From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <test-report-bounces@dpdk.org>
Received: from dpdk.org (dpdk.org [92.243.14.124])
	by inbox.dpdk.org (Postfix) with ESMTP id 67C45A052F
	for <public@inbox.dpdk.org>; Sun, 26 Jan 2020 18:26:36 +0100 (CET)
Received: from [92.243.14.124] (localhost [127.0.0.1])
	by dpdk.org (Postfix) with ESMTP id 557441B53;
	Sun, 26 Jan 2020 18:26:36 +0100 (CET)
Received: by dpdk.org (Postfix, from userid 1017)
 id CBAEB4C7A; Sun, 26 Jan 2020 18:26:34 +0100 (CET)
In-Reply-To: <20200126172548.23327-1-dharton@cisco.com>
References: <20200126172548.23327-1-dharton@cisco.com>
To: test-report@dpdk.org
Cc: David Harton <dharton@cisco.com>
Message-Id: <20200126172634.CBAEB4C7A@dpdk.org>
Date: Sun, 26 Jan 2020 18:26:34 +0100 (CET)
From: checkpatch@dpdk.org
Subject: [dpdk-test-report] |WARNING| pw65131 [PATCH v2] net/e1000: update
	UPDATE_VF_STAT to handle rollover
X-BeenThere: test-report@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: automatic DPDK test reports <test-report.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/test-report>,
 <mailto:test-report-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/test-report/>
List-Post: <mailto:test-report@dpdk.org>
List-Help: <mailto:test-report-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/test-report>,
 <mailto:test-report-request@dpdk.org?subject=subscribe>
Errors-To: test-report-bounces@dpdk.org
Sender: "test-report" <test-report-bounces@dpdk.org>

Test-Label: checkpatch
Test-Status: WARNING
http://dpdk.org/patch/65131

_coding style issues_


ERROR:BAD_SIGN_OFF: Unrecognized email address: 'intel.com'
#69: 
Cc: intel.com

CHECK:MACRO_ARG_REUSE: Macro argument reuse 'last' - possible side-effects?
#89: FILE: drivers/net/e1000/igb_ethdev.c:264:
+#define UPDATE_VF_STAT(reg, last, cur)                          \
+{                                                               \
+	u32 latest = E1000_READ_REG(hw, reg);                   \
+	if (latest >= last)                                     \
+		cur += (latest - last);                         \
+	else                                                    \
+		cur += ((latest + ((uint64_t)1 << 32)) - last); \
+	cur &= UINT_MAX;                                        \
+	last = latest;                                          \
 }

CHECK:MACRO_ARG_PRECEDENCE: Macro argument 'last' may be better as '(last)' to avoid precedence issues
#89: FILE: drivers/net/e1000/igb_ethdev.c:264:
+#define UPDATE_VF_STAT(reg, last, cur)                          \
+{                                                               \
+	u32 latest = E1000_READ_REG(hw, reg);                   \
+	if (latest >= last)                                     \
+		cur += (latest - last);                         \
+	else                                                    \
+		cur += ((latest + ((uint64_t)1 << 32)) - last); \
+	cur &= UINT_MAX;                                        \
+	last = latest;                                          \
 }

CHECK:MACRO_ARG_REUSE: Macro argument reuse 'cur' - possible side-effects?
#89: FILE: drivers/net/e1000/igb_ethdev.c:264:
+#define UPDATE_VF_STAT(reg, last, cur)                          \
+{                                                               \
+	u32 latest = E1000_READ_REG(hw, reg);                   \
+	if (latest >= last)                                     \
+		cur += (latest - last);                         \
+	else                                                    \
+		cur += ((latest + ((uint64_t)1 << 32)) - last); \
+	cur &= UINT_MAX;                                        \
+	last = latest;                                          \
 }

CHECK:MACRO_ARG_PRECEDENCE: Macro argument 'cur' may be better as '(cur)' to avoid precedence issues
#89: FILE: drivers/net/e1000/igb_ethdev.c:264:
+#define UPDATE_VF_STAT(reg, last, cur)                          \
+{                                                               \
+	u32 latest = E1000_READ_REG(hw, reg);                   \
+	if (latest >= last)                                     \
+		cur += (latest - last);                         \
+	else                                                    \
+		cur += ((latest + ((uint64_t)1 << 32)) - last); \
+	cur &= UINT_MAX;                                        \
+	last = latest;                                          \
 }

total: 1 errors, 0 warnings, 4 checks, 20 lines checked