#include <asm/page.h>
#include <asm-generic/set_memory.h>
+#define set_memory_rox set_memory_rox
+int set_memory_rox(unsigned long addr, int numpages);
+
/*
* The set_memory_* API can be used to change various attributes of a virtual
* address range. The attributes include:
return change_page_attr_clear(&addr, numpages, __pgprot(_PAGE_RW), 0);
}
+int set_memory_rox(unsigned long addr, int numpages)
+{
+ pgprot_t clr = __pgprot(_PAGE_RW);
+
+ if (__supported_pte_mask & _PAGE_NX)
+ clr.pgprot |= _PAGE_NX;
+
+ return change_page_attr_clear(&addr, numpages, clr, 0);
+}
+
int set_memory_rw(unsigned long addr, int numpages)
{
return change_page_attr_set(&addr, numpages, __pgprot(_PAGE_RW), 0);
static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
#endif
+#ifndef set_memory_rox
static inline int set_memory_rox(unsigned long addr, int numpages)
{
int ret = set_memory_ro(addr, numpages);
return ret;
return set_memory_x(addr, numpages);
}
+#endif
#ifndef CONFIG_ARCH_HAS_SET_DIRECT_MAP
static inline int set_direct_map_invalid_noflush(struct page *page)