From 284b024b2b4afebfec18924630090bf08d661a1b Mon Sep 17 00:00:00 2001 From: Warner Losh Date: Thu, 22 Jul 2004 07:44:10 +0000 Subject: [PATCH] Update comment about fast interrupts to be closer to reality --- sys/dev/pccbb/pccbb.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sys/dev/pccbb/pccbb.c b/sys/dev/pccbb/pccbb.c index 659f92894d9..4e9fa735598 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);