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From: lee.jones@linaro.org (Lee Jones)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/5] mtd: st_spi_fsm: Allow loop to run at least once before giving up CPU
Date: Thu, 20 Mar 2014 11:11:46 +0000	[thread overview]
Message-ID: <1395313907-25318-5-git-send-email-lee.jones@linaro.org> (raw)
In-Reply-To: <1395313907-25318-1-git-send-email-lee.jones@linaro.org>

Reported-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
 drivers/mtd/devices/st_spi_fsm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/devices/st_spi_fsm.c b/drivers/mtd/devices/st_spi_fsm.c
index 9de753d..921b44a 100644
--- a/drivers/mtd/devices/st_spi_fsm.c
+++ b/drivers/mtd/devices/st_spi_fsm.c
@@ -860,8 +860,6 @@ static uint8_t stfsm_wait_busy(struct stfsm *fsm)
 	 */
 	deadline = jiffies + FLASH_MAX_BUSY_WAIT;
 	while (!timeout) {
-		cond_resched();
-
 		if (time_after_eq(jiffies, deadline))
 			timeout = 1;
 
@@ -880,6 +878,8 @@ static uint8_t stfsm_wait_busy(struct stfsm *fsm)
 		if (!timeout)
 			/* Restart */
 			writel(seq->seq_cfg, fsm->base + SPI_FAST_SEQ_CFG);
+
+		cond_resched();
 	}
 
 	dev_err(fsm->dev, "timeout on wait_busy\n");
-- 
1.8.3.2

  parent reply	other threads:[~2014-03-20 11:11 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-20 11:11 [PATCH 0/5] mtd: st_spi_fsm: Sweep-up remaining blocking-issues Lee Jones
2014-03-20 11:11 ` [PATCH 1/5] mtd: st_spi_fsm: Remove useless consts from function arguments Lee Jones
2014-03-20 11:25   ` Joe Perches
2014-03-20 11:41     ` Lee Jones
2014-03-20 11:48       ` Joe Perches
2014-03-20 11:54         ` Brian Norris
2014-03-20 12:03           ` Lee Jones
2014-03-20 12:05             ` Brian Norris
2014-03-20 12:13             ` Joe Perches
2014-03-20 12:41               ` Brian Norris
2014-03-20 12:44                 ` Joe Perches
2014-03-20 16:58                   ` Brian Norris
2014-03-20 13:29               ` Lee Jones
2014-03-20 11:11 ` [PATCH 2/5] mtd: st_spi_fsm: Avoid duplicating MTD core code Lee Jones
2014-03-20 11:11 ` [PATCH 3/5] mtd: st_spi_fsm: Correct vendor name spelling issue - missing "M" Lee Jones
2014-03-20 11:11 ` Lee Jones [this message]
2014-03-20 11:11 ` [PATCH 5/5] mtd: st_spi_fsm: Succinctly reorganise .remove() Lee Jones
2014-03-20 11:29 ` [PATCH 0/5] mtd: st_spi_fsm: Sweep-up remaining blocking-issues Brian Norris

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