Messages in this thread Patch in this message |  | | Date | Fri, 14 Oct 2016 10:26:21 +0300 | From | Dan Carpenter <> | Subject | [patch] irqchip/gicv3: fix a loop timeout |
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We expect the loop to exit with "count" set to zero so let's switch it from a post-op to a pre-op count down. Otherwise we don't see the error message when this times out.
Fixes: a2c225101234 ("irqchip: gic-v3: Refactor gic_enable_redist to support both enabling and disabling") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 9b81bd8..19d642e 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -153,7 +153,7 @@ static void gic_enable_redist(bool enable) return; /* No PM support in this redistributor */ } - while (count--) { + while (--count) { val = readl_relaxed(rbase + GICR_WAKER); if (enable ^ (bool)(val & GICR_WAKER_ChildrenAsleep)) break;
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