X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-powerpc%2Fuaccess.h;h=1a0736f8803fa8db84de6b428ae808c95b49b835;hb=2239aff6ab2b95af1f628eee7a809f21c41605b3;hp=adbf16b8cfbbbf8e52ece9bf71a089845f8ca71a;hpb=2d941e99dfa2f58f4cf294943274a4f8e264aab7;p=linux-2.6

diff --git a/include/asm-powerpc/uaccess.h b/include/asm-powerpc/uaccess.h
index adbf16b8cf..1a0736f880 100644
--- a/include/asm-powerpc/uaccess.h
+++ b/include/asm-powerpc/uaccess.h
@@ -110,12 +110,18 @@ struct exception_table_entry {
 	__get_user_nocheck((x), (ptr), sizeof(*(ptr)))
 #define __put_user(x, ptr) \
 	__put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)))
+
 #ifndef __powerpc64__
 #define __get_user64(x, ptr) \
 	__get_user64_nocheck((x), (ptr), sizeof(*(ptr)))
 #define __put_user64(x, ptr) __put_user(x, ptr)
 #endif
 
+#define __get_user_inatomic(x, ptr) \
+	__get_user_nosleep((x), (ptr), sizeof(*(ptr)))
+#define __put_user_inatomic(x, ptr) \
+	__put_user_nosleep((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)))
+
 #define __get_user_unaligned __get_user
 #define __put_user_unaligned __put_user
 
@@ -198,6 +204,16 @@ do {								\
 	__pu_err;							\
 })
 
+#define __put_user_nosleep(x, ptr, size)			\
+({								\
+	long __pu_err;						\
+	__typeof__(*(ptr)) __user *__pu_addr = (ptr);		\
+	__chk_user_ptr(ptr);					\
+	__put_user_size((x), __pu_addr, (size), __pu_err);	\
+	__pu_err;						\
+})
+
+
 extern long __get_user_bad(void);
 
 #define __get_user_asm(x, addr, err, op)		\
@@ -297,6 +313,18 @@ do {								\
 	__gu_err;							\
 })
 
+#define __get_user_nosleep(x, ptr, size)			\
+({								\
+	long __gu_err;						\
+	unsigned long __gu_val;					\
+	const __typeof__(*(ptr)) __user *__gu_addr = (ptr);	\
+	__chk_user_ptr(ptr);					\
+	__get_user_size(__gu_val, __gu_addr, (size), __gu_err);	\
+	(x) = (__typeof__(*(ptr)))__gu_val;			\
+	__gu_err;						\
+})
+
+
 /* more complex routines */
 
 extern unsigned long __copy_tofrom_user(void __user *to,
@@ -352,7 +380,7 @@ static inline unsigned long __copy_from_user_inatomic(void *to,
 		const void __user *from, unsigned long n)
 {
 	if (__builtin_constant_p(n) && (n <= 8)) {
-		unsigned long ret;
+		unsigned long ret = 1;
 
 		switch (n) {
 		case 1:
@@ -378,7 +406,7 @@ static inline unsigned long __copy_to_user_inatomic(void __user *to,
 		const void *from, unsigned long n)
 {
 	if (__builtin_constant_p(n) && (n <= 8)) {
-		unsigned long ret;
+		unsigned long ret = 1;
 
 		switch (n) {
 		case 1: