From 66a2c077c36ee5c56e77ba3757702c4464011da6 Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Fri, 1 Feb 2008 21:27:02 +0000 Subject: [ARM] xtime_seqlock: fix more ARM machines for xtime deadlocking move update_process_times() out from under xtime_lock. Signed-off-by: Peter Zijlstra Signed-off-by: Russell King --- arch/arm/mach-at91/at91sam926x_time.c | 3 --- 1 file changed, 3 deletions(-) (limited to 'arch/arm/mach-at91/at91sam926x_time.c') diff --git a/arch/arm/mach-at91/at91sam926x_time.c b/arch/arm/mach-at91/at91sam926x_time.c index 5c090c9442f..e38d2377099 100644 --- a/arch/arm/mach-at91/at91sam926x_time.c +++ b/arch/arm/mach-at91/at91sam926x_time.c @@ -49,8 +49,6 @@ static irqreturn_t at91sam926x_timer_interrupt(int irq, void *dev_id) volatile long nr_ticks; if (at91_sys_read(AT91_PIT_SR) & AT91_PIT_PITS) { /* This is a shared interrupt */ - write_seqlock(&xtime_lock); - /* Get number to ticks performed before interrupt and clear PIT interrupt */ nr_ticks = PIT_PICNT(at91_sys_read(AT91_PIT_PIVR)); do { @@ -58,7 +56,6 @@ static irqreturn_t at91sam926x_timer_interrupt(int irq, void *dev_id) nr_ticks--; } while (nr_ticks); - write_sequnlock(&xtime_lock); return IRQ_HANDLED; } else return IRQ_NONE; /* not handled */ -- cgit v1.2.3