linux-kernel - [PATCH 1/2] ia64: Use ARRAY_SIZE to replace its implementation

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Date:   Tue, 14 Aug 2018 10:46:53 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <tony.luck@...el.com>, <fenghua.yu@...el.com>,
        <benh@...nel.crashing.org>, <paulus@...ba.org>,
        <mpe@...erman.id.au>, <oleg@...hat.com>, <rppt@...ux.vnet.ibm.com>,
        <dhowells@...hat.com>, <akpm@...ux-foundation.org>,
        <viro@...iv.linux.org.uk>
CC:     <linux-ia64@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linuxppc-dev@...ts.ozlabs.org>
Subject: [PATCH 1/2] ia64: Use ARRAY_SIZE to replace its implementation

We prefer to ARRAY_SIZE rather than duplicating its implementation.
So just replace it.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 arch/ia64/kernel/perfmon.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index a9d4dc6..6cbe6e0 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -4645,7 +4645,7 @@ static char *pfmfs_dname(struct dentry *dentry, char *buffer, int buflen)
 /* 32 */PFM_CMD(pfm_write_ibrs, PFM_CMD_PCLRWS, PFM_CMD_ARG_MANY, pfarg_dbreg_t, NULL),
 /* 33 */PFM_CMD(pfm_write_dbrs, PFM_CMD_PCLRWS, PFM_CMD_ARG_MANY, pfarg_dbreg_t, NULL)
 };
-#define PFM_CMD_COUNT	(sizeof(pfm_cmd_tab)/sizeof(pfm_cmd_desc_t))
+#define PFM_CMD_COUNT	ARRAY_SIZE(pfm_cmd_tab)
 
 static int
 pfm_check_task_state(pfm_context_t *ctx, int cmd, unsigned long flags)
-- 
1.7.12.4