diff options
Diffstat (limited to 'include/asm-sh/futex-irq.h')
-rw-r--r-- | include/asm-sh/futex-irq.h | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/include/asm-sh/futex-irq.h b/include/asm-sh/futex-irq.h deleted file mode 100644 index a9f16a7f9aea..000000000000 --- a/include/asm-sh/futex-irq.h +++ /dev/null | |||
@@ -1,111 +0,0 @@ | |||
1 | #ifndef __ASM_SH_FUTEX_IRQ_H | ||
2 | #define __ASM_SH_FUTEX_IRQ_H | ||
3 | |||
4 | #include <asm/system.h> | ||
5 | |||
6 | static inline int atomic_futex_op_xchg_set(int oparg, int __user *uaddr, | ||
7 | int *oldval) | ||
8 | { | ||
9 | unsigned long flags; | ||
10 | int ret; | ||
11 | |||
12 | local_irq_save(flags); | ||
13 | |||
14 | ret = get_user(*oldval, uaddr); | ||
15 | if (!ret) | ||
16 | ret = put_user(oparg, uaddr); | ||
17 | |||
18 | local_irq_restore(flags); | ||
19 | |||
20 | return ret; | ||
21 | } | ||
22 | |||
23 | static inline int atomic_futex_op_xchg_add(int oparg, int __user *uaddr, | ||
24 | int *oldval) | ||
25 | { | ||
26 | unsigned long flags; | ||
27 | int ret; | ||
28 | |||
29 | local_irq_save(flags); | ||
30 | |||
31 | ret = get_user(*oldval, uaddr); | ||
32 | if (!ret) | ||
33 | ret = put_user(*oldval + oparg, uaddr); | ||
34 | |||
35 | local_irq_restore(flags); | ||
36 | |||
37 | return ret; | ||
38 | } | ||
39 | |||
40 | static inline int atomic_futex_op_xchg_or(int oparg, int __user *uaddr, | ||
41 | int *oldval) | ||
42 | { | ||
43 | unsigned long flags; | ||
44 | int ret; | ||
45 | |||
46 | local_irq_save(flags); | ||
47 | |||
48 | ret = get_user(*oldval, uaddr); | ||
49 | if (!ret) | ||
50 | ret = put_user(*oldval | oparg, uaddr); | ||
51 | |||
52 | local_irq_restore(flags); | ||
53 | |||
54 | return ret; | ||
55 | } | ||
56 | |||
57 | static inline int atomic_futex_op_xchg_and(int oparg, int __user *uaddr, | ||
58 | int *oldval) | ||
59 | { | ||
60 | unsigned long flags; | ||
61 | int ret; | ||
62 | |||
63 | local_irq_save(flags); | ||
64 | |||
65 | ret = get_user(*oldval, uaddr); | ||
66 | if (!ret) | ||
67 | ret = put_user(*oldval & oparg, uaddr); | ||
68 | |||
69 | local_irq_restore(flags); | ||
70 | |||
71 | return ret; | ||
72 | } | ||
73 | |||
74 | static inline int atomic_futex_op_xchg_xor(int oparg, int __user *uaddr, | ||
75 | int *oldval) | ||
76 | { | ||
77 | unsigned long flags; | ||
78 | int ret; | ||
79 | |||
80 | local_irq_save(flags); | ||
81 | |||
82 | ret = get_user(*oldval, uaddr); | ||
83 | if (!ret) | ||
84 | ret = put_user(*oldval ^ oparg, uaddr); | ||
85 | |||
86 | local_irq_restore(flags); | ||
87 | |||
88 | return ret; | ||
89 | } | ||
90 | |||
91 | static inline int atomic_futex_op_cmpxchg_inatomic(int __user *uaddr, | ||
92 | int oldval, int newval) | ||
93 | { | ||
94 | unsigned long flags; | ||
95 | int ret, prev = 0; | ||
96 | |||
97 | local_irq_save(flags); | ||
98 | |||
99 | ret = get_user(prev, uaddr); | ||
100 | if (!ret && oldval == prev) | ||
101 | ret = put_user(newval, uaddr); | ||
102 | |||
103 | local_irq_restore(flags); | ||
104 | |||
105 | if (ret) | ||
106 | return ret; | ||
107 | |||
108 | return prev; | ||
109 | } | ||
110 | |||
111 | #endif /* __ASM_SH_FUTEX_IRQ_H */ | ||