[src/netbsd-2-0]: src/sys/dev/ic Pullup rev 1.20 (requested by bouyer in tick...

[jmc <jmc%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c9bde6a10091
branches:  netbsd-2-0
changeset: 564926:c9bde6a10091
user:      jmc <jmc%NetBSD.org@localhost>
date:      Fri Dec 16 20:05:52 2005 +0000

description:
Pullup rev 1.20 (requested by bouyer in ticket #10177)

        Don't call alloc_scb() (which can call bus_dmamem_alloc/map) from
ADAPTER_REQ_RUN_XFER context (which can be interrupt context), defer this
to the ADAPTER_REQ_GROW_RESOURCES callback. Fixes a panic in uvm.

diffstat:

 sys/dev/ic/aic79xxvar.h |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r a2758f3527ec -r c9bde6a10091 sys/dev/ic/aic79xxvar.h
--- a/sys/dev/ic/aic79xxvar.h   Fri Dec 16 20:05:48 2005 +0000
+++ b/sys/dev/ic/aic79xxvar.h   Fri Dec 16 20:05:52 2005 +0000
@@ -1389,7 +1389,7 @@
 void                    ahd_set_name(struct ahd_softc *, char *);
 struct scb             *ahd_get_scb(struct ahd_softc *, u_int);
 void                    ahd_free_scb(struct ahd_softc *, struct scb *);
-void                    ahd_alloc_scbs(struct ahd_softc *);
+int                     ahd_alloc_scbs(struct ahd_softc *);
 void                    ahd_free(struct ahd_softc *);
 int                     ahd_reset(struct ahd_softc *, int);
 void                    ahd_shutdown(void *);