[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-ID: <49E799CD.1010902@gmail.com>
Date: Thu, 16 Apr 2009 22:49:17 +0200
From: Roel Kluin <roel.kluin@...il.com>
To: monstr@...str.eu, microblaze-uclinux@...e.uq.edu.au,
lkml <linux-kernel@...r.kernel.org>,
Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH] microblaze: iowrite upon timeout
retries reaches -1, so the iowrite occurrs upon timeout.
Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
diff --git a/arch/microblaze/kernel/early_printk.c b/arch/microblaze/kernel/early_printk.c
index 62cc789..4b0f0fd 100644
--- a/arch/microblaze/kernel/early_printk.c
+++ b/arch/microblaze/kernel/early_printk.c
@@ -36,7 +36,7 @@ static void early_printk_putc(char c)
unsigned retries = 10000;
/* read status bit - 0x8 offset */
- while (retries-- && (in_be32(base_addr + 8) & (1 << 3)))
+ while (--retries && (in_be32(base_addr + 8) & (1 << 3)))
;
/* Only attempt the iowrite if we didn't timeout */
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists