linux-kernel - [PATCH 10/12] net: ll_temac: Replace bad usage of msleep() with usleep

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Message-Id: <20190426073231.4008-11-esben@geanix.com>
Date:   Fri, 26 Apr 2019 09:32:29 +0200
From:   Esben Haabendal <esben@...nix.com>
To:     netdev@...r.kernel.org
Cc:     "David S. Miller" <davem@...emloft.net>,
        Michal Simek <michal.simek@...inx.com>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Yang Wei <yang.wei9@....com.cn>,
        YueHaibing <yuehaibing@...wei.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 10/12] net: ll_temac: Replace bad usage of msleep() with usleep_range()

Use usleep_range() to avoid problems with msleep() actually sleeping
much longer than expected.

Signed-off-by: Esben Haabendal <esben@...nix.com>
---
 drivers/net/ethernet/xilinx/ll_temac_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c
index def3886..a5ec8ba 100644
--- a/drivers/net/ethernet/xilinx/ll_temac_main.c
+++ b/drivers/net/ethernet/xilinx/ll_temac_main.c
@@ -92,7 +92,7 @@ int temac_indirect_busywait(struct temac_local *lp)
 			WARN_ON(1);
 			return -ETIMEDOUT;
 		}
-		msleep(1);
+		usleep_range(500, 1000);
 	}
 	return 0;
 }
-- 
2.4.11