diff options
| author | David S. Miller <davem@davemloft.net> | 2008-11-24 00:55:29 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-12-04 12:17:02 -0500 |
| commit | b4f4372f96e0573d752d9e45beda02fabf716cc8 (patch) | |
| tree | 641798dfe78c1407908c68b64427cd55cdc18b34 /arch/sparc64/kernel/ttable.S | |
| parent | c6afec5e4d323e7b88a7d6e291a5aa021a8fcb7d (diff) | |
sparc64: Make %pil level 15 a pseudo-NMI.
So that we can profile code even in a local_irq_disable() section,
only write 14 (instead of 15) into the %pil register to disable IRQs.
This allows PIL level 15 to serve as a pseudo NMI.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/ttable.S')
| -rw-r--r-- | arch/sparc64/kernel/ttable.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/ttable.S b/arch/sparc64/kernel/ttable.S index 2a31ffa4c28d..ea925503b42e 100644 --- a/arch/sparc64/kernel/ttable.S +++ b/arch/sparc64/kernel/ttable.S | |||
| @@ -66,7 +66,7 @@ tl0_irq6: BTRAP(0x46) | |||
| 66 | tl0_irq7: BTRAP(0x47) BTRAP(0x48) BTRAP(0x49) | 66 | tl0_irq7: BTRAP(0x47) BTRAP(0x48) BTRAP(0x49) |
| 67 | tl0_irq10: BTRAP(0x4a) BTRAP(0x4b) BTRAP(0x4c) BTRAP(0x4d) | 67 | tl0_irq10: BTRAP(0x4a) BTRAP(0x4b) BTRAP(0x4c) BTRAP(0x4d) |
| 68 | tl0_irq14: TRAP_IRQ(timer_interrupt, 14) | 68 | tl0_irq14: TRAP_IRQ(timer_interrupt, 14) |
| 69 | tl0_irq15: TRAP_IRQ(perfctr_irq, 15) | 69 | tl0_irq15: TRAP_NMI_IRQ(perfctr_irq, 15) |
| 70 | tl0_resv050: BTRAP(0x50) BTRAP(0x51) BTRAP(0x52) BTRAP(0x53) BTRAP(0x54) BTRAP(0x55) | 70 | tl0_resv050: BTRAP(0x50) BTRAP(0x51) BTRAP(0x52) BTRAP(0x53) BTRAP(0x54) BTRAP(0x55) |
| 71 | tl0_resv056: BTRAP(0x56) BTRAP(0x57) BTRAP(0x58) BTRAP(0x59) BTRAP(0x5a) BTRAP(0x5b) | 71 | tl0_resv056: BTRAP(0x56) BTRAP(0x57) BTRAP(0x58) BTRAP(0x59) BTRAP(0x5a) BTRAP(0x5b) |
| 72 | tl0_resv05c: BTRAP(0x5c) BTRAP(0x5d) BTRAP(0x5e) BTRAP(0x5f) | 72 | tl0_resv05c: BTRAP(0x5c) BTRAP(0x5d) BTRAP(0x5e) BTRAP(0x5f) |