if (index < 0)
return index;
- /*
- * In the case of exec, use the default limit,
- * otherwise inherit it from the mm we are duplicating.
- */
- if (!mm->context.slb_addr_limit)
- mm->context.slb_addr_limit = DEFAULT_MAP_WINDOW_USER64;
-
/*
* The old code would re-promote on fork, we don't do that when using
* slices as it could cause problem promoting slices that have been
* check against 0 is OK.
*/
if (mm->context.id == 0)
- slice_set_user_psize(mm, mmu_virtual_psize);
+ slice_init_new_context_exec(mm);
subpage_prot_init_new_context(mm);
}
EXPORT_SYMBOL_GPL(__destroy_context);
+static void destroy_contexts(mm_context_t *ctx)
+{
+ int index, context_id;
+
+ spin_lock(&mmu_context_lock);
+ for (index = 0; index < ARRAY_SIZE(ctx->extended_id); index++) {
+ context_id = ctx->extended_id[index];
+ if (context_id)
+ ida_remove(&mmu_context_ida, context_id);
+ }
+ spin_unlock(&mmu_context_lock);
+}
+
#ifdef CONFIG_PPC_64K_PAGES
static void destroy_pagetable_page(struct mm_struct *mm)
{
else
subpage_prot_free(mm);
destroy_pagetable_page(mm);
- __destroy_context(mm->context.id);
+ destroy_contexts(&mm->context);
mm->context.id = MMU_NO_CONTEXT;
}