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| author | dyson <dyson@FreeBSD.org> | 1996-03-28 04:53:28 +0000 |
|---|---|---|
| committer | dyson <dyson@FreeBSD.org> | 1996-03-28 04:53:28 +0000 |
| commit | 903a66b4af563ab1d458c922fa4cbfc59d9cb018 (patch) | |
| tree | e0dca2fd627513ccae987c257604750551675787 /sys/vm/vm_pageout.c | |
| parent | f766c05521db606311b3b7fe35b927377d6cf400 (diff) | |
| download | FreeBSD-src-903a66b4af563ab1d458c922fa4cbfc59d9cb018.zip FreeBSD-src-903a66b4af563ab1d458c922fa4cbfc59d9cb018.tar.gz | |
VM performance improvements, and reorder some operations in VM fault
in anticipation of a fix in pmap that will allow the mlock system call to work
without panicing the system.
Diffstat (limited to 'sys/vm/vm_pageout.c')
| -rw-r--r-- | sys/vm/vm_pageout.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/vm/vm_pageout.c b/sys/vm/vm_pageout.c index 6f44421..57ef433 100644 --- a/sys/vm/vm_pageout.c +++ b/sys/vm/vm_pageout.c @@ -65,7 +65,7 @@ * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. * - * $Id: vm_pageout.c,v 1.67 1996/03/09 06:53:27 dyson Exp $ + * $Id: vm_pageout.c,v 1.68 1996/03/11 06:11:43 hsu Exp $ */ /* @@ -608,8 +608,9 @@ rescan1: if (m->dirty == 0) { vm_page_test_dirty(m); - } else if (m->dirty != 0) + } else if (m->dirty != 0) { m->dirty = VM_PAGE_BITS_ALL; + } if (m->valid == 0) { vm_page_protect(m, VM_PROT_NONE); vm_page_free(m); @@ -729,6 +730,7 @@ rescan1: vm_page_deactivate(m); } } else { + vm_page_protect(m, VM_PROT_NONE); vm_page_deactivate(m); --page_shortage; } |
