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author | alc <alc@FreeBSD.org> | 2006-11-12 21:48:34 +0000 |
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committer | alc <alc@FreeBSD.org> | 2006-11-12 21:48:34 +0000 |
commit | 6093953d36a905170046a19eb1141c99b22fa802 (patch) | |
tree | c4a9c71fe86ec1dd8e45421082e59941e177807f /sys/vm/vm_kern.c | |
parent | 68445c77f7e732fbe9d5f4b930a9f2fcd0052b3f (diff) | |
download | FreeBSD-src-6093953d36a905170046a19eb1141c99b22fa802.zip FreeBSD-src-6093953d36a905170046a19eb1141c99b22fa802.tar.gz |
Make pmap_enter() responsible for setting PG_WRITEABLE instead
of its caller. (As a beneficial side-effect, a high-contention
acquisition of the page queues lock in vm_fault() is eliminated.)
Diffstat (limited to 'sys/vm/vm_kern.c')
-rw-r--r-- | sys/vm/vm_kern.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/vm/vm_kern.c b/sys/vm/vm_kern.c index c91dc48..e3a8c12 100644 --- a/sys/vm/vm_kern.c +++ b/sys/vm/vm_kern.c @@ -402,7 +402,7 @@ retry: */ pmap_enter(kernel_pmap, addr + i, m, VM_PROT_ALL, 1); vm_page_lock_queues(); - vm_page_flag_set(m, PG_WRITEABLE | PG_REFERENCED); + vm_page_flag_set(m, PG_REFERENCED); vm_page_unlock_queues(); vm_page_wakeup(m); } |