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perf tools: Use __weak definition from linux/compiler.h

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Replace __attribute__((weak)) with __weak definition

Signed-off-by: Rui Teng <rui.teng@linux.vnet.ibm.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1469671557-2256-2-git-send-email-rui.teng@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Rui Teng 2016-07-28 10:05:57 +08:00 committed by Arnaldo Carvalho de Melo
parent fa1f456592
commit 11d8f870c8
1 changed files with 1 additions and 2 deletions
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3
tools/perf/util/header.c
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@ -828,8 +828,7 @@ static int write_group_desc(int fd, struct perf_header *h __maybe_unused,
* default get_cpuid(): nothing gets recorded
* actual implementation must be in arch/$(ARCH)/util/header.c
*/
int __attribute__ ((weak)) get_cpuid(char *buffer __maybe_unused,
size_t sz __maybe_unused)
int __weak get_cpuid(char *buffer __maybe_unused, size_t sz __maybe_unused)
{
return -1;
}