netdev - [PATCH REPOST v5 iproute2 1/8] utils: Move BIT macro to common header

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Date:   Thu, 17 Aug 2017 09:56:07 +0300
From:   Leon Romanovsky <leonro@...lanox.com>
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 REPOST v5 iproute2 1/8] utils: Move BIT macro to common header

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 6080b962..7a3b3fd2 100644
--- a/include/utils.h
+++ b/include/utils.h
@@ -195,6 +195,8 @@ 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