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Date: Sun, 19 Apr 2020 12:07:20 +0200 (CEST)
From: checkpatch@dpdk.org
Subject: [dpdk-test-report] |WARNING| pw68888 [PATCH v6 14/33] eal/trace:
	implement provider payload
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Test-Label: checkpatch
Test-Status: WARNING
http://dpdk.org/patch/68888

_coding style issues_


WARNING:MACRO_WITH_FLOW_CONTROL: Macros with flow control statements should be avoided
#192: FILE: lib/librte_eal/include/rte_trace_point_provider.h:91:
+#define __rte_trace_point_emit_header_generic(t)\
+void *mem;\
+do {\
+	const uint64_t val = __atomic_load_n(t, __ATOMIC_ACQUIRE);\
+	if (likely(!(val & __RTE_TRACE_FIELD_ENABLE_MASK)))\
+		return;\
+	mem = __rte_trace_mem_get(val);\
+	if (unlikely(mem == NULL)) \
+		return;\
+	mem = __rte_trace_point_emit_ev_header(mem, val);\
+} while (0)

ERROR:MULTISTATEMENT_MACRO_USE_DO_WHILE: Macros starting with if should be enclosed by a do - while loop to avoid possible if/else logic defects
#204: FILE: lib/librte_eal/include/rte_trace_point_provider.h:103:
+#define __rte_trace_point_emit_header_fp(t)\
+	if (__rte_trace_point_fp_is_enabled() == false)\
+		return;\
+	__rte_trace_point_emit_header_generic(t)

WARNING:MACRO_WITH_FLOW_CONTROL: Macros with flow control statements should be avoided
#204: FILE: lib/librte_eal/include/rte_trace_point_provider.h:103:
+#define __rte_trace_point_emit_header_fp(t)\
+	if (__rte_trace_point_fp_is_enabled() == false)\
+		return;\
+	__rte_trace_point_emit_header_generic(t)

WARNING:MACRO_WITH_FLOW_CONTROL: Macros with flow control statements should be avoided
#215: FILE: lib/librte_eal/include/rte_trace_point_provider.h:114:
+#define rte_trace_point_emit_string(in)\
+do {\
+	if (unlikely(in == NULL))\
+		return;\
+	rte_strscpy(mem, in, __RTE_TRACE_EMIT_STRING_LEN_MAX);\
+	mem = RTE_PTR_ADD(mem, __RTE_TRACE_EMIT_STRING_LEN_MAX);\
+} while (0)

total: 1 errors, 3 warnings, 124 lines checked