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In uvm_map_clean(), only call pgo_put if the object has one.

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From Quentin Garnier <quatriemek.com!netbsd>.
This commit is contained in:
thorpej 2003-04-09 21:39:29 +00:00
parent 27d8588746
commit 03befad98b
1 changed files with 7 additions and 4 deletions
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11
sys/uvm/uvm_map.c
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@ -1,4 +1,4 @@
/* $NetBSD: uvm_map.c,v 1.135 2003/03/02 08:57:49 matt Exp $ */
/* $NetBSD: uvm_map.c,v 1.136 2003/04/09 21:39:29 thorpej Exp $ */
/*
* Copyright (c) 1997 Charles D. Cranor and Washington University.
@ -71,7 +71,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvm_map.c,v 1.135 2003/03/02 08:57:49 matt Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvm_map.c,v 1.136 2003/04/09 21:39:29 thorpej Exp $");
#include "opt_ddb.h"
#include "opt_uvmhist.h"
@ -2900,8 +2900,11 @@ uvm_map_clean(map, start, end, flags)
size = MIN(end, current->end) - start;
if (uobj != NULL) {
simple_lock(&uobj->vmobjlock);
error = (uobj->pgops->pgo_put)(uobj, offset,
offset + size, flags | PGO_CLEANIT);
if (uobj->pgops->pgo_put != NULL)
error = (uobj->pgops->pgo_put)(uobj, offset,
offset + size, flags | PGO_CLEANIT);
else
error = 0;
}
start += size;
}