linux-kernel - [PATCH 19/48] staging/lustre/mdt: add macros for fid string len

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Date:	Tue, 23 Jul 2013 00:06:40 +0800
From:	Peng Tao <bergwolf@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	linux-kernel@...r.kernel.org,
	jcl <jacques-charles.lafoucriere@....fr>,
	Peng Tao <tao.peng@....com>,
	Andreas Dilger <andreas.dilger@...el.com>
Subject: [PATCH 19/48] staging/lustre/mdt: add macros for fid string len

From: jcl <jacques-charles.lafoucriere@....fr>

add 2 macros for the length of a fid string 0xSEQ:0xOID:0xVER
and it's brace version (FID_NOBRACE_LEN, and FID_LEN)

Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-2782
Lustre-change: http://review.whamcloud.com/5299
Signed-off-by: JC Lafoucriere <jacques-charles.lafoucriere@....fr>
Reviewed-by: Jinshan Xiong <jinshan.xiong@...el.com>
Reviewed-by: Oleg Drokin <oleg.drokin@...el.com>
Signed-off-by: Peng Tao <tao.peng@....com>
Signed-off-by: Andreas Dilger <andreas.dilger@...el.com>
---
 .../lustre/lustre/include/lustre/lustre_user.h     |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_user.h b/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
index 7e9f575..f72b2e4 100644
--- a/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
+++ b/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
@@ -462,6 +462,8 @@ static inline void obd_uuid2fsname(char *buf, char *uuid, int buflen)
 
 /* printf display format
    e.g. printf("file FID is "DFID"\n", PFID(fid)); */
+#define FID_NOBRACE_LEN 40
+#define FID_LEN (FID_NOBRACE_LEN + 2)
 #define DFID_NOBRACE LPX64":0x%x:0x%x"
 #define DFID "["DFID_NOBRACE"]"
 #define PFID(fid)     \
-- 
1.7.9.5

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