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| author | ups <ups@FreeBSD.org> | 2006-06-15 01:01:06 +0000 |
|---|---|---|
| committer | ups <ups@FreeBSD.org> | 2006-06-15 01:01:06 +0000 |
| commit | b3a7439a45bf95ef2c21dfad6ba1a051467efad1 (patch) | |
| tree | ef8795aacb2aaea54cc725dafc9bd2ea5f8fdba3 /sys/vm/pmap.h | |
| parent | 63bddd18cc9d5d6e46d95bda0c636f912901812d (diff) | |
| download | FreeBSD-src-b3a7439a45bf95ef2c21dfad6ba1a051467efad1.zip FreeBSD-src-b3a7439a45bf95ef2c21dfad6ba1a051467efad1.tar.gz | |
Remove mpte optimization from pmap_enter_quick().
There is a race with the current locking scheme and removing
it should have no measurable performance impact.
This fixes page faults leading to panics in pmap_enter_quick_locked()
on amd64/i386.
Reviewed by: alc,jhb,peter,ps
Diffstat (limited to 'sys/vm/pmap.h')
| -rw-r--r-- | sys/vm/pmap.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/vm/pmap.h b/sys/vm/pmap.h index 937fc71..57d62aa 100644 --- a/sys/vm/pmap.h +++ b/sys/vm/pmap.h @@ -97,8 +97,8 @@ void pmap_copy(pmap_t, pmap_t, vm_offset_t, vm_size_t, vm_offset_t); void pmap_copy_page(vm_page_t, vm_page_t); void pmap_enter(pmap_t, vm_offset_t, vm_page_t, vm_prot_t, boolean_t); -vm_page_t pmap_enter_quick(pmap_t pmap, vm_offset_t va, vm_page_t m, - vm_prot_t prot, vm_page_t mpte); +void pmap_enter_quick(pmap_t pmap, vm_offset_t va, vm_page_t m, + vm_prot_t prot); void pmap_enter_object(pmap_t pmap, vm_offset_t start, vm_offset_t end, vm_page_t m_start, vm_prot_t prot); vm_paddr_t pmap_extract(pmap_t pmap, vm_offset_t va); |
