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Date: Tue, 1 Apr 2008 02:09:46 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Rodolfo Giometti <giometti@enneenne.com>
Cc: linux-kernel@vger.kernel.org, David Woodhouse <dwmw2@infradead.org>,
       Dave Jones <davej@redhat.com>, Sam Ravnborg <sam@ravnborg.org>,
       Greg KH <greg@kroah.com>, Randy Dunlap <randy.dunlap@oracle.com>
Subject: Re: [PATCH 1/7] LinuxPPS core support.
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On Tue, 1 Apr 2008 10:59:50 +0200 Rodolfo Giometti <giometti@enneenne.com> wrote:

> On Fri, Mar 28, 2008 at 03:21:39AM -0700, Andrew Morton wrote:
> > On Thu,  6 Mar 2008 13:09:00 +0100 Rodolfo Giometti <giometti@linux.it> wrote:
> > 
> > > This patch adds the kernel side of the PPS support currently named
> > > "LinuxPPS".
> > 
> > powerpc:
> > 
> > drivers/pps/pps.c: In function 'pps_cdev_ioctl':
> > drivers/pps/pps.c:166: warning: format '%lld' expects type 'long long int', but argument 2 has type '__s64'
> > drivers/pps/kapi.c: In function 'pps_event':
> > drivers/pps/kapi.c:225: warning: format '%llu' expects type 'long long unsigned int', but argument 3 has type '__s64'
> > drivers/pps/sysfs.c: In function 'pps_show_assert':
> > drivers/pps/sysfs.c:42: warning: format '%lld' expects type 'long long int', but argument 3 has type '__s64'
> > drivers/pps/sysfs.c:42: warning: format '%lld' expects type 'long long int', but argument 3 has type '__s64'
> > drivers/pps/sysfs.c: In function 'pps_show_clear':
> > drivers/pps/sysfs.c:56: warning: format '%lld' expects type 'long long int', but argument 3 has type '__s64'
> > drivers/pps/sysfs.c:56: warning: format '%lld' expects type 'long long int', but argument 3 has type '__s64'
> 
> Oops! I have no powerpc system... how can I solve this issue?

Use %lld (if these things can legitimately be negative - otherwise %llu)
and cast the argument to (long long) or (unsigned long long).