diff options
-rw-r--r-- | arch/ppc/syslib/cpm2_pic.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/ppc/syslib/cpm2_pic.c b/arch/ppc/syslib/cpm2_pic.c index 954b07fc1df3..c867be6981cb 100644 --- a/arch/ppc/syslib/cpm2_pic.c +++ b/arch/ppc/syslib/cpm2_pic.c | |||
@@ -107,6 +107,11 @@ static void cpm2_end_irq(unsigned int irq_nr) | |||
107 | simr = &(cpm2_immr->im_intctl.ic_simrh); | 107 | simr = &(cpm2_immr->im_intctl.ic_simrh); |
108 | ppc_cached_irq_mask[word] |= 1 << bit; | 108 | ppc_cached_irq_mask[word] |= 1 << bit; |
109 | simr[word] = ppc_cached_irq_mask[word]; | 109 | simr[word] = ppc_cached_irq_mask[word]; |
110 | /* | ||
111 | * Work around large numbers of spurious IRQs on PowerPC 82xx | ||
112 | * systems. | ||
113 | */ | ||
114 | mb(); | ||
110 | } | 115 | } |
111 | } | 116 | } |
112 | 117 | ||