From: Franck Bui-Huu <fbuihuu@xxxxxxxxx>
These functions are aliases to __copy_{to,from}_user resp but they
are not allowed to sleep. Therefore might_sleep() must not be used
by their implementions.
Signed-off-by: Franck Bui-Huu <fbuihuu@xxxxxxxxx>
---
include/asm-mips/uaccess.h | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/include/asm-mips/uaccess.h b/include/asm-mips/uaccess.h
index 825fcbd..fd01939 100644
--- a/include/asm-mips/uaccess.h
+++ b/include/asm-mips/uaccess.h
@@ -407,7 +407,7 @@ extern size_t __copy_user(void *__to, const void *__from, size_t __n);
* @from: Source address, in kernel space.
* @n: Number of bytes to copy.
*
- * Context: User context only. This function may sleep.
+ * Context: User context only.
*
* Copy data from kernel space to user space. Caller must check
* the specified block with access_ok() before calling this function.
@@ -421,7 +421,6 @@ extern size_t __copy_user(void *__to, const void *__from, size_t __n);
const void *__cu_from; \
long __cu_len; \
\
- might_sleep(); \
__cu_to = (to); \
__cu_from = (from); \
__cu_len = (n); \
@@ -490,7 +489,7 @@ extern size_t __copy_user(void *__to, const void *__from, size_t __n);
* @from: Source address, in user space.
* @n: Number of bytes to copy.
*
- * Context: User context only. This function may sleep.
+ * Context: User context only.
*
* Copy data from user space to kernel space. Caller must check
* the specified block with access_ok() before calling this function.
@@ -507,7 +506,6 @@ extern size_t __copy_user(void *__to, const void *__from, size_t __n);
const void __user *__cu_from; \
long __cu_len; \
\
- might_sleep(); \
__cu_to = (to); \
__cu_from = (from); \
__cu_len = (n); \
--
1.4.4.3.ge6d4
