fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / asm-m68knommu / segment.h
blob42318ebec7ecb1dfba89274b6b9fe0fb995e55c9
1 #ifndef _M68K_SEGMENT_H
2 #define _M68K_SEGMENT_H
4 /* define constants */
5 /* Address spaces (FC0-FC2) */
6 #define USER_DATA (1)
7 #ifndef __USER_DS
8 #define __USER_DS (USER_DATA)
9 #endif
10 #define USER_PROGRAM (2)
11 #define SUPER_DATA (5)
12 #ifndef __KERNEL_DS
13 #define __KERNEL_DS (SUPER_DATA)
14 #endif
15 #define SUPER_PROGRAM (6)
16 #define CPU_SPACE (7)
18 #ifndef __ASSEMBLY__
20 typedef struct {
21 unsigned long seg;
22 } mm_segment_t;
24 #define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
25 #define USER_DS MAKE_MM_SEG(__USER_DS)
26 #define KERNEL_DS MAKE_MM_SEG(__KERNEL_DS)
29 * Get/set the SFC/DFC registers for MOVES instructions
32 static inline mm_segment_t get_fs(void)
34 return USER_DS;
37 static inline mm_segment_t get_ds(void)
39 /* return the supervisor data space code */
40 return KERNEL_DS;
43 static inline void set_fs(mm_segment_t val)
47 #define segment_eq(a,b) ((a).seg == (b).seg)
49 #endif /* __ASSEMBLY__ */
51 #endif /* _M68K_SEGMENT_H */