	       t->nvcsw, t->nivcsw);
> 
> __u64 is not always long long.

What is the maximum size of long long across all architectures?
How does one format __u64 for printing?

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
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