#define access_ok(type,addr,size) _access_ok((unsigned long)(addr),(size))
+/*
+ * It is not enough to just have access_ok check for a real RAM address.
+ * This would disallow the case of code/ro-data running XIP in flash/rom.
+ * Ideally we would check the possible flash ranges too, but that is
+ * currently not so easy.
+ */
static inline int _access_ok(unsigned long addr, unsigned long size)
{
- extern unsigned long memory_start, memory_end;
-
- return (((addr >= memory_start) && (addr+size < memory_end)) ||
- (is_in_rom(addr) && is_in_rom(addr+size)));
+ return 1;
}
/*
*/
static inline unsigned long
-clear_user(void *to, unsigned long n)
+__clear_user(void *to, unsigned long n)
{
memset(to, 0, n);
return 0;
}
+#define clear_user(to,n) __clear_user(to,n)
+
#endif /* _M68KNOMMU_UACCESS_H */