| vm_radix.h (226980) | vm_radix.h (226981) |
|---|---|
| 1/* 2 * Copyright (c) 2008 Mayur Shardul <mayur.shardul@gmail.com> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 36 unchanged lines hidden (view full) --- 45 46CTASSERT(VM_RADIX_HEIGHT >= VM_RADIX_LIMIT); 47 48/* Calculates maximum value for a tree of height h. */ 49#define VM_RADIX_MAX(h) \ 50 ((h) == VM_RADIX_LIMIT ? ((vm_pindex_t)-1) : \ 51 (((vm_pindex_t)1 << ((h) * VM_RADIX_WIDTH)) - 1)) 52 | 1/* 2 * Copyright (c) 2008 Mayur Shardul <mayur.shardul@gmail.com> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 36 unchanged lines hidden (view full) --- 45 46CTASSERT(VM_RADIX_HEIGHT >= VM_RADIX_LIMIT); 47 48/* Calculates maximum value for a tree of height h. */ 49#define VM_RADIX_MAX(h) \ 50 ((h) == VM_RADIX_LIMIT ? ((vm_pindex_t)-1) : \ 51 (((vm_pindex_t)1 << ((h) * VM_RADIX_WIDTH)) - 1)) 52 |
| 53#ifdef _KERNEL 54 |
|
| 53struct vm_radix_node { 54 void *rn_child[VM_RADIX_COUNT]; /* child nodes. */ 55 uint16_t rn_count; /* Valid children. */ 56}; 57 58/* 59 * Radix tree root. The height and pointer are set together to permit 60 * coherent lookups while the root is modified. --- 31 unchanged lines hidden (view full) --- 92{ 93 void *val; 94 95 if (vm_radix_lookupn(rtree, index, 0, color, &val, 1, &index)) 96 return (val); 97 return (NULL); 98} 99 | 55struct vm_radix_node { 56 void *rn_child[VM_RADIX_COUNT]; /* child nodes. */ 57 uint16_t rn_count; /* Valid children. */ 58}; 59 60/* 61 * Radix tree root. The height and pointer are set together to permit 62 * coherent lookups while the root is modified. --- 31 unchanged lines hidden (view full) --- 94{ 95 void *val; 96 97 if (vm_radix_lookupn(rtree, index, 0, color, &val, 1, &index)) 98 return (val); 99 return (NULL); 100} 101 |
| 102#endif /* _KERNEL */ |
|
| 100#endif /* !_VM_RADIX_H_ */ | 103#endif /* !_VM_RADIX_H_ */ |