From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 939C2A04BB for ; Fri, 11 Sep 2020 18:10:50 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 7BC521C125; Fri, 11 Sep 2020 18:10:49 +0200 (CEST) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by dpdk.org (Postfix) with ESMTP id 860D3E07; Fri, 11 Sep 2020 18:10:47 +0200 (CEST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1D969106F; Fri, 11 Sep 2020 09:10:47 -0700 (PDT) Received: from net-arm-n1sdp.shanghai.arm.com (net-arm-n1sdp.shanghai.arm.com [10.169.208.213]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 5CB233F73C; Fri, 11 Sep 2020 09:10:44 -0700 (PDT) From: Feifei Wang To: Honnappa Nagarahalli , Konstantin Ananyev , Olivier Matz , Gavin Hu Cc: dev@dpdk.org, nd@arm.com, Feifei Wang , stable@dpdk.org Date: Fri, 11 Sep 2020 11:10:01 -0500 Message-Id: <20200911161002.19816-6-feifei.wang2@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200911161002.19816-1-feifei.wang2@arm.com> References: <20200729063105.11299-1-feifei.wang2@arm.com> <20200911161002.19816-1-feifei.wang2@arm.com> Subject: [dpdk-stable] [PATCH v3 5/6] test/ring: fix wrong size used in memcmp X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" When using memcmp function to check data, the third param should be the size of all elements, rather than the number of the elements. Furthermore, do code clean up by moving repeated code inside 'test_ring_mem_cmp' function to validate data and print information of enqueue/dequeue elements if validation fails. Fixes: a9fe152363e2 ("test/ring: add custom element size functional tests") Cc: honnappa.nagarahalli@arm.com Cc: stable@dpdk.org Signed-off-by: Feifei Wang Reviewed-by: Ruifeng Wang Reviewed-by: Phil Yang Reviewed-by: Dharmik Thakkar --- app/test/test_ring.c | 59 ++++++++++++++++++++------------------------ 1 file changed, 27 insertions(+), 32 deletions(-) diff --git a/app/test/test_ring.c b/app/test/test_ring.c index 811adc523..4a2bd39fc 100644 --- a/app/test/test_ring.c +++ b/app/test/test_ring.c @@ -258,6 +258,21 @@ test_ring_mem_init(void *obj, unsigned int count, int esize) ((uint32_t *)obj)[i] = i; } +static int +test_ring_mem_cmp(void *src, void *dst, unsigned int size) +{ + int ret; + + ret = memcmp(src, dst, size); + if (ret) { + rte_hexdump(stdout, "src", src, size); + rte_hexdump(stdout, "dst", dst, size); + printf("data after dequeue is not the same\n"); + } + + return ret; +} + static void test_ring_print_test_string(const char *istr, unsigned int api_type, int esize) { @@ -383,7 +398,7 @@ test_ring_burst_bulk_tests1(unsigned int test_idx) struct rte_ring *r; void **src = NULL, **cur_src = NULL, **dst = NULL, **cur_dst = NULL; int ret; - unsigned int i, j; + unsigned int i, j, temp_sz; int rand; const unsigned int rsz = RING_SIZE - 1; @@ -444,7 +459,11 @@ test_ring_burst_bulk_tests1(unsigned int test_idx) TEST_RING_VERIFY(rte_ring_empty(r)); /* check data */ - TEST_RING_VERIFY(memcmp(src, dst, rsz) == 0); + temp_sz = rsz * sizeof(void *); + if (esize[i] != -1) + temp_sz = rsz * esize[i]; + TEST_RING_VERIFY(test_ring_mem_cmp(src, dst, + temp_sz) == 0); } /* Free memory before test completed */ @@ -538,12 +557,8 @@ test_ring_burst_bulk_tests2(unsigned int test_idx) cur_dst = test_ring_inc_ptr(cur_dst, esize[i], MAX_BULK); /* check data */ - if (memcmp(src, dst, cur_dst - dst)) { - rte_hexdump(stdout, "src", src, cur_src - src); - rte_hexdump(stdout, "dst", dst, cur_dst - dst); - printf("data after dequeue is not the same\n"); + if (test_ring_mem_cmp(src, dst, RTE_PTR_DIFF(cur_dst, dst))) goto fail; - } /* Free memory before test completed */ rte_ring_free(r); @@ -614,12 +629,8 @@ test_ring_burst_bulk_tests3(unsigned int test_idx) } /* check data */ - if (memcmp(src, dst, cur_dst - dst)) { - rte_hexdump(stdout, "src", src, cur_src - src); - rte_hexdump(stdout, "dst", dst, cur_dst - dst); - printf("data after dequeue is not the same\n"); + if (test_ring_mem_cmp(src, dst, RTE_PTR_DIFF(cur_dst, dst))) goto fail; - } /* Free memory before test completed */ rte_ring_free(r); @@ -747,12 +758,8 @@ test_ring_burst_bulk_tests4(unsigned int test_idx) goto fail; /* check data */ - if (memcmp(src, dst, cur_dst - dst)) { - rte_hexdump(stdout, "src", src, cur_src - src); - rte_hexdump(stdout, "dst", dst, cur_dst - dst); - printf("data after dequeue is not the same\n"); + if (test_ring_mem_cmp(src, dst, RTE_PTR_DIFF(cur_dst, dst))) goto fail; - } /* Free memory before test completed */ rte_ring_free(r); @@ -857,12 +864,8 @@ test_ring_basic_ex(void) } /* check data */ - if (memcmp(src, dst, cur_src - src)) { - rte_hexdump(stdout, "src", src, cur_src - src); - rte_hexdump(stdout, "dst", dst, cur_dst - dst); - printf("data after dequeue is not the same\n"); + if (test_ring_mem_cmp(src, dst, RTE_PTR_DIFF(cur_src, src))) goto fail_test; - } /* Following tests use the configured flags to decide * SP/SC or MP/MC. @@ -909,12 +912,8 @@ test_ring_basic_ex(void) cur_dst = test_ring_inc_ptr(cur_dst, esize[i], 2); /* check data */ - if (memcmp(src, dst, cur_dst - dst)) { - rte_hexdump(stdout, "src", src, cur_src - src); - rte_hexdump(stdout, "dst", dst, cur_dst - dst); - printf("data after dequeue is not the same\n"); + if (test_ring_mem_cmp(src, dst, RTE_PTR_DIFF(cur_dst, dst))) goto fail_test; - } rte_ring_free(rp); rte_free(src); @@ -1047,12 +1046,8 @@ test_ring_with_exact_size(void) } /* check data */ - if (memcmp(src, dst, cur_dst - dst)) { - rte_hexdump(stdout, "src", src, cur_src - src); - rte_hexdump(stdout, "dst", dst, cur_dst - dst); - printf("data after dequeue is not the same\n"); + if (test_ring_mem_cmp(src, dst, RTE_PTR_DIFF(cur_dst, dst))) goto test_fail; - } rte_free(src_orig); rte_free(dst_orig); -- 2.17.1