Messages in this thread Patch in this message | | | Date | Sat, 22 Feb 2014 09:55:20 -0800 | From | tip-bot for Ben Hutchings <> | Subject | [tip:perf/core] perf trace: Add fallback definition of EFD_SEMAPHORE |
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Commit-ID: 79d26a6a19ace19faabf8d8d27d3430be2e26d34 Gitweb: http://git.kernel.org/tip/79d26a6a19ace19faabf8d8d27d3430be2e26d34 Author: Ben Hutchings <ben@decadent.org.uk> AuthorDate: Thu, 6 Feb 2014 01:00:35 +0000 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Mon, 10 Feb 2014 11:34:31 -0300
perf trace: Add fallback definition of EFD_SEMAPHORE
glibc 2.17 is missing this on sparc, despite the fact that it's not architecture-specific.
Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Fixes: 49af9e93adfa ('perf trace: Beautify eventfd2 'flags' arg') Cc: <stable@vger.kernel.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: stable@vger.kernel.org Link: http://lkml.kernel.org/r/1391648435.3003.100.camel@deadeye.wl.decadent.org.uk Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/builtin-trace.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index 896f270..619d11c 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -37,6 +37,10 @@ # define MADV_UNMERGEABLE 13 #endif +#ifndef EFD_SEMAPHORE +# define EFD_SEMAPHORE 1 +#endif + struct tp_field { int offset; union {
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