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[2620:137:e000::1:20]) by mx.google.com with ESMTP id y8-20020a170902700800b0018916a0c938si7778641plk.395.2022.11.22.12.48.30; Tue, 22 Nov 2022 12:48:46 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@efficios.com header.s=smtpout1 header.b="hURPSG/h"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=efficios.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235071AbiKVUmX (ORCPT + 99 others); Tue, 22 Nov 2022 15:42:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47980 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234738AbiKVUlB (ORCPT ); Tue, 22 Nov 2022 15:41:01 -0500 Received: from smtpout.efficios.com (smtpout.efficios.com [167.114.26.122]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7655B85161; Tue, 22 Nov 2022 12:39:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=efficios.com; s=smtpout1; t=1669149596; bh=i8g/GvauG/kg2WHWmSyOCdrT/ckBtsOzQscjDSY2tkk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hURPSG/h3z0spYO9rFVodxRCnueLJfSWc/mTGHbZtemiALAqpSO/PdMCs+vrepjFZ DNJMhMuZxCBLYrOQMTXWKjuhEkOufiicSdQo8su52BXzYr/cvp90rURfbOBua0u3a9 Hl0cxnClYJmIrA9q5+6zXfgUatIIfx3XsMjA6yj1krbyJGlGsSENuk4RJhgAsCbfJi ZpjKvjA4QUnkEA6oL7ZBvvdaqFYPrcfQPguNM94yTO4+DQJtDBi75gFvE4cLKGZUPA a6wVkgijjOhzIi5HErPL8Ohku9JBZkT4kc5U1xs8we6bHivzV3kOVKQPVAo81H/KpT oDQKUJsy/0Bfw== Received: from localhost.localdomain (192-222-180-24.qc.cable.ebox.net [192.222.180.24]) by smtpout.efficios.com (Postfix) with ESMTPSA id 4NGx2h2zcwzXLT; Tue, 22 Nov 2022 15:39:56 -0500 (EST) From: Mathieu Desnoyers To: Peter Zijlstra Cc: linux-kernel@vger.kernel.org, Thomas Gleixner , "Paul E . McKenney" , Boqun Feng , "H . Peter Anvin" , Paul Turner , linux-api@vger.kernel.org, Christian Brauner , Florian Weimer , David.Laight@ACULAB.COM, carlos@redhat.com, Peter Oskolkov , Alexander Mikhalitsyn , Chris Kennelly , Mathieu Desnoyers Subject: [PATCH 29/30] selftests/rseq: Implement mm_numa_cid tests Date: Tue, 22 Nov 2022 15:39:31 -0500 Message-Id: <20221122203932.231377-30-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221122203932.231377-1-mathieu.desnoyers@efficios.com> References: <20221122203932.231377-1-mathieu.desnoyers@efficios.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1750230762101607243?= X-GMAIL-MSGID: =?utf-8?q?1750230762101607243?= Implement rseq selftests for the mm_numa_cid struct rseq field. Signed-off-by: Mathieu Desnoyers --- tools/testing/selftests/rseq/.gitignore | 4 ++++ tools/testing/selftests/rseq/Makefile | 16 ++++++++++++- .../selftests/rseq/basic_percpu_ops_test.c | 12 ++++++++++ tools/testing/selftests/rseq/param_test.c | 24 +++++++++++++++++++ tools/testing/selftests/rseq/rseq.h | 19 +++++++++++++++ 5 files changed, 74 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/rseq/.gitignore b/tools/testing/selftests/rseq/.gitignore index 8a8d163cbb9f..e4dff7a20b3a 100644 --- a/tools/testing/selftests/rseq/.gitignore +++ b/tools/testing/selftests/rseq/.gitignore @@ -2,6 +2,7 @@ basic_numa_test basic_percpu_ops_test basic_percpu_ops_mm_cid_test +basic_percpu_ops_mm_numa_cid_test basic_test basic_rseq_op_test param_test @@ -10,3 +11,6 @@ param_test_compare_twice param_test_mm_cid param_test_mm_cid_benchmark param_test_mm_cid_compare_twice +param_test_mm_numa_cid +param_test_mm_numa_cid_benchmark +param_test_mm_numa_cid_compare_twice diff --git a/tools/testing/selftests/rseq/Makefile b/tools/testing/selftests/rseq/Makefile index a00b9dc8eec5..14119871f16f 100644 --- a/tools/testing/selftests/rseq/Makefile +++ b/tools/testing/selftests/rseq/Makefile @@ -14,7 +14,9 @@ OVERRIDE_TARGETS = 1 TEST_GEN_PROGS = basic_test basic_numa_test basic_percpu_ops_test basic_percpu_ops_mm_cid_test param_test \ param_test_benchmark param_test_compare_twice param_test_mm_cid \ - param_test_mm_cid_benchmark param_test_mm_cid_compare_twice + param_test_mm_cid_benchmark param_test_mm_cid_compare_twice \ + param_test_mm_numa_cid param_test_mm_numa_cid_benchmark \ + param_test_mm_numa_cid_compare_twice TEST_GEN_PROGS_EXTENDED = librseq.so @@ -52,3 +54,15 @@ $(OUTPUT)/param_test_mm_cid_benchmark: param_test.c $(TEST_GEN_PROGS_EXTENDED) \ $(OUTPUT)/param_test_mm_cid_compare_twice: param_test.c $(TEST_GEN_PROGS_EXTENDED) \ rseq.h rseq-*.h $(CC) $(CFLAGS) -DBUILDOPT_RSEQ_PERCPU_MM_CID -DRSEQ_COMPARE_TWICE $< $(LDLIBS) -lrseq -o $@ + +$(OUTPUT)/param_test_mm_numa_cid: param_test.c $(TEST_GEN_PROGS_EXTENDED) \ + rseq.h rseq-*.h + $(CC) $(CFLAGS) -DBUILDOPT_RSEQ_PERCPU_MM_NUMA_CID $< $(LDLIBS) -lrseq -o $@ + +$(OUTPUT)/param_test_mm_numa_cid_benchmark: param_test.c $(TEST_GEN_PROGS_EXTENDED) \ + rseq.h rseq-*.h + $(CC) $(CFLAGS) -DBUILDOPT_RSEQ_PERCPU_MM_NUMA_CID -DBENCHMARK $< $(LDLIBS) -lrseq -o $@ + +$(OUTPUT)/param_test_mm_numa_cid_compare_twice: param_test.c $(TEST_GEN_PROGS_EXTENDED) \ + rseq.h rseq-*.h + $(CC) $(CFLAGS) -DBUILDOPT_RSEQ_PERCPU_MM_NUMA_CID -DRSEQ_COMPARE_TWICE $< $(LDLIBS) -lrseq -o $@ diff --git a/tools/testing/selftests/rseq/basic_percpu_ops_test.c b/tools/testing/selftests/rseq/basic_percpu_ops_test.c index 887542961968..5631b4e7130c 100644 --- a/tools/testing/selftests/rseq/basic_percpu_ops_test.c +++ b/tools/testing/selftests/rseq/basic_percpu_ops_test.c @@ -24,6 +24,18 @@ bool rseq_validate_cpu_id(void) { return rseq_mm_cid_available(); } +#elif defined(BUILDOPT_RSEQ_PERCPU_MM_NUMA_CID) +# define RSEQ_PERCPU RSEQ_PERCPU_MM_NUMA_CID +static +int get_current_cpu_id(void) +{ + return rseq_current_mm_numa_cid(); +} +static +bool rseq_validate_cpu_id(void) +{ + return rseq_mm_numa_cid_available(); +} #else # define RSEQ_PERCPU RSEQ_PERCPU_CPU_ID static diff --git a/tools/testing/selftests/rseq/param_test.c b/tools/testing/selftests/rseq/param_test.c index bf951a490bb4..b32c45ec9a56 100644 --- a/tools/testing/selftests/rseq/param_test.c +++ b/tools/testing/selftests/rseq/param_test.c @@ -300,6 +300,30 @@ int rseq_membarrier_expedited(int cpu) 0, 0); } # endif /* TEST_MEMBARRIER */ +#elif defined(BUILDOPT_RSEQ_PERCPU_MM_NUMA_CID) +# define RSEQ_PERCPU RSEQ_PERCPU_MM_NUMA_CID +static +int get_current_cpu_id(void) +{ + return rseq_current_mm_numa_cid(); +} +static +bool rseq_validate_cpu_id(void) +{ + return rseq_mm_numa_cid_available(); +} +# ifdef TEST_MEMBARRIER +/* + * Membarrier does not currently support targeting a mm_numa_cid, so + * issue the barrier on all cpus. + */ +static +int rseq_membarrier_expedited(int cpu) +{ + return sys_membarrier(MEMBARRIER_CMD_PRIVATE_EXPEDITED_RSEQ, + 0, 0); +} +# endif /* TEST_MEMBARRIER */ #else # define RSEQ_PERCPU RSEQ_PERCPU_CPU_ID static diff --git a/tools/testing/selftests/rseq/rseq.h b/tools/testing/selftests/rseq/rseq.h index 6b682abf39b0..91923c7b74b0 100644 --- a/tools/testing/selftests/rseq/rseq.h +++ b/tools/testing/selftests/rseq/rseq.h @@ -86,6 +86,7 @@ enum rseq_mo { enum rseq_percpu_mode { RSEQ_PERCPU_CPU_ID = 0, RSEQ_PERCPU_MM_CID = 1, + RSEQ_PERCPU_MM_NUMA_CID = 2, }; static inline struct rseq_abi *rseq_get_abi(void) @@ -258,6 +259,8 @@ int rseq_cmpeqv_storev(enum rseq_mo rseq_mo, enum rseq_percpu_mode percpu_mode, return rseq_cmpeqv_storev_relaxed_cpu_id(v, expect, newv, cpu); case RSEQ_PERCPU_MM_CID: return rseq_cmpeqv_storev_relaxed_mm_cid(v, expect, newv, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_cmpeqv_storev_relaxed_mm_numa_cid(v, expect, newv, cpu); } return -1; } @@ -278,6 +281,8 @@ int rseq_cmpnev_storeoffp_load(enum rseq_mo rseq_mo, enum rseq_percpu_mode percp return rseq_cmpnev_storeoffp_load_relaxed_cpu_id(v, expectnot, voffp, load, cpu); case RSEQ_PERCPU_MM_CID: return rseq_cmpnev_storeoffp_load_relaxed_mm_cid(v, expectnot, voffp, load, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_cmpnev_storeoffp_load_relaxed_mm_numa_cid(v, expectnot, voffp, load, cpu); } return -1; } @@ -293,6 +298,8 @@ int rseq_addv(enum rseq_mo rseq_mo, enum rseq_percpu_mode percpu_mode, return rseq_addv_relaxed_cpu_id(v, count, cpu); case RSEQ_PERCPU_MM_CID: return rseq_addv_relaxed_mm_cid(v, count, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_addv_relaxed_mm_numa_cid(v, count, cpu); } return -1; } @@ -313,6 +320,8 @@ int rseq_offset_deref_addv(enum rseq_mo rseq_mo, enum rseq_percpu_mode percpu_mo return rseq_offset_deref_addv_relaxed_cpu_id(ptr, off, inc, cpu); case RSEQ_PERCPU_MM_CID: return rseq_offset_deref_addv_relaxed_mm_cid(ptr, off, inc, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_offset_deref_addv_relaxed_mm_numa_cid(ptr, off, inc, cpu); } return -1; } @@ -331,6 +340,8 @@ int rseq_cmpeqv_trystorev_storev(enum rseq_mo rseq_mo, enum rseq_percpu_mode per return rseq_cmpeqv_trystorev_storev_relaxed_cpu_id(v, expect, v2, newv2, newv, cpu); case RSEQ_PERCPU_MM_CID: return rseq_cmpeqv_trystorev_storev_relaxed_mm_cid(v, expect, v2, newv2, newv, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_cmpeqv_trystorev_storev_relaxed_mm_numa_cid(v, expect, v2, newv2, newv, cpu); } return -1; case RSEQ_MO_RELEASE: @@ -339,6 +350,8 @@ int rseq_cmpeqv_trystorev_storev(enum rseq_mo rseq_mo, enum rseq_percpu_mode per return rseq_cmpeqv_trystorev_storev_release_cpu_id(v, expect, v2, newv2, newv, cpu); case RSEQ_PERCPU_MM_CID: return rseq_cmpeqv_trystorev_storev_release_mm_cid(v, expect, v2, newv2, newv, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_cmpeqv_trystorev_storev_release_mm_numa_cid(v, expect, v2, newv2, newv, cpu); } return -1; default: @@ -359,6 +372,8 @@ int rseq_cmpeqv_cmpeqv_storev(enum rseq_mo rseq_mo, enum rseq_percpu_mode percpu return rseq_cmpeqv_cmpeqv_storev_relaxed_cpu_id(v, expect, v2, expect2, newv, cpu); case RSEQ_PERCPU_MM_CID: return rseq_cmpeqv_cmpeqv_storev_relaxed_mm_cid(v, expect, v2, expect2, newv, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_cmpeqv_cmpeqv_storev_relaxed_mm_numa_cid(v, expect, v2, expect2, newv, cpu); } return -1; } @@ -376,6 +391,8 @@ int rseq_cmpeqv_trymemcpy_storev(enum rseq_mo rseq_mo, enum rseq_percpu_mode per return rseq_cmpeqv_trymemcpy_storev_relaxed_cpu_id(v, expect, dst, src, len, newv, cpu); case RSEQ_PERCPU_MM_CID: return rseq_cmpeqv_trymemcpy_storev_relaxed_mm_cid(v, expect, dst, src, len, newv, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_cmpeqv_trymemcpy_storev_relaxed_mm_numa_cid(v, expect, dst, src, len, newv, cpu); } return -1; case RSEQ_MO_RELEASE: @@ -384,6 +401,8 @@ int rseq_cmpeqv_trymemcpy_storev(enum rseq_mo rseq_mo, enum rseq_percpu_mode per return rseq_cmpeqv_trymemcpy_storev_release_cpu_id(v, expect, dst, src, len, newv, cpu); case RSEQ_PERCPU_MM_CID: return rseq_cmpeqv_trymemcpy_storev_release_mm_cid(v, expect, dst, src, len, newv, cpu); + case RSEQ_PERCPU_MM_NUMA_CID: + return rseq_cmpeqv_trymemcpy_storev_release_mm_numa_cid(v, expect, dst, src, len, newv, cpu); } return -1; default: