From: Tony Jones <tonyj@suse.de>

Subject: provide definition for EINVAL on 32bit

References: none

Signed-off-By: Tony Jones <tonyj@suse.de>

Upstream: pending

​

diff --git a/tools/perf/arch/x86/util/unwind-libunwind.c b/tools/perf/arch/x86/util/unwind-libunwind.c

index 4f16661cbdbb..88934cce977b 100644

--- a/tools/perf/arch/x86/util/unwind-libunwind.c

+++ b/tools/perf/arch/x86/util/unwind-libunwind.c

@@ -1,6 +1,6 @@

+#include <errno.h>

 #ifndef REMOTE_UNWIND_LIBUNWIND

-#include <errno.h>

 #include <libunwind.h>

 #include "perf_regs.h"

 #include "../../util/unwind.h"

​