SEGV_PKUERR and SEGV_BNDERR are defined since glibc-2.27
fix the following issue:
---
root@vm-lkp-nex04-4G-5
/usr/src/linux-selftests-x86_64-rhel-7.2-75bc37fefc4471e718ba8e651aa74673d4e0a9eb/tools/testing/selftests/x86#
make
gcc -m32 -o
/usr/src/linux-selftests-x86_64-rhel-7.2-75bc37fefc4471e718ba8e651aa74673d4e0a9eb/tools/testing/selftests/x86/protection_keys_32
-O2 -g -std=gnu99 -pthread -Wall -no-pie -DCAN_BUILD_32 -DCAN_BUILD_64
protection_keys.c -lrt -ldl -lm
gcc -m64 -o
/usr/src/linux-selftests-x86_64-rhel-7.2-75bc37fefc4471e718ba8e651aa74673d4e0a9eb/tools/testing/selftests/x86/protection_keys_64
-O2 -g -std=gnu99 -pthread -Wall -no-pie -DCAN_BUILD_32 -DCAN_BUILD_64
protection_keys.c -lrt -ldl
protection_keys.c:228:0: warning: "SEGV_BNDERR" redefined
#define SEGV_BNDERR 3 /* failed address bound checks */
^
In file included from /usr/include/signal.h:58:0,
from protection_keys.c:33:
/usr/include/bits/siginfo-consts.h:117:0: note: this is the location of the
previous definition
# define SEGV_BNDERR SEGV_BNDERR
^
protection_keys.c:229:0: warning: "SEGV_PKUERR" redefined
#define SEGV_PKUERR 4
^
In file included from /usr/include/signal.h:58:0,
from protection_keys.c:33:
/usr/include/bits/siginfo-consts.h:119:0: note: this is the location of the
previous definition
# define SEGV_PKUERR SEGV_PKUERR
^
protection_keys.c:228:0: warning: "SEGV_BNDERR" redefined
#define SEGV_BNDERR 3 /* failed address bound checks */
^
In file included from /usr/include/signal.h:58:0,
from protection_keys.c:33:
/usr/include/x86_64-linux-gnu/bits/siginfo-consts.h:117:0: note: this is the
location of the previous definition
# define SEGV_BNDERR SEGV_BNDERR
^
protection_keys.c:229:0: warning: "SEGV_PKUERR" redefined
#define SEGV_PKUERR 4
^
In file included from /usr/include/signal.h:58:0,
from protection_keys.c:33:
/usr/include/x86_64-linux-gnu/bits/siginfo-consts.h:119:0: note: this is the
location of the previous definition
# define SEGV_PKUERR SEGV_PKUERR
^
---
Signed-off-by: Li Zhijian
---
tools/testing/selftests/x86/protection_keys.c | 8 ++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/x86/protection_keys.c
b/tools/testing/selftests/x86/protection_keys.c
index f15aa5a..757bb16 100644
--- a/tools/testing/selftests/x86/protection_keys.c
+++ b/tools/testing/selftests/x86/protection_keys.c
@@ -225,8 +225,12 @@ void dump_mem(void *dumpme, int len_bytes)
}
}
-#define SEGV_BNDERR 3 /* failed address bound checks */
-#define SEGV_PKUERR 4
+#ifndef SEGV_BNDERR
+# define SEGV_BNDERR 3 /* failed address bound checks */
+#endif
+#ifndef SEGV_PKUERR
+# define SEGV_PKUERR 4
+#endif
static char *si_code_str(int si_code)
{
--
2.7.4
