From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ram Pai Subject: [PATCH v10 06/24] selftests/vm: fix the wrong assert in pkey_disable_set() Date: Mon, 22 Jan 2018 10:51:59 -0800 Message-ID: <1516647137-11174-7-git-send-email-linuxram@us.ibm.com> References: <1516647137-11174-1-git-send-email-linuxram@us.ibm.com> Return-path: In-Reply-To: <1516647137-11174-1-git-send-email-linuxram@us.ibm.com> Sender: linux-kernel-owner@vger.kernel.org To: shuahkh@osg.samsung.com, linux-kselftest@vger.kernel.org Cc: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, akpm@linux-foundation.org, dave.hansen@intel.com, benh@kernel.crashing.org, paulus@samba.org, khandual@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, bsingharora@gmail.com, hbabu@us.ibm.com, mhocko@kernel.org, bauerman@linux.vnet.ibm.com, ebiederm@xmission.com, linuxram@us.ibm.com, arnd@arndb.de List-Id: linux-arch.vger.kernel.org If the flag is 0, no bits will be set. Hence we cant expect the resulting bitmap to have a higher value than what it was earlier. Signed-off-by: Ram Pai --- tools/testing/selftests/vm/protection_keys.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/tools/testing/selftests/vm/protection_keys.c b/tools/testing/selftests/vm/protection_keys.c index 83216c5..0109388 100644 --- a/tools/testing/selftests/vm/protection_keys.c +++ b/tools/testing/selftests/vm/protection_keys.c @@ -443,7 +443,7 @@ void pkey_disable_set(int pkey, int flags) dprintf1("%s(%d) pkey_reg: 0x%lx\n", __func__, pkey, rdpkey_reg()); if (flags) - pkey_assert(rdpkey_reg() > orig_pkey_reg); + pkey_assert(rdpkey_reg() >= orig_pkey_reg); dprintf1("END<---%s(%d, 0x%x)\n", __func__, pkey, flags); } -- 1.7.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-f193.google.com ([209.85.216.193]:40378 "EHLO mail-qt0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751149AbeAVSxF (ORCPT ); Mon, 22 Jan 2018 13:53:05 -0500 From: Ram Pai Subject: [PATCH v10 06/24] selftests/vm: fix the wrong assert in pkey_disable_set() Date: Mon, 22 Jan 2018 10:51:59 -0800 Message-ID: <1516647137-11174-7-git-send-email-linuxram@us.ibm.com> In-Reply-To: <1516647137-11174-1-git-send-email-linuxram@us.ibm.com> References: <1516647137-11174-1-git-send-email-linuxram@us.ibm.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: shuahkh@osg.samsung.com, linux-kselftest@vger.kernel.org Cc: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, akpm@linux-foundation.org, dave.hansen@intel.com, benh@kernel.crashing.org, paulus@samba.org, khandual@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, bsingharora@gmail.com, hbabu@us.ibm.com, mhocko@kernel.org, bauerman@linux.vnet.ibm.com, ebiederm@xmission.com, linuxram@us.ibm.com, arnd@arndb.de Message-ID: <20180122185159.yKw4fz1Mi_q0eT_PecCPEKZAyOwimZ2BLidwsfBiNLU@z> If the flag is 0, no bits will be set. Hence we cant expect the resulting bitmap to have a higher value than what it was earlier. Signed-off-by: Ram Pai --- tools/testing/selftests/vm/protection_keys.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/tools/testing/selftests/vm/protection_keys.c b/tools/testing/selftests/vm/protection_keys.c index 83216c5..0109388 100644 --- a/tools/testing/selftests/vm/protection_keys.c +++ b/tools/testing/selftests/vm/protection_keys.c @@ -443,7 +443,7 @@ void pkey_disable_set(int pkey, int flags) dprintf1("%s(%d) pkey_reg: 0x%lx\n", __func__, pkey, rdpkey_reg()); if (flags) - pkey_assert(rdpkey_reg() > orig_pkey_reg); + pkey_assert(rdpkey_reg() >= orig_pkey_reg); dprintf1("END<---%s(%d, 0x%x)\n", __func__, pkey, flags); } -- 1.7.1