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SubjectRe: [PATCH 09/12] perf script: Add support to display lost events
On Wed, Jan 10, 2018 at 12:40:50PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Sun, Jan 07, 2018 at 05:03:53PM +0100, Jiri Olsa escreveu:
> > +++ b/tools/perf/util/event.c
> > +static size_t perf_event__fprintf_lost(union perf_event *event, FILE *fp)
> > +{
> > + return fprintf(fp, " lost %lu\n", event->lost.lost);
> > +}
>
> Had to make this:
>
> return fprintf(fp, " lost %" PRIu64 "\n", event->lost.lost);

right, thanks

jirka

>
> To fix this:
>
> CC /tmp/build/perf/util/event.o
> util/event.c: In function 'perf_event__fprintf_lost':
> util/event.c:1440:21: error: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'u64 {aka long long unsigned int}' [-Werror=format=]
> return fprintf(fp, " lost %lu\n", event->lost.lost);
> ^
> CC /tmp/build/perf/builtin-script.o
> CC /tmp/build/perf/builtin-kmem.o
> cc1: all warnings being treated as errors
>
> on these systems:
>
> 17 debian:experimental-x-mips : FAIL mips-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
> 19 debian:experimental-x-mipsel: FAIL mipsel-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
> 25 fedora:24-x-ARC-uClibc : FAIL arc-linux-gcc (ARCompact ISA Linux uClibc toolchain 2017.09-rc2) 7.1.1 20170710
> 43 ubuntu:16.04-x-arm : FAIL arm-linux-gnueabihf-gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609
> 45 ubuntu:16.04-x-powerpc : FAIL powerpc-linux-gnu-gcc (Ubuntu 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609
>
> - Arnaldo

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