aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-mips/uaccess.h
diff options
context:
space:
mode:
authorLen Brown <len.brown@intel.com>2005-09-08 01:45:47 -0400
committerLen Brown <len.brown@intel.com>2005-09-08 01:45:47 -0400
commit64e47488c913ac704d465a6af86a26786d1412a5 (patch)
treed3b0148592963dcde26e4bb35ddfec8b1eaf8e23 /include/asm-mips/uaccess.h
parent4a35a46bf1cda4737c428380d1db5d15e2590d18 (diff)
parentcaf39e87cc1182f7dae84eefc43ca14d54c78ef9 (diff)
Merge linux-2.6 with linux-acpi-2.6
Diffstat (limited to 'include/asm-mips/uaccess.h')
-rw-r--r--include/asm-mips/uaccess.h31
1 files changed, 4 insertions, 27 deletions
diff --git a/include/asm-mips/uaccess.h b/include/asm-mips/uaccess.h
index 07114898e065..5c2c98329012 100644
--- a/include/asm-mips/uaccess.h
+++ b/include/asm-mips/uaccess.h
@@ -22,7 +22,7 @@
22 * 22 *
23 * For historical reasons, these macros are grossly misnamed. 23 * For historical reasons, these macros are grossly misnamed.
24 */ 24 */
25#ifdef CONFIG_MIPS32 25#ifdef CONFIG_32BIT
26 26
27#define __UA_LIMIT 0x80000000UL 27#define __UA_LIMIT 0x80000000UL
28 28
@@ -32,9 +32,9 @@
32#define __UA_t0 "$8" 32#define __UA_t0 "$8"
33#define __UA_t1 "$9" 33#define __UA_t1 "$9"
34 34
35#endif /* CONFIG_MIPS32 */ 35#endif /* CONFIG_32BIT */
36 36
37#ifdef CONFIG_MIPS64 37#ifdef CONFIG_64BIT
38 38
39#define __UA_LIMIT (- TASK_SIZE) 39#define __UA_LIMIT (- TASK_SIZE)
40 40
@@ -44,7 +44,7 @@
44#define __UA_t0 "$12" 44#define __UA_t0 "$12"
45#define __UA_t1 "$13" 45#define __UA_t1 "$13"
46 46
47#endif /* CONFIG_MIPS64 */ 47#endif /* CONFIG_64BIT */
48 48
49/* 49/*
50 * USER_DS is a bitmask that has the bits set that may not be set in a valid 50 * USER_DS is a bitmask that has the bits set that may not be set in a valid
@@ -112,29 +112,6 @@
112 likely(__access_ok((unsigned long)(addr), (size),__access_mask)) 112 likely(__access_ok((unsigned long)(addr), (size),__access_mask))
113 113
114/* 114/*
115 * verify_area: - Obsolete/deprecated and will go away soon,
116 * use access_ok() instead.
117 * @type: Type of access: %VERIFY_READ or %VERIFY_WRITE
118 * @addr: User space pointer to start of block to check
119 * @size: Size of block to check
120 *
121 * Context: User context only. This function may sleep.
122 *
123 * This function has been replaced by access_ok().
124 *
125 * Checks if a pointer to a block of memory in user space is valid.
126 *
127 * Returns zero if the memory block may be valid, -EFAULT
128 * if it is definitely invalid.
129 *
130 * See access_ok() for more details.
131 */
132static inline int __deprecated verify_area(int type, const void * addr, unsigned long size)
133{
134 return access_ok(type, addr, size) ? 0 : -EFAULT;
135}
136
137/*
138 * put_user: - Write a simple value into user space. 115 * put_user: - Write a simple value into user space.
139 * @x: Value to copy to user space. 116 * @x: Value to copy to user space.
140 * @ptr: Destination address, in user space. 117 * @ptr: Destination address, in user space.