#include <asm/io.h>
#include <asm/pgtable.h>
-#define __HAVE_ARCH_SHADOW_MAP
-
#define KASAN_SHADOW_SCALE_SHIFT 3
#define KASAN_SHADOW_OFFSET _AC(CONFIG_KASAN_SHADOW_OFFSET, UL)
return !kasan_early_stage;
}
+#define kasan_mem_to_shadow kasan_mem_to_shadow
static inline void *kasan_mem_to_shadow(const void *addr)
{
if (!kasan_arch_is_ready()) {
}
}
+#define kasan_shadow_to_mem kasan_shadow_to_mem
static inline const void *kasan_shadow_to_mem(const void *shadow_addr)
{
unsigned long addr = (unsigned long)shadow_addr;
}
}
+#define addr_has_metadata addr_has_metadata
+static __always_inline bool addr_has_metadata(const void *addr)
+{
+ return (kasan_mem_to_shadow((void *)addr) != NULL);
+}
+
void kasan_init(void);
asmlinkage void kasan_early_init(void);
int kasan_populate_early_shadow(const void *shadow_start,
const void *shadow_end);
-#ifndef __HAVE_ARCH_SHADOW_MAP
+#ifndef kasan_mem_to_shadow
static inline void *kasan_mem_to_shadow(const void *addr)
{
return (void *)((unsigned long)addr >> KASAN_SHADOW_SCALE_SHIFT)
#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)
-#ifndef __HAVE_ARCH_SHADOW_MAP
+#ifndef kasan_shadow_to_mem
static inline const void *kasan_shadow_to_mem(const void *shadow_addr)
{
return (void *)(((unsigned long)shadow_addr - KASAN_SHADOW_OFFSET)
}
#endif
+#ifndef addr_has_metadata
static __always_inline bool addr_has_metadata(const void *addr)
{
-#ifdef __HAVE_ARCH_SHADOW_MAP
- return (kasan_mem_to_shadow((void *)addr) != NULL);
-#else
return (kasan_reset_tag(addr) >=
kasan_shadow_to_mem((void *)KASAN_SHADOW_START));
-#endif
}
+#endif
/**
* kasan_check_range - Check memory region, and report if invalid access.