[src/trunk]: src/sys/arch/arm/broadcom Initialize the workqueue to use IPL_NE...

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

details:   https://anonhg.NetBSD.org/src/rev/410a594c59bd
branches:  trunk
changeset: 781944:410a594c59bd
user:      matt <matt%NetBSD.org@localhost>
date:      Mon Oct 08 20:54:10 2012 +0000

description:
Initialize the workqueue to use IPL_NET for its mutex.
Prefer softints if the current lwp is the idle lwp.

diffstat:

 sys/arch/arm/broadcom/bcm53xx_eth.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (31 lines):

diff -r 0d38ef572f22 -r 410a594c59bd sys/arch/arm/broadcom/bcm53xx_eth.c
--- a/sys/arch/arm/broadcom/bcm53xx_eth.c       Mon Oct 08 19:20:45 2012 +0000
+++ b/sys/arch/arm/broadcom/bcm53xx_eth.c       Mon Oct 08 20:54:10 2012 +0000
@@ -33,7 +33,7 @@
 
 #include <sys/cdefs.h>
 
-__KERNEL_RCSID(1, "$NetBSD: bcm53xx_eth.c,v 1.8 2012/10/07 20:14:08 matt Exp $");
+__KERNEL_RCSID(1, "$NetBSD: bcm53xx_eth.c,v 1.9 2012/10/08 20:54:10 matt Exp $");
 
 #include <sys/param.h>
 #include <sys/atomic.h>
@@ -308,7 +308,7 @@
        }
 
        error = workqueue_create(&sc->sc_workq, xname, bcmeth_worker, sc,
-           (PRI_USER + MAXPRI_USER) / 2, IPL_SOFTNET, WQ_MPSAFE|WQ_PERCPU);
+           (PRI_USER + MAXPRI_USER) / 2, IPL_NET, WQ_MPSAFE|WQ_PERCPU);
        if (error) {
                aprint_error(": failed to create workqueue: %d\n", error);
                return;
@@ -1563,7 +1563,8 @@
                         * so let the workqueue deal with them.
                         */
                        const uint32_t framecount = __SHIFTOUT(sc->sc_rcvlazy, INTRCVLAZY_FRAMECOUNT);
-                       if (descs < framecount) {
+                       if (descs < framecount
+                           || (curcpu()->ci_curlwp->l_flag & LW_IDLE)) {
                                soft_flags |= SOFT_RXINTR;
                        } else {
                                work_flags |= WORK_RXINTR;