From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ram Pai Subject: [PATCH v13 08/24] selftests/vm: fix the wrong assert in pkey_disable_set() Date: Wed, 13 Jun 2018 17:44:59 -0700 Message-ID: <1528937115-10132-9-git-send-email-linuxram@us.ibm.com> References: <1528937115-10132-1-git-send-email-linuxram@us.ibm.com> Return-path: In-Reply-To: <1528937115-10132-1-git-send-email-linuxram@us.ibm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+glppe-linuxppc-embedded-2=m.gmane.org@lists.ozlabs.org Sender: "Linuxppc-dev" To: shuahkh@osg.samsung.com, linux-kselftest@vger.kernel.org Cc: linux-arch@vger.kernel.org, fweimer@redhat.com, dave.hansen@intel.com, x86@kernel.org, linuxram@us.ibm.com, mhocko@kernel.org, linux-mm@kvack.org, mingo@redhat.com, aneesh.kumar@linux.vnet.ibm.com, bauerman@linux.vnet.ibm.com, msuchanek@suse.de, linuxppc-dev@lists.ozlabs.org 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. cc: Dave Hansen cc: Florian Weimer 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 57340b3..5fcccdb 100644 --- a/tools/testing/selftests/vm/protection_keys.c +++ b/tools/testing/selftests/vm/protection_keys.c @@ -415,7 +415,7 @@ void pkey_disable_set(int pkey, int flags) dprintf1("%s(%d) pkey_reg: 0x"PKEY_REG_FMT"\n", __func__, pkey, read_pkey_reg()); if (flags) - pkey_assert(read_pkey_reg() > orig_pkey_reg); + pkey_assert(read_pkey_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-qk0-f195.google.com ([209.85.220.195]:41427 "EHLO mail-qk0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935869AbeFNArB (ORCPT ); Wed, 13 Jun 2018 20:47:01 -0400 From: Ram Pai Subject: [PATCH v13 08/24] selftests/vm: fix the wrong assert in pkey_disable_set() Date: Wed, 13 Jun 2018 17:44:59 -0700 Message-ID: <1528937115-10132-9-git-send-email-linuxram@us.ibm.com> In-Reply-To: <1528937115-10132-1-git-send-email-linuxram@us.ibm.com> References: <1528937115-10132-1-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, mingo@redhat.com, dave.hansen@intel.com, mhocko@kernel.org, bauerman@linux.vnet.ibm.com, linuxram@us.ibm.com, fweimer@redhat.com, msuchanek@suse.de, aneesh.kumar@linux.vnet.ibm.com Message-ID: <20180614004459._RoDgKZfQLg7VjKGqk90taPlMXbNkWiqqoOpOkVuAHU@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. cc: Dave Hansen cc: Florian Weimer 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 57340b3..5fcccdb 100644 --- a/tools/testing/selftests/vm/protection_keys.c +++ b/tools/testing/selftests/vm/protection_keys.c @@ -415,7 +415,7 @@ void pkey_disable_set(int pkey, int flags) dprintf1("%s(%d) pkey_reg: 0x"PKEY_REG_FMT"\n", __func__, pkey, read_pkey_reg()); if (flags) - pkey_assert(read_pkey_reg() > orig_pkey_reg); + pkey_assert(read_pkey_reg() >= orig_pkey_reg); dprintf1("END<---%s(%d, 0x%x)\n", __func__, pkey, flags); } -- 1.7.1