linux-kernel - [PATCH] tmio_mmc: Improve readability of the output of pr_debug

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Date:	Fri,  4 Feb 2011 17:33:07 +0900
From:	Simon Horman <horms@...ge.net.au>
To:	linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Ian Molton <ian@...menth.co.uk>, Chris Ball <cjb@...top.org>,
	Simon Horman <horms@...ge.net.au>
Subject: [PATCH] tmio_mmc: Improve readability of the output of pr_debug_status()

Signed-off-by: Simon Horman <horms@...ge.net.au>
---
 drivers/mmc/host/tmio_mmc.h |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index 6f724de..811427d 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -237,12 +237,16 @@ static inline void tmio_mmc_kunmap_atomic(void *virt,
 
 #define STATUS_TO_TEXT(a) \
 	do { \
-		if (status & TMIO_STAT_##a) \
+		if (status & TMIO_STAT_##a) { \
+			if (i++) \
+				printk("|"); \
 			printk(#a); \
+		} \
 	} while (0)
 
 void pr_debug_status(u32 status)
 {
+	int i = 0;
 	printk(KERN_DEBUG "status: %08x = ", status);
 	STATUS_TO_TEXT(CARD_REMOVE);
 	STATUS_TO_TEXT(CARD_INSERT);
-- 
1.7.2.3

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