linux-kernel - [PATCH 1/2] mg_disk: remove prohibited sleep operation

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Date:	Thu, 23 Jul 2009 13:57:45 +0900
From:	unsik Kim <donari75@...il.com>
To:	axboe@...nel.dk, tj@...nel.org
Cc:	linux-kernel@...r.kernel.org, unsik Kim <donari75@...il.com>
Subject: [PATCH 1/2] mg_disk: remove prohibited sleep operation

mflash's polling driver operate in standard request_fn_proc's context,
sleep in this isn't permitted.
Signed-off-by: unsik Kim <donari75@...il.com>
---
 drivers/block/mg_disk.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c
index 64f90f5..26371d5 100644
--- a/drivers/block/mg_disk.c
+++ b/drivers/block/mg_disk.c
@@ -244,8 +244,6 @@ static unsigned int mg_wait(struct mg_host *host, u32 expect, u32 msec)
 			mg_dump_status("not ready", status, host);
 			return MG_ERR_INV_STAT;
 		}
-		if (prv_data->use_polling)
-			msleep(1);
 
 		status = inb((unsigned long)host->dev_base + MG_REG_STATUS);
 	} while (time_before(cur_jiffies, expire));
-- 
1.6.0.6

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