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-rw-r--r--sys/dev/pccbb/pccbb.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/dev/pccbb/pccbb.c b/sys/dev/pccbb/pccbb.c
index 659f92894d92..4e9fa735598b 100644
--- a/sys/dev/pccbb/pccbb.c
+++ b/sys/dev/pccbb/pccbb.c
@@ -893,6 +893,10 @@ cbb_setup_intr(device_t dev, device_t child, struct resource *irq,
* things since those interrupts are PCI and shared. Since we use
* the PCI interrupt for the status change interrupts, it can't be
* free for use by the driver. Fast interrupts must not be shared.
+ * Well, this is no longer strictly true. You can have multiple
+ * FAST ISRs, but can't mix fast and slow, so we have to assume
+ * least common denominator until the base system supports mixing
+ * and matching better.
*/
if ((flags & INTR_FAST) != 0)
return (EINVAL);