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Add a KASSERT which checks that a class never fails a closing ->access()

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This commit is contained in:
Poul-Henning Kamp 2004-02-14 17:58:57 +00:00
parent f457ed1403
commit bfc37a5112
1 changed files with 3 additions and 0 deletions
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3
sys/geom/geom_subr.c
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@ -627,6 +627,9 @@ g_access(struct g_consumer *cp, int dcr, int dcw, int dce)
/* Ok then... */ /* Ok then... */
error = pp->geom->access(pp, dcr, dcw, dce); error = pp->geom->access(pp, dcr, dcw, dce);
KASSERT(dcr > 0 || dcw > 0 || dce > 0 || error == 0,
("Geom provider %s::%s failed closing ->access()",
pp->geom->class->name, pp->name));
if (!error) { if (!error) {
/* /*
* If we open first write, spoil any partner consumers. * If we open first write, spoil any partner consumers.