| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * linux/include/asm-arm/arch-rpc/vmalloc.h |
| 3 | * |
| 4 | * Copyright (C) 1997 Russell King |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | |
| 11 | /* |
| 12 | * Just any arbitrary offset to the start of the vmalloc VM area: the |
| 13 | * current 8MB value just means that there will be a 8MB "hole" after the |
| 14 | * physical memory until the kernel virtual memory starts. That means that |
| 15 | * any out-of-bounds memory accesses will hopefully be caught. |
| 16 | * The vmalloc() routines leaves a hole of 4kB between each vmalloced |
| 17 | * area for the same reason. ;) |
| 18 | */ |
| 19 | #define VMALLOC_OFFSET (8*1024*1024) |
| 20 | #define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) |
| 21 | #define VMALLOC_END (PAGE_OFFSET + 0x1c000000) |