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Fri, 10 Jul 2020 23:50:01 +0000 (GMT) Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 867316E050; Fri, 10 Jul 2020 23:50:00 +0000 (GMT) Received: from localhost.localdomain (unknown [9.211.134.102]) by b03ledav001.gho.boulder.ibm.com (Postfix) with ESMTP; Fri, 10 Jul 2020 23:50:00 +0000 (GMT) Message-ID: <0315251705baff94f678c33178491b5008723511.camel@linux.ibm.com> Subject: [PATCH V2 2/2] selftests/powerpc: Use proper error code to check fault address From: Haren Myneni To: mpe@ellerman.id.au Date: Fri, 10 Jul 2020 16:49:58 -0700 In-Reply-To: <019fd53e7538c6f8f332d175df74b1815ef5aa8c.camel@linux.ibm.com> References: <019fd53e7538c6f8f332d175df74b1815ef5aa8c.camel@linux.ibm.com> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.36.2 (3.36.2-1.fc32) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-07-10_14:2020-07-10, 2020-07-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 lowpriorityscore=0 phishscore=0 mlxscore=0 spamscore=0 adultscore=0 impostorscore=0 bulkscore=0 priorityscore=1501 suspectscore=1 malwarescore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007100155 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: tulioqm@br.ibm.com, linuxppc-dev@lists.ozlabs.org, abali@us.ibm.com, rzinsly@linux.ibm.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" ERR_NX_TRANSLATION(CSB.CC=5) is for internal to VAS for fault handling and should not used by OS. ERR_NX_AT_FAULT(CSB.CC=250) is the proper error code should be reported by OS when NX encounters address translation failure. This patch uses CC=250 to determine the fault address when the request is not successful. Signed-off-by: Haren Myneni --- tools/testing/selftests/powerpc/nx-gzip/gunz_test.c | 4 ++-- tools/testing/selftests/powerpc/nx-gzip/gzfht_test.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/tools/testing/selftests/powerpc/nx-gzip/gunz_test.c b/tools/testing/selftests/powerpc/nx-gzip/gunz_test.c index 6ee0fde..7c23d3d 100644 --- a/tools/testing/selftests/powerpc/nx-gzip/gunz_test.c +++ b/tools/testing/selftests/powerpc/nx-gzip/gunz_test.c @@ -698,13 +698,13 @@ int decompress_file(int argc, char **argv, void *devhandle) switch (cc) { - case ERR_NX_TRANSLATION: + case ERR_NX_AT_FAULT: /* We touched the pages ahead of time. In the most common case * we shouldn't be here. But may be some pages were paged out. * Kernel should have placed the faulting address to fsaddr. */ - NXPRT(fprintf(stderr, "ERR_NX_TRANSLATION %p\n", + NXPRT(fprintf(stderr, "ERR_NX_AT_FAULT %p\n", (void *)cmdp->crb.csb.fsaddr)); if (pgfault_retries == NX_MAX_FAULTS) { diff --git a/tools/testing/selftests/powerpc/nx-gzip/gzfht_test.c b/tools/testing/selftests/powerpc/nx-gzip/gzfht_test.c index 7496a83..02dffb6 100644 --- a/tools/testing/selftests/powerpc/nx-gzip/gzfht_test.c +++ b/tools/testing/selftests/powerpc/nx-gzip/gzfht_test.c @@ -306,13 +306,13 @@ int compress_file(int argc, char **argv, void *handle) lzcounts, cmdp, handle); if (cc != ERR_NX_OK && cc != ERR_NX_TPBC_GT_SPBC && - cc != ERR_NX_TRANSLATION) { + cc != ERR_NX_AT_FAULT) { fprintf(stderr, "nx error: cc= %d\n", cc); exit(-1); } /* Page faults are handled by the user code */ - if (cc == ERR_NX_TRANSLATION) { + if (cc == ERR_NX_AT_FAULT) { NXPRT(fprintf(stderr, "page fault: cc= %d, ", cc)); NXPRT(fprintf(stderr, "try= %d, fsa= %08llx\n", fault_tries, -- 1.8.3.1