Use malloc/free instead of kmem_alloc/kmem_free in pmf_event_inject, since
the latter is not safe to use from a softint. Pointed out by rmind.
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f40133bd10
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5bd9c210ef
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@ -1,4 +1,4 @@
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/* $NetBSD: kern_pmf.c,v 1.3 2007/12/10 23:50:25 xtraeme Exp $ */
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/* $NetBSD: kern_pmf.c,v 1.4 2007/12/11 01:00:45 jmcneill Exp $ */
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/*-
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* Copyright (c) 2007 Jared D. McNeill <jmcneill@invisible.ca>
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@ -33,7 +33,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: kern_pmf.c,v 1.3 2007/12/10 23:50:25 xtraeme Exp $");
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__KERNEL_RCSID(0, "$NetBSD: kern_pmf.c,v 1.4 2007/12/11 01:00:45 jmcneill Exp $");
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#include <sys/types.h>
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#include <sys/param.h>
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@ -44,7 +44,6 @@ __KERNEL_RCSID(0, "$NetBSD: kern_pmf.c,v 1.3 2007/12/10 23:50:25 xtraeme Exp $")
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#include <sys/device.h>
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#include <sys/pmf.h>
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#include <sys/queue.h>
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#include <sys/kmem.h>
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#include <sys/syscallargs.h> /* for sys_sync */
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#include <sys/workqueue.h>
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#include <prop/proplib.h>
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@ -106,7 +105,9 @@ pmf_event_worker(struct work *wk, void *dummy)
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(*event->pmf_handler)(event->pmf_device);
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}
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kmem_free(pew, sizeof(pmf_event_workitem_t));
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free(pew, M_TEMP);
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return;
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}
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static bool
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@ -450,7 +451,7 @@ pmf_event_inject(device_t dv, pmf_generic_event_t ev)
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{
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pmf_event_workitem_t *pew;
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pew = kmem_alloc(sizeof(pmf_event_workitem_t), KM_NOSLEEP);
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pew = malloc(sizeof(pmf_event_workitem_t), M_TEMP, M_NOWAIT);
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if (pew == NULL) {
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PMF_EVENT_PRINTF(("%s: PMF event %d dropped (no memory)\n",
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dv ? device_xname(dv) : "<anonymous>", ev));
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