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Fix a panic that a priority value which is passed to cv_broadcastpri(9)

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can be < 0.  We don't ignore a `increment' argument but at least we keep
a priority value of NDIS threads over PRI_MIN_KERN.

Reviewed by:	thompsa
This commit is contained in:
Weongyo Jeong 2008-05-30 06:31:55 +00:00
parent e5861421aa
commit 32e9c9dc71
1 changed files with 6 additions and 4 deletions
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10
sys/compat/ndis/subr_ntoskrnl.c
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@ -1591,8 +1591,9 @@ ntoskrnl_waittest(obj, increment)
}
if (satisfied == TRUE)
cv_broadcastpri(&we->we_cv, w->wb_oldpri -
(increment * 4));
cv_broadcastpri(&we->we_cv,
(w->wb_oldpri - (increment * 4)) > PRI_MIN_KERN ?
w->wb_oldpri - (increment * 4) : PRI_MIN_KERN);
e = e->nle_flink;
}
@ -3384,8 +3385,9 @@ KeSetEvent(kevent, increment, kwait)
}
} else {
w->wb_awakened |= TRUE;
cv_broadcastpri(&we->we_cv, w->wb_oldpri -
(increment * 4));
cv_broadcastpri(&we->we_cv,
(w->wb_oldpri - (increment * 4)) > PRI_MIN_KERN ?
w->wb_oldpri - (increment * 4) : PRI_MIN_KERN);
}
}