diff options
| author | David S. Miller <davem@davemloft.net> | 2006-06-29 14:38:21 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-29 16:37:27 -0700 |
| commit | 24ac26d425c96659b12cf16de7cbfe3bcbd73f05 (patch) | |
| tree | 6e2cbfad38d3f167dfa5b53b75f9e0ba1fb3ae83 /arch | |
| parent | 946ea09962a56674fe564b41c3007933bb41a068 (diff) | |
[SPARC64]: Let irq_install_pre_handler() get called multiple times.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc64/kernel/irq.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index ab9e640df228..eebe02f3f4cb 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -414,6 +414,10 @@ void irq_install_pre_handler(int virt_irq, data->pre_handler_arg1 = arg1; data->pre_handler_arg2 = arg2; + if (desc->chip == &sun4u_irq_ack || + desc->chip == &sun4v_irq_ack) + return; + desc->chip = (desc->chip == &sun4u_irq ? &sun4u_irq_ack : &sun4v_irq_ack); } |