openwrtv3/target/linux/atheros/patches-2.6.25/900-cevt_r4k_irq_disable_hazard.patch

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Index: linux-2.6.25.1/arch/mips/kernel/cevt-r4k.c
===================================================================
--- linux-2.6.25.1.orig/arch/mips/kernel/cevt-r4k.c
+++ linux-2.6.25.1/arch/mips/kernel/cevt-r4k.c
@@ -205,6 +205,7 @@ static int c0_compare_int_usable(void)
while ((int)(read_c0_count() - cnt) <= 0)
; /* Wait for expiry */
+ irq_disable_hazard();
if (!c0_compare_int_pending())
return 0;