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selftests/powerpc: Fix core-pkey for default execute permission change

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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>
This commit is contained in:
Ram Pai 2018-07-17 06:51:09 -07:00 committed by Michael Ellerman
parent 07f522d203
commit 5db26e8903
1 changed files with 4 additions and 0 deletions
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4
tools/testing/selftests/powerpc/ptrace/core-pkey.c
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@ -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);