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| author | Ram Pai <linuxram@us.ibm.com> | 2018-07-17 06:51:09 -0700 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-07-24 22:02:29 +1000 |
| commit | 5db26e8903deb111b303bd6e0cf304215e0b4fd9 (patch) | |
| tree | 4a9d3cc662317b90934d762aec7c3bf06a894f14 /tools | |
| parent | 07f522d203242b359624a284b61977600eebfd5a (diff) | |
| download | blackbird-op-linux-5db26e8903deb111b303bd6e0cf304215e0b4fd9.tar.gz blackbird-op-linux-5db26e8903deb111b303bd6e0cf304215e0b4fd9.zip | |
selftests/powerpc: Fix core-pkey for default execute permission change
Only when the key is allocated, its permission are enabled.
Reviewed-by: Thiago Jung Bauermann <bauerman@linux.ibm.com>
Signed-off-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/powerpc/ptrace/core-pkey.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/testing/selftests/powerpc/ptrace/core-pkey.c b/tools/testing/selftests/powerpc/ptrace/core-pkey.c index 36bc312b1f5c..e23e2e199eb4 100644 --- a/tools/testing/selftests/powerpc/ptrace/core-pkey.c +++ b/tools/testing/selftests/powerpc/ptrace/core-pkey.c @@ -140,6 +140,10 @@ static int child(struct shared_info *info) if (disable_execute) info->iamr |= 1ul << pkeyshift(pkey1); + else + info->iamr &= ~(1ul << pkeyshift(pkey1)); + + info->iamr &= ~(1ul << pkeyshift(pkey2) | 1ul << pkeyshift(pkey3)); info->uamor |= 3ul << pkeyshift(pkey1) | 3ul << pkeyshift(pkey2); |
