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o Condition vm_object_pmap_copy_1()'s compilation on the kernel

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option ENABLE_VFS_IOOPT.  Unless this option is in effect,
   vm_object_pmap_copy_1() is not used.
This commit is contained in:
Alan Cox 2002-06-02 06:31:41 +00:00
parent 6e330f3e36
commit 72353893d4
1 changed files with 2 additions and 0 deletions
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2
sys/vm/vm_object.c
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@ -920,6 +920,7 @@ vm_object_page_collect_flush(vm_object_t object, vm_page_t p, int curgeneration,
return(maxf + 1);
}
#ifdef ENABLE_VFS_IOOPT
/*
* Same as vm_object_pmap_copy, except range checking really
* works, and is meant for small sections of an object.
@ -949,6 +950,7 @@ vm_object_pmap_copy_1(vm_object_t object, vm_pindex_t start, vm_pindex_t end)
vm_page_protect(p, VM_PROT_READ);
}
}
#endif
/*
* vm_object_pmap_remove: