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powerpc/e500mc: Doorbells need to be taken w/exceptions disabled

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We use Doorbell interrupts for IPIs and thus we need to make sure we aren't
interrupted in the process of processing the IPI.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: Dave Liu <daveliu@freescale.com>
This commit is contained in:
Kumar Gala
2009-01-08 18:11:56 -06:00
parent 061b908cf8
commit 5597b25c30
1 changed files with 1 additions and 1 deletions
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arch/powerpc/kernel/head_fsl_booke.S
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@@ -707,7 +707,7 @@ interrupt_base:
EXCEPTION(0x2060, PerformanceMonitor, performance_monitor_exception, EXC_XFER_STD) EXCEPTION(0x2060, PerformanceMonitor, performance_monitor_exception, EXC_XFER_STD)
#ifdef CONFIG_PPC_E500MC #ifdef CONFIG_PPC_E500MC
EXCEPTION(0x2070, Doorbell, unknown_exception, EXC_XFER_EE) EXCEPTION(0x2070, Doorbell, unknown_exception, EXC_XFER_STD)
#endif #endif
/* Debug Interrupt */ /* Debug Interrupt */