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-rw-r--r--arch/i386/lib/usercopy.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/i386/lib/usercopy.c b/arch/i386/lib/usercopy.c
index 51aa2bbb0269..4cf981d70f45 100644
--- a/arch/i386/lib/usercopy.c
+++ b/arch/i386/lib/usercopy.c
@@ -84,6 +84,7 @@ __strncpy_from_user(char *dst, const char __user *src, long count)
84 __do_strncpy_from_user(dst, src, count, res); 84 __do_strncpy_from_user(dst, src, count, res);
85 return res; 85 return res;
86} 86}
87EXPORT_SYMBOL(__strncpy_from_user);
87 88
88/** 89/**
89 * strncpy_from_user: - Copy a NUL terminated string from userspace. 90 * strncpy_from_user: - Copy a NUL terminated string from userspace.
@@ -111,7 +112,7 @@ strncpy_from_user(char *dst, const char __user *src, long count)
111 __do_strncpy_from_user(dst, src, count, res); 112 __do_strncpy_from_user(dst, src, count, res);
112 return res; 113 return res;
113} 114}
114 115EXPORT_SYMBOL(strncpy_from_user);
115 116
116/* 117/*
117 * Zero Userspace 118 * Zero Userspace
@@ -157,6 +158,7 @@ clear_user(void __user *to, unsigned long n)
157 __do_clear_user(to, n); 158 __do_clear_user(to, n);
158 return n; 159 return n;
159} 160}
161EXPORT_SYMBOL(clear_user);
160 162
161/** 163/**
162 * __clear_user: - Zero a block of memory in user space, with less checking. 164 * __clear_user: - Zero a block of memory in user space, with less checking.
@@ -175,6 +177,7 @@ __clear_user(void __user *to, unsigned long n)
175 __do_clear_user(to, n); 177 __do_clear_user(to, n);
176 return n; 178 return n;
177} 179}
180EXPORT_SYMBOL(__clear_user);
178 181
179/** 182/**
180 * strlen_user: - Get the size of a string in user space. 183 * strlen_user: - Get the size of a string in user space.
@@ -218,6 +221,7 @@ long strnlen_user(const char __user *s, long n)
218 :"cc"); 221 :"cc");
219 return res & mask; 222 return res & mask;
220} 223}
224EXPORT_SYMBOL(strnlen_user);
221 225
222#ifdef CONFIG_X86_INTEL_USERCOPY 226#ifdef CONFIG_X86_INTEL_USERCOPY
223static unsigned long 227static unsigned long
@@ -570,6 +574,7 @@ survive:
570 n = __copy_user_intel(to, from, n); 574 n = __copy_user_intel(to, from, n);
571 return n; 575 return n;
572} 576}
577EXPORT_SYMBOL(__copy_to_user_ll);
573 578
574unsigned long 579unsigned long
575__copy_from_user_ll(void *to, const void __user *from, unsigned long n) 580__copy_from_user_ll(void *to, const void __user *from, unsigned long n)
@@ -581,6 +586,7 @@ __copy_from_user_ll(void *to, const void __user *from, unsigned long n)
581 n = __copy_user_zeroing_intel(to, from, n); 586 n = __copy_user_zeroing_intel(to, from, n);
582 return n; 587 return n;
583} 588}
589EXPORT_SYMBOL(__copy_from_user_ll);
584 590
585/** 591/**
586 * copy_to_user: - Copy a block of data into user space. 592 * copy_to_user: - Copy a block of data into user space.