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Don't eventually leak vnx and bp on unconfigure, pointed out by YAMAMOTO

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Takashi. Instead, let the current I/O complete before killing the thread.
This commit is contained in:
bouyer 2005-03-31 18:02:16 +00:00
parent fcc0a1f852
commit 78ea15ef7f
1 changed files with 2 additions and 6 deletions
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8
sys/dev/vnd.c
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@ -1,4 +1,4 @@
/* $NetBSD: vnd.c,v 1.113 2005/03/31 11:28:53 yamt Exp $ */
/* $NetBSD: vnd.c,v 1.114 2005/03/31 18:02:16 bouyer Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@ -133,7 +133,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vnd.c,v 1.113 2005/03/31 11:28:53 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: vnd.c,v 1.114 2005/03/31 18:02:16 bouyer Exp $");
#if defined(_KERNEL_OPT)
#include "fs_nfs.h"
@ -592,8 +592,6 @@ vndthread(void *arg)
s = splbio();
while (vnd->sc_active >= vnd->sc_maxactive) {
tsleep(&vnd->sc_tab, PRIBIO, "vndac", 0);
if (vnd->sc_flags & VNF_VUNCONF)
goto kthread_end;
}
vnd->sc_active++;
nbp = VND_GETBUF(vnd);
@ -663,10 +661,8 @@ out: /* Arrive here at splbio */
done:
biodone(bp);
s = splbio();
continue;
}
kthread_end:
vnd->sc_flags &= (~VNF_KTHREAD | VNF_VUNCONF);
wakeup(&vnd->sc_kthread);
splx(s);