[PATCH] selftests/powerpc: Force ptrace tests to build -fno-pie

Subsystems: kernel selftest framework, the rest

STALE3287d

2 messages, 2 authors, 2017-08-31 · open the first message on its own page

[PATCH] selftests/powerpc: Force ptrace tests to build -fno-pie

From: Michael Neuling <hidden>
Date: 2017-08-30 10:45:26

Currently these tests won't build with a `--enable-default-pie`
compiler as they require r30 to be clobbered. This gives
an error:
  ptrace-tm-spd-gpr.c:41:2: error: PIC register clobbered by 'r30' in 'asm'

This forces these tests to be built no-pie.

Signed-off-by: Michael Neuling <redacted>
---
 tools/testing/selftests/powerpc/ptrace/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/powerpc/ptrace/Makefile b/tools/testing/selftests/powerpc/ptrace/Makefile
index fe6bc60dfc..8932263e5a 100644
--- a/tools/testing/selftests/powerpc/ptrace/Makefile
+++ b/tools/testing/selftests/powerpc/ptrace/Makefile
@@ -6,7 +6,7 @@ include ../../lib.mk
 
 all: $(TEST_PROGS)
 
-CFLAGS += -m64 -I../../../../../usr/include -I../tm -mhtm
+CFLAGS += -m64 -I../../../../../usr/include -I../tm -mhtm -fno-pie
 
 $(TEST_PROGS): ../harness.c ../utils.c ../lib/reg.S ptrace.h
 
-- 
2.11.0

Re: selftests/powerpc: Force ptrace tests to build -fno-pie

From: Michael Ellerman <hidden>
Date: 2017-08-31 11:36:34

On Wed, 2017-08-30 at 10:45:12 UTC, Michael Neuling wrote:
Currently these tests won't build with a `--enable-default-pie`
compiler as they require r30 to be clobbered. This gives
an error:
  ptrace-tm-spd-gpr.c:41:2: error: PIC register clobbered by 'r30' in 'asm'

This forces these tests to be built no-pie.

Signed-off-by: Michael Neuling <redacted>
Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/a3c01050584da30405181505d20cd6

cheers
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