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@gmail.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c
index f703f54782469e2ae9491cbd6d6dd89708fb8a55..5b120eab2baa16c09b26ccc3f276ab638e9c60d9 100644 (file)
--- a/drivers/block/mg_disk.c
+++ b/drivers/block/mg_disk.c
@@ -245,8 +245,6 @@ 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));