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perf pmu: Use __weak definition from <linux/compiler.h>

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Jiri Olsa pointed out, that the <linux/compiler.h> defines the attribute
'__weak'. We might as well use that.

Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: linuxppc-dev@lists.ozlabs.org
Link: http://lkml.kernel.org/r/1433921123-25327-4-git-send-email-sukadev@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Sukadev Bhattiprolu 2015-06-10 00:25:07 -07:00 committed by Arnaldo Carvalho de Melo
parent 8e55735150
commit c5de47f2e8
1 changed files with 2 additions and 1 deletions
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3
tools/perf/util/pmu.c
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@ -1,4 +1,5 @@
#include <linux/list.h> #include <linux/list.h>
#include <linux/compiler.h>
#include <sys/types.h> #include <sys/types.h>
#include <unistd.h> #include <unistd.h>
#include <stdio.h> #include <stdio.h>
@ -436,7 +437,7 @@ static struct cpu_map *pmu_cpumask(const char *name)
return cpus; return cpus;
} }
struct perf_event_attr *__attribute__((weak)) struct perf_event_attr * __weak
perf_pmu__get_default_config(struct perf_pmu *pmu __maybe_unused) perf_pmu__get_default_config(struct perf_pmu *pmu __maybe_unused)
{ {
return NULL; return NULL;