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| author | Ingo Molnar <mingo@elte.hu> | 2008-07-06 14:23:39 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-06 14:23:39 +0200 |
| commit | 68083e05d72d94f347293d8cc0067050ba904bfa (patch) | |
| tree | 842e71365bd90866be7add181661a4039d891564 /arch/mips/sgi-ip32/ip32-irq.c | |
| parent | 7baac8b91f9871ba8cb09af84de4ae1d86d07812 (diff) | |
| parent | b7279469d66b55119784b8b9529c99c1955fe747 (diff) | |
| download | linux-68083e05d72d94f347293d8cc0067050ba904bfa.tar.gz linux-68083e05d72d94f347293d8cc0067050ba904bfa.tar.bz2 linux-68083e05d72d94f347293d8cc0067050ba904bfa.zip | |
Merge commit 'v2.6.26-rc9' into cpus4096
Diffstat (limited to 'arch/mips/sgi-ip32/ip32-irq.c')
| -rw-r--r-- | arch/mips/sgi-ip32/ip32-irq.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/mips/sgi-ip32/ip32-irq.c b/arch/mips/sgi-ip32/ip32-irq.c index b0ea0e43ba48..0d6b6663d5f6 100644 --- a/arch/mips/sgi-ip32/ip32-irq.c +++ b/arch/mips/sgi-ip32/ip32-irq.c @@ -425,6 +425,11 @@ static void ip32_irq0(void) BUILD_BUG_ON(MACEISA_SERIAL2_RDMAOR_IRQ - MACEISA_AUDIO_SW_IRQ != 31); crime_int = crime->istat & crime_mask; + + /* crime sometime delivers spurious interrupts, ignore them */ + if (unlikely(crime_int == 0)) + return; + irq = MACE_VID_IN1_IRQ + __ffs(crime_int); if (crime_int & CRIME_MACEISA_INT_MASK) { |