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| author | Vitaly Wool <vitalywool@gmail.com> | 2006-09-11 12:42:39 +0200 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2006-10-02 23:05:38 +0200 |
| commit | 65a64ec3b4fc904932b832c53e5a86d56b972682 (patch) | |
| tree | 59f5a01ae048fbe47b43263bd8efd4927a2778f2 | |
| parent | [WATCHDOG] pnx4008_wdt.c - spinlock fixes. (diff) | |
| download | linux-65a64ec3b4fc904932b832c53e5a86d56b972682.tar.xz linux-65a64ec3b4fc904932b832c53e5a86d56b972682.zip | |
[WATCHDOG] pnx4008: add cpu_relax()
Added cpu_relax as suggested by Alan Cox.
Signed-off-by: Vitaly Wool <vitalywool@gmail.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
| -rw-r--r-- | drivers/char/watchdog/pnx4008_wdt.c | 3 |
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)); |