kernel: maintain stack alignment
[minix3.git] / include / sys / vm.h
blobe60ce198f833d7083522fe6a58356849536fd696
1 #ifndef __SYS_VM_H__
2 #define __SYS_VM_H__
4 /*
5 sys/vm.h
6 */
8 /* MIOCMAP */
9 struct mapreq
11 void *base;
12 size_t size;
13 off_t offset;
14 int readonly;
17 /* used in ioctl to tty for mapvm map and unmap request. */
18 struct mapreqvm
20 int flags; /* reserved, must be 0 */
21 off_t phys_offset;
22 size_t size;
23 int readonly;
24 char reserved[36]; /* reserved, must be 0 */
25 void *vaddr;
26 void *vaddr_ret;
29 #endif /* __SYS_VM_H__ */