#include <asm/fixed_code.h>
#include <asm/cacheflush.h>
#include <asm/mem_map.h>
+#include <asm/mmu_context.h>
/*
* does not yet catch signals sent when the child dies.
/*
* check that an address falls within the bounds of the target process's memory mappings
*/
-static inline int is_user_addr_valid(struct task_struct *child,
- unsigned long start, unsigned long len)
+int
+is_user_addr_valid(struct task_struct *child, unsigned long start, unsigned long len)
{
struct vm_area_struct *vma;
struct sram_list_struct *sraml;
if (start >= FIXED_CODE_START && start + len < FIXED_CODE_END)
return 0;
+#ifdef CONFIG_APP_STACK_L1
+ if (child->mm->context.l1_stack_save)
+ if (start >= (unsigned long)l1_stack_base &&
+ start + len < (unsigned long)l1_stack_base + l1_stack_len)
+ return 0;
+#endif
+
return -EIO;
}