From patchwork Mon Apr 18 17:10:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shivaprasad G Bhat X-Patchwork-Id: 12816967 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BB46DA29 for ; Mon, 18 Apr 2022 17:10:25 +0000 (UTC) Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 23IGIiK0016996; Mon, 18 Apr 2022 17:10:24 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=subject : from : to : cc : date : message-id : in-reply-to : references : mime-version : content-type : content-transfer-encoding; s=pp1; bh=OsEke/7OB8/xkVaFAhd/D0jZL1z6mL5+MBiR2jh4bBQ=; b=XjpL9qn7a0rVxgpLPW8WQhbUEK8bOThaPCDVtHnVyYZeqML4xFz647L5KLiqInXlDcEq mOsa+8Ko+NL60Rcru6xd0nHTVenrXecxSW7A0s04X/UlgmfKfPLQmEvD2F4PuTjmvN2d M/i229+bDfvcfzohpLHK0/CSlBfQutYJxVP75+AaUYdtMvL5zHFdVHrdjh8S4hZ6Jb+Y IUjWWpNN5sXXbv0Q7vBd8QUhDTDNd6nFGMTmspXtA1GKF0fyCaHZSouTLQBhK67iI6wC ss53yBgLHnRL+GDHbGKlHKkm4ko49y0S5l1B7qjLiCTCndVcyiDmsEojMcRGnWE5itU3 2w== Received: from ppma01fra.de.ibm.com (46.49.7a9f.ip4.static.sl-reverse.com [159.122.73.70]) by mx0a-001b2d01.pphosted.com with ESMTP id 3fg7d6s7ef-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Apr 2022 17:10:24 +0000 Received: from pps.filterd (ppma01fra.de.ibm.com [127.0.0.1]) by ppma01fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 23IH2pUY027218; Mon, 18 Apr 2022 17:10:21 GMT Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by ppma01fra.de.ibm.com with ESMTP id 3ffne8tdfe-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Apr 2022 17:10:21 +0000 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 23IHAI9w37945758 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 18 Apr 2022 17:10:18 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5FD9542047; Mon, 18 Apr 2022 17:10:18 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 746264203F; Mon, 18 Apr 2022 17:10:17 +0000 (GMT) Received: from lep8c.aus.stglabs.ibm.com (unknown [9.40.192.207]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 18 Apr 2022 17:10:17 +0000 (GMT) Subject: [RFC ndctl PATCH 2/9] test: core: Fix module unload failures From: Shivaprasad G Bhat To: nvdimm@lists.linux.dev, dan.j.williams@intel.com, vishal.l.verma@intel.com Cc: aneesh.kumar@linux.ibm.com, sbhat@linux.ibm.com, vaibhav@linux.ibm.com Date: Mon, 18 Apr 2022 12:10:16 -0500 Message-ID: <165030181048.3224737.7100905803654677976.stgit@lep8c.aus.stglabs.ibm.com> In-Reply-To: <165030175745.3224737.6985015146263991065.stgit@lep8c.aus.stglabs.ibm.com> References: <165030175745.3224737.6985015146263991065.stgit@lep8c.aus.stglabs.ibm.com> User-Agent: StGit/1.1+40.g1b20 Precedence: bulk X-Mailing-List: nvdimm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 58wJGlHTaJb70Rx-FKjo5fKgxXIW4hCX X-Proofpoint-GUID: 58wJGlHTaJb70Rx-FKjo5fKgxXIW4hCX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-04-18_02,2022-04-15_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 impostorscore=0 mlxlogscore=999 phishscore=0 clxscore=1015 spamscore=0 malwarescore=0 priorityscore=1501 mlxscore=0 adultscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2204180101 The kmod_module_remove_module() called by the tests without disabling the regions from the test provider. So, the module remove fails during many of the tests. The patch writes a wrapper which properly disables the test provider specific regions before calling the kmod_module_remove_module(). Signed-off-by: Shivaprasad G Bhat --- test.h | 2 ++ test/ack-shutdown-count-set.c | 4 ++-- test/core.c | 28 ++++++++++++++++++++++++++++ test/dsm-fail.c | 4 ++-- test/libndctl.c | 3 +-- test/pmem_namespaces.c | 23 ++++++----------------- 6 files changed, 41 insertions(+), 23 deletions(-) diff --git a/test.h b/test.h index b2267e66..6cff4189 100644 --- a/test.h +++ b/test.h @@ -23,6 +23,8 @@ struct kmod_module; int ndctl_test_init(struct kmod_ctx **ctx, struct kmod_module **mod, struct ndctl_ctx *nd_ctx, int log_level, struct ndctl_test *test); +int ndctl_test_module_remove(struct kmod_ctx **ctx, struct kmod_module **mod, + struct ndctl_ctx *nd_ctx); struct ndctl_ctx; int test_parent_uuid(int loglevel, struct ndctl_test *test, struct ndctl_ctx *ctx); diff --git a/test/ack-shutdown-count-set.c b/test/ack-shutdown-count-set.c index f091a404..2d77aa07 100644 --- a/test/ack-shutdown-count-set.c +++ b/test/ack-shutdown-count-set.c @@ -109,9 +109,9 @@ static int test_ack_shutdown_count_set(int loglevel, struct ndctl_test *test, } result = do_test(ctx, test); - kmod_module_remove_module(mod, 0); - kmod_unref(kmod_ctx); + ndctl_test_module_remove(&kmod_ctx, &mod, ctx); + return result; } diff --git a/test/core.c b/test/core.c index 5d1aa237..7b23e258 100644 --- a/test/core.c +++ b/test/core.c @@ -107,6 +107,34 @@ int ndctl_test_get_skipped(struct ndctl_test *test) return test->skip; } +void ndctl_test_module_remove(struct kmod_ctx **ctx, struct kmod_module **mod, + struct ndctl_ctx *nd_ctx) +{ + struct ndctl_bus *bus; + int rc; + + ndctl_bus_foreach(nd_ctx, bus) { + struct ndctl_region *region; + + if ((strcmp(ndctl_bus_get_provider(bus), + "nfit_test.0") != 0) && + strcmp(ndctl_bus_get_provider(bus), + "nfit_test.1") != 0) + continue; + + ndctl_region_foreach(bus, region) + ndctl_region_disable_invalidate(region); + } + + rc = kmod_module_remove_module(*mod, 0); + if (rc < 0 && rc != -ENOENT) { + fprintf(stderr, "couldn't remove module %s\n", + strerror(-rc)); + } + + kmod_unref(*ctx); +} + int ndctl_test_init(struct kmod_ctx **ctx, struct kmod_module **mod, struct ndctl_ctx *nd_ctx, int log_level, struct ndctl_test *test) diff --git a/test/dsm-fail.c b/test/dsm-fail.c index 5b443dcd..65ac2bd4 100644 --- a/test/dsm-fail.c +++ b/test/dsm-fail.c @@ -356,9 +356,9 @@ int test_dsm_fail(int loglevel, struct ndctl_test *test, struct ndctl_ctx *ctx) } result = do_test(ctx, test); - kmod_module_remove_module(mod, 0); - kmod_unref(kmod_ctx); + ndctl_test_module_remove(&kmod_ctx, &mod, ctx); + return result; } diff --git a/test/libndctl.c b/test/libndctl.c index 51245cf4..df61f84c 100644 --- a/test/libndctl.c +++ b/test/libndctl.c @@ -2612,8 +2612,7 @@ int test_libndctl(int loglevel, struct ndctl_test *test, struct ndctl_ctx *ctx) if (i >= ARRAY_SIZE(do_test)) result = EXIT_SUCCESS; - kmod_module_remove_module(mod, 0); - kmod_unref(kmod_ctx); + ndctl_test_module_remove(&kmod_ctx, &mod, ctx); return result; } diff --git a/test/pmem_namespaces.c b/test/pmem_namespaces.c index 4bafff51..64207020 100644 --- a/test/pmem_namespaces.c +++ b/test/pmem_namespaces.c @@ -198,7 +198,7 @@ int test_pmem_namespaces(int log_level, struct ndctl_test *test, rc = 77; ndctl_test_skip(test); fprintf(stderr, "nfit_test unavailable skipping tests\n"); - goto err_module; + goto exit; } } @@ -214,7 +214,7 @@ int test_pmem_namespaces(int log_level, struct ndctl_test *test, if (rc < 0) { fprintf(stderr, "failed to zero %s\n", ndctl_dimm_get_devname(dimm)); - goto err; + goto exit; } } @@ -228,14 +228,14 @@ int test_pmem_namespaces(int log_level, struct ndctl_test *test, if (!pmem_region || ndctl_region_enable(pmem_region) < 0) { fprintf(stderr, "%s: failed to find PMEM region\n", comm); rc = -ENODEV; - goto err; + goto exit; } rc = -ENODEV; ndns = create_pmem_namespace(pmem_region); if (!ndns) { fprintf(stderr, "%s: failed to create PMEM namespace\n", comm); - goto err; + goto exit; } sprintf(bdev, "/dev/%s", ndctl_namespace_get_block_device(ndns)); @@ -243,20 +243,9 @@ int test_pmem_namespaces(int log_level, struct ndctl_test *test, disable_pmem_namespace(ndns); - err: - /* unload nfit_test */ - bus = ndctl_bus_get_by_provider(ctx, "nfit_test.0"); - if (bus) - ndctl_region_foreach(bus, region) - ndctl_region_disable_invalidate(region); - bus = ndctl_bus_get_by_provider(ctx, "nfit_test.1"); - if (bus) - ndctl_region_foreach(bus, region) - ndctl_region_disable_invalidate(region); - kmod_module_remove_module(mod, 0); + exit: + ndctl_test_module_remove(&kmod_ctx, &mod, ctx); - err_module: - kmod_unref(kmod_ctx); return rc; }