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In vm_fault_unwire() eliminate the acquisition and release of Giant in the

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case of non-kernel pmaps.
This commit is contained in:
Alan Cox 2004-09-01 19:18:59 +00:00
parent 3c3e8d1100
commit 1a95d74419
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=134612
1 changed files with 0 additions and 4 deletions
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4
sys/vm/vm_fault.c
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@ -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);
}
/*