diff options
Diffstat (limited to 'sys/powerpc/aim/interrupt.c')
| -rw-r--r-- | sys/powerpc/aim/interrupt.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/powerpc/aim/interrupt.c b/sys/powerpc/aim/interrupt.c index d7f489a..b436038 100644 --- a/sys/powerpc/aim/interrupt.c +++ b/sys/powerpc/aim/interrupt.c @@ -80,15 +80,17 @@ powerpc_interrupt(struct trapframe *framep) switch (framep->exc) { case EXC_EXI: - atomic_add_int(&td->td_intr_nesting_level, 1); + critical_enter(); PIC_DISPATCH(pic, framep); - atomic_subtract_int(&td->td_intr_nesting_level, 1); + critical_exit(); break; case EXC_DECR: + critical_enter(); atomic_add_int(&td->td_intr_nesting_level, 1); decr_intr(framep); atomic_subtract_int(&td->td_intr_nesting_level, 1); + critical_exit(); break; default: |
