#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
#ifdef CONFIG_STRICT_KERNEL_RWX
+static void change_memory_range(unsigned long start, unsigned long end,
+ unsigned int step, unsigned long newpp)
+{
+ unsigned long idx;
+
+ pr_debug("Changing page protection on range 0x%lx-0x%lx, to 0x%lx, step 0x%x\n",
+ start, end, newpp, step);
+
+ for (idx = start; idx < end; idx += step)
+ /* Not sure if we can do much with the return value */
+ mmu_hash_ops.hpte_updateboltedpp(newpp, idx, mmu_linear_psize,
+ mmu_kernel_ssize);
+}
+
static bool hash__change_memory_range(unsigned long start, unsigned long end,
unsigned long newpp)
{
- unsigned long idx;
unsigned int step, shift;
shift = mmu_psize_defs[mmu_linear_psize].shift;
if (start >= end)
return false;
- pr_debug("Changing page protection on range 0x%lx-0x%lx, to 0x%lx, step 0x%x\n",
- start, end, newpp, step);
-
- for (idx = start; idx < end; idx += step)
- /* Not sure if we can do much with the return value */
- mmu_hash_ops.hpte_updateboltedpp(newpp, idx, mmu_linear_psize,
- mmu_kernel_ssize);
+ change_memory_range(start, end, step, newpp);
return true;
}