diff options
| author | David S. Miller <davem@davemloft.net> | 2008-11-23 21:55:29 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-12-04 09:17:02 -0800 |
| commit | b4f4372f96e0573d752d9e45beda02fabf716cc8 (patch) | |
| tree | 641798dfe78c1407908c68b64427cd55cdc18b34 /arch/sparc64/kernel/spiterrs.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/spiterrs.S')
| -rw-r--r-- | arch/sparc64/kernel/spiterrs.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/spiterrs.S b/arch/sparc64/kernel/spiterrs.S index ef902c6f8e3c..c357e40ffd01 100644 --- a/arch/sparc64/kernel/spiterrs.S +++ b/arch/sparc64/kernel/spiterrs.S @@ -80,7 +80,7 @@ __spitfire_cee_trap_continue: cmp %g2, 1 rdpr %pil, %g2 bleu,pt %xcc, 1f - wrpr %g0, 15, %pil + wrpr %g0, PIL_NORMAL_MAX, %pil ba,pt %xcc, etraptl1 rd %pc, %g7 |