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Use '0' rather than PZERO to not change the priority that I'm waiting

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at.  I don't think this will make a huge difference, but I have
received a report of a interrupt storm on one 16-bit card that this
might fix (chances are it won't, since I think that we may need to
check both the CBB registers for the 16-bit card as well as the PCIC
registers for power state change).

Submitted by:	jhb@
This commit is contained in:
Warner Losh 2008-12-07 18:34:27 +00:00
parent 3e7d0bebac
commit a5d1eba6cf
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=185741
1 changed files with 3 additions and 3 deletions
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6
sys/dev/pccbb/pccbb.c
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@ -515,11 +515,11 @@ cbb_event_thread(void *arg)
*/
mtx_lock(&sc->mtx);
cbb_setb(sc, CBB_SOCKET_MASK, CBB_SOCKET_MASK_CD | CBB_SOCKET_MASK_CSTS);
msleep(&sc->intrhand, &sc->mtx, PZERO, "-", 0);
msleep(&sc->intrhand, &sc->mtx, 0, "-", 0);
err = 0;
while (err != EWOULDBLOCK &&
(sc->flags & CBB_KTHREAD_DONE) == 0)
err = msleep(&sc->intrhand, &sc->mtx, PZERO, "-", hz / 5);
err = msleep(&sc->intrhand, &sc->mtx, 0, "-", hz / 5);
}
DEVPRINTF((sc->dev, "Thread terminating\n"));
sc->flags &= ~CBB_KTHREAD_RUNNING;
@ -795,7 +795,7 @@ cbb_power(device_t brdev, int volts)
sane = 10;
while (!(cbb_get(sc, CBB_SOCKET_STATE) & CBB_STATE_POWER_CYCLE) &&
cnt == sc->powerintr && sane-- > 0)
msleep(&sc->powerintr, &sc->mtx, PZERO, "-", hz / 20);
msleep(&sc->powerintr, &sc->mtx, 0, "-", hz / 20);
mtx_unlock(&sc->mtx);
/*
* The TOPIC95B requires a little bit extra time to get