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---
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yaml
---
r: 356176
b: refs/heads/master
c: b390784
h: refs/heads/master
v: v3
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H. Peter Anvin committed Feb 12, 2013
1 parent 3c58d25 commit 157a0d9
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Showing 2 changed files with 10 additions and 12 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: 136867f517cbc3f8a91f035677911a6b503c3323
refs/heads/master: b390784dc1649f6e6c5e66e5f53c21e715ccf39b
20 changes: 9 additions & 11 deletions trunk/arch/x86/include/asm/uaccess.h
Original file line number Diff line number Diff line change
Expand Up @@ -168,31 +168,29 @@ do { \
#define get_user(x, ptr) \
({ \
int __ret_gu; \
unsigned long __val_gu; \
unsigned long long __val_gu8; \
struct { \
unsigned long long __val_n : 8*sizeof(*(ptr)); \
} __val_gu; \
__chk_user_ptr(ptr); \
might_fault(); \
switch (sizeof(*(ptr))) { \
case 1: \
__get_user_x(1, __ret_gu, __val_gu, ptr); \
__get_user_x(1, __ret_gu, __val_gu.__val_n, ptr); \
break; \
case 2: \
__get_user_x(2, __ret_gu, __val_gu, ptr); \
__get_user_x(2, __ret_gu, __val_gu.__val_n, ptr); \
break; \
case 4: \
__get_user_x(4, __ret_gu, __val_gu, ptr); \
__get_user_x(4, __ret_gu, __val_gu.__val_n, ptr); \
break; \
case 8: \
__get_user_8(__ret_gu, __val_gu8, ptr); \
__get_user_8(__ret_gu, __val_gu.__val_n, ptr); \
break; \
default: \
__get_user_x(X, __ret_gu, __val_gu, ptr); \
__get_user_x(X, __ret_gu, __val_gu.__val_n, ptr); \
break; \
} \
if (sizeof(*(ptr)) == 8) \
(x) = (__typeof__(*(ptr)))__val_gu8; \
else \
(x) = (__typeof__(*(ptr)))__val_gu; \
(x) = (__typeof__(*(ptr)))__val_gu.__val_n; \
__ret_gu; \
})

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