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yaml
---
r: 100055
b: refs/heads/master
c: 70706e4
h: refs/heads/master
i:
  100053: d1c6978
  100051: b10f7b7
  100047: b35bc7a
v: v3
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Glauber Costa authored and Ingo Molnar committed Jul 9, 2008
1 parent edbb8a4 commit f41fb6a
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Showing 2 changed files with 8 additions and 19 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 268cf048c890d10bd3a86bd87922ed8a722d502f
refs/heads/master: 70706e432ee5618abf59381101d8dea7b8d97a7d
25 changes: 7 additions & 18 deletions trunk/include/asm-x86/uaccess_32.h
Original file line number Diff line number Diff line change
Expand Up @@ -186,25 +186,14 @@ extern void __put_user_2(void);
extern void __put_user_4(void);
extern void __put_user_8(void);

#define __put_user_1(x, ptr) \
asm volatile("call __put_user_1" : "=a" (__ret_pu) \
: "0" ((typeof(*(ptr)))(x)), "c" (ptr) : "ebx")

#define __put_user_2(x, ptr) \
asm volatile("call __put_user_2" : "=a" (__ret_pu) \
: "0" ((typeof(*(ptr)))(x)), "c" (ptr) : "ebx")

#define __put_user_4(x, ptr) \
asm volatile("call __put_user_4" : "=a" (__ret_pu) \
: "0" ((typeof(*(ptr)))(x)), "c" (ptr) : "ebx")
#define __put_user_x(size, x, ptr) \
asm volatile("call __put_user_" #size : "=a" (__ret_pu) \
:"0" ((typeof(*(ptr)))(x)), "c" (ptr) : "ebx")

#define __put_user_8(x, ptr) \
asm volatile("call __put_user_8" : "=a" (__ret_pu) \
: "A" ((typeof(*(ptr)))(x)), "c" (ptr) : "ebx")

#define __put_user_X(x, ptr) \
asm volatile("call __put_user_X" : "=a" (__ret_pu) \
: "c" (ptr): "ebx")

/**
* put_user: - Write a simple value into user space.
Expand Down Expand Up @@ -232,19 +221,19 @@ extern void __put_user_8(void);
__pu_val = x; \
switch (sizeof(*(ptr))) { \
case 1: \
__put_user_1(__pu_val, ptr); \
__put_user_x(1, __pu_val, ptr); \
break; \
case 2: \
__put_user_2(__pu_val, ptr); \
__put_user_x(2, __pu_val, ptr); \
break; \
case 4: \
__put_user_4(__pu_val, ptr); \
__put_user_x(4, __pu_val, ptr); \
break; \
case 8: \
__put_user_8(__pu_val, ptr); \
break; \
default: \
__put_user_X(__pu_val, ptr); \
__put_user_x(X, __pu_val, ptr); \
break; \
} \
__ret_pu; \
Expand Down

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