[PATCH v3 9/9] powerpc/ptrace-pkeys: execute-permission on keys are disabled by default

Ram Pai linuxram at us.ibm.com
Tue Jul 17 23:51:10 AEST 2018


The test case assumes execute-permissions of unallocated keys are
enabled by default.

Reviewed-by: Thiago Jung Bauermann <bauerman at linux.ibm.com>
Signed-off-by: Ram Pai <linuxram at us.ibm.com>
---
 .../testing/selftests/powerpc/ptrace/ptrace-pkey.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c b/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c
index 5cf631f..559c6cb 100644
--- a/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c
+++ b/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c
@@ -104,6 +104,11 @@ static int child(struct shared_info *info)
 
 	if (disable_execute)
 		info->expected_iamr |= 1ul << pkeyshift(pkey1);
+	else
+		info->expected_iamr &= ~(1ul << pkeyshift(pkey1));
+	info->expected_iamr &= ~(1ul << pkeyshift(pkey2) | 1ul << pkeyshift(pkey3));
+
+
 
 	info->expected_uamor |= 3ul << pkeyshift(pkey1) |
 				3ul << pkeyshift(pkey2);
-- 
1.7.1



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