From: Cyril Bur <cyrilbur@gmail.com>
Date: Fri, 23 Sep 2016 06:18:07 +0000 (+1000)
Subject: selftests/powerpc: Compile selftests against headers without AT_HWCAP2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=96c447077c2f66ed4117fd832a84c40265dbd9f2;p=linux-beck.git

selftests/powerpc: Compile selftests against headers without AT_HWCAP2

It might be nice to compile selftests against older kernels and
headers but which may not have HWCAP2.

Signed-off-by: Cyril Bur <cyrilbur@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---

diff --git a/tools/testing/selftests/powerpc/utils.h b/tools/testing/selftests/powerpc/utils.h
index fbd33e52ef8f..ecd11b51475d 100644
--- a/tools/testing/selftests/powerpc/utils.h
+++ b/tools/testing/selftests/powerpc/utils.h
@@ -32,10 +32,17 @@ static inline bool have_hwcap(unsigned long ftr)
 	return ((unsigned long)get_auxv_entry(AT_HWCAP) & ftr) == ftr;
 }
 
+#ifdef AT_HWCAP2
 static inline bool have_hwcap2(unsigned long ftr2)
 {
 	return ((unsigned long)get_auxv_entry(AT_HWCAP2) & ftr2) == ftr2;
 }
+#else
+static inline bool have_hwcap2(unsigned long ftr2)
+{
+	return false;
+}
+#endif
 
 /* Yes, this is evil */
 #define FAIL_IF(x)						\