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| author | alc <alc@FreeBSD.org> | 2004-09-01 19:18:59 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2004-09-01 19:18:59 +0000 |
| commit | 38af5e4b6bfb94bc8ecbb0d4d988ecfc2a330bdd (patch) | |
| tree | 69d235ef369b2dda4d853c200c10fb44a2746501 | |
| parent | cddfbc44fa83e820972b92c7dba1229ecfcecb44 (diff) | |
| download | FreeBSD-src-38af5e4b6bfb94bc8ecbb0d4d988ecfc2a330bdd.zip FreeBSD-src-38af5e4b6bfb94bc8ecbb0d4d988ecfc2a330bdd.tar.gz | |
In vm_fault_unwire() eliminate the acquisition and release of Giant in the
case of non-kernel pmaps.
| -rw-r--r-- | sys/vm/vm_fault.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/sys/vm/vm_fault.c b/sys/vm/vm_fault.c index 318e9ba..b6e8b52 100644 --- a/sys/vm/vm_fault.c +++ b/sys/vm/vm_fault.c @@ -1053,8 +1053,6 @@ vm_fault_unwire(vm_map_t map, vm_offset_t start, vm_offset_t end, pmap = vm_map_pmap(map); - if (pmap != kernel_pmap) - mtx_lock(&Giant); /* * Since the pages are wired down, we must be able to get their * mappings from the physical map system. @@ -1070,8 +1068,6 @@ vm_fault_unwire(vm_map_t map, vm_offset_t start, vm_offset_t end, } } } - if (pmap != kernel_pmap) - mtx_unlock(&Giant); } /* |
