diff options
| author | alc <alc@FreeBSD.org> | 2002-05-05 22:42:40 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2002-05-05 22:42:40 +0000 |
| commit | c5483b31299fa695c49c9430a252b1989c74121a (patch) | |
| tree | 4e87dd351b17930f56533e0894592672655adab2 /sys/vm/vm_map.h | |
| parent | 48b59e46ad26dbbee2a48dd850bccc301aedd893 (diff) | |
| download | FreeBSD-src-c5483b31299fa695c49c9430a252b1989c74121a.zip FreeBSD-src-c5483b31299fa695c49c9430a252b1989c74121a.tar.gz | |
o Condition the compilation of uiomoveco() and vm_uiomove()
on ENABLE_VFS_IOOPT.
o Add a comment to the effect that this code is experimental
support for zero-copy I/O.
Diffstat (limited to 'sys/vm/vm_map.h')
| -rw-r--r-- | sys/vm/vm_map.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/vm/vm_map.h b/sys/vm/vm_map.h index 8156682..0b87777 100644 --- a/sys/vm/vm_map.h +++ b/sys/vm/vm_map.h @@ -300,11 +300,13 @@ int vm_map_submap (vm_map_t, vm_offset_t, vm_offset_t, vm_map_t); int vm_map_madvise (vm_map_t, vm_offset_t, vm_offset_t, int); void vm_map_simplify_entry (vm_map_t, vm_map_entry_t); void vm_init2 (void); -int vm_uiomove (vm_map_t, vm_object_t, off_t, int, vm_offset_t, int *); void vm_freeze_copyopts (vm_object_t, vm_pindex_t, vm_pindex_t); int vm_map_stack (vm_map_t, vm_offset_t, vm_size_t, vm_prot_t, vm_prot_t, int); int vm_map_growstack (struct proc *p, vm_offset_t addr); int vmspace_swap_count (struct vmspace *vmspace); +#ifdef ENABLE_VFS_IOOPT /* Experimental support for zero-copy I/O */ +int vm_uiomove(vm_map_t, vm_object_t, off_t, int, vm_offset_t, int *); +#endif #endif /* _KERNEL */ #endif /* _VM_MAP_ */ |
