Commit 5db26e89 authored Jul 17, 2018 by Ram Pai Committed by Michael Ellerman Jul 24, 2018

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>

parent 07f522d2

tools/testing/selftests/powerpc/ptrace/core-pkey.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -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);