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-rw-r--r--drivers/char/watchdog/pnx4008_wdt.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/char/watchdog/pnx4008_wdt.c b/drivers/char/watchdog/pnx4008_wdt.c
index 359168e63c1d..e7f0450a939d 100644
--- a/drivers/char/watchdog/pnx4008_wdt.c
+++ b/drivers/char/watchdog/pnx4008_wdt.c
@@ -104,7 +104,8 @@ static void wdt_enable(void)
/* stop counter, initiate counter reset */
__raw_writel(RESET_COUNT, WDTIM_CTRL(wdt_base));
/*wait for reset to complete. 100% guarantee event */
- while (__raw_readl(WDTIM_COUNTER(wdt_base)));
+ while (__raw_readl(WDTIM_COUNTER(wdt_base)))
+ cpu_relax();
/* internal and external reset, stop after that */
__raw_writel(M_RES2 | STOP_COUNT0 | RESET_COUNT0,
WDTIM_MCTRL(wdt_base));