netdev - [PATCH v6 iproute2 1/8] utils: Move BIT macro to common header

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Message-Id: <20170820095828.13812-2-leon@kernel.org>
Date:   Sun, 20 Aug 2017 12:58:21 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Doug Ledford <dledford@...hat.com>,
        Stephen Hemminger <stephen@...workplumber.org>
Cc:     linux-rdma@...r.kernel.org, Leon Romanovsky <leonro@...lanox.com>,
        Dennis Dalessandro <dennis.dalessandro@...el.com>,
        Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
        Jiri Pirko <jiri@...lanox.com>,
        Ariel Almog <ariela@...lanox.com>,
        David Laight <David.Laight@...LAB.COM>,
        Linux Netdev <netdev@...r.kernel.org>
Subject: [PATCH v6 iproute2 1/8] utils: Move BIT macro to common header

From: Leon Romanovsky <leonro@...lanox.com>

BIT() macro was implemented and used by devlink for now, but following
patches of rdmatool will reuse the same macro, so put it in common
header file.

Signed-off-by: Leon Romanovsky <leonro@...lanox.com>
---
 devlink/devlink.c | 2 +-
 include/utils.h   | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/devlink/devlink.c b/devlink/devlink.c
index f9bc16c3..7602970b 100644
--- a/devlink/devlink.c
+++ b/devlink/devlink.c
@@ -25,6 +25,7 @@
 #include "list.h"
 #include "mnlg.h"
 #include "json_writer.h"
+#include "utils.h"
 
 #define ESWITCH_MODE_LEGACY "legacy"
 #define ESWITCH_MODE_SWITCHDEV "switchdev"
@@ -160,7 +161,6 @@ static void ifname_map_free(struct ifname_map *ifname_map)
 	free(ifname_map);
 }
 
-#define BIT(nr)                 (1UL << (nr))
 #define DL_OPT_HANDLE		BIT(0)
 #define DL_OPT_HANDLEP		BIT(1)
 #define DL_OPT_PORT_TYPE	BIT(2)
diff --git a/include/utils.h b/include/utils.h
index 565bda60..1bb6d6a2 100644
--- a/include/utils.h
+++ b/include/utils.h
@@ -196,6 +196,8 @@ static inline void __jiffies_to_tv(struct timeval *tv, unsigned long jiffies)
 int print_timestamp(FILE *fp);
 void print_nlmsg_timestamp(FILE *fp, const struct nlmsghdr *n);
 
+#define BIT(nr)                 (1UL << (nr))
+
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 
 #define BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)]))
-- 
2.14.1