void
module_reference(module_t mod)
{
MOD_DPF(REFS, ("module_reference: before, refs=%d\n", mod->refs));
mod->refs++;
}
void
module_release(module_t mod)
{
if (mod->refs <= 0)
panic("module_release: bad reference count");
MOD_DPF(REFS, ("module_release: before, refs=%d\n", mod->refs));
mod->refs--;
if (mod->refs == 0) {
TAILQ_REMOVE(&modules, mod, link);
if (mod->file) {
TAILQ_REMOVE(&mod->file->modules, mod, flink);
}
free(mod, M_MODULE);
}
}
/*
* module_release()
*
* Release ref on the module and return the new reference count. If 0
* is returned, the module has been removed from its list and freed.
*/
int
module_release(module_t mod)
{
int rc;
if (mod->refs <= 0)
panic("module_release: bad reference count");
MOD_DPF(REFS, ("module_release: before, refs=%d\n", mod->refs));
rc = --mod->refs;
if (rc == 0) {
TAILQ_REMOVE(&modules, mod, link);
if (mod->file) {
TAILQ_REMOVE(&mod->file->modules, mod, flink);
}
kfree(mod, M_MODULE);
}
return(rc);
}
