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-rw-r--r--mm/zsmalloc.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 2f836a2b993f..f6dc0673e62c 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -293,7 +293,7 @@ struct zspage {
};
struct mapping_area {
-#ifdef CONFIG_PGTABLE_MAPPING
+#ifdef CONFIG_ZSMALLOC_PGTABLE_MAPPING
struct vm_struct *vm; /* vm area for mapping object that span pages */
#else
char *vm_buf; /* copy buffer for objects that span pages */
@@ -1113,7 +1113,7 @@ static struct zspage *find_get_zspage(struct size_class *class)
return zspage;
}
-#ifdef CONFIG_PGTABLE_MAPPING
+#ifdef CONFIG_ZSMALLOC_PGTABLE_MAPPING
static inline int __zs_cpu_up(struct mapping_area *area)
{
/*
@@ -1138,7 +1138,9 @@ static inline void __zs_cpu_down(struct mapping_area *area)
static inline void *__zs_map_object(struct mapping_area *area,
struct page *pages[2], int off, int size)
{
- BUG_ON(map_vm_area(area->vm, PAGE_KERNEL, pages));
+ unsigned long addr = (unsigned long)area->vm->addr;
+
+ BUG_ON(map_kernel_range(addr, PAGE_SIZE * 2, PAGE_KERNEL, pages) < 0);
area->vm_addr = area->vm->addr;
return area->vm_addr + off;
}
@@ -1151,7 +1153,7 @@ static inline void __zs_unmap_object(struct mapping_area *area,
unmap_kernel_range(addr, PAGE_SIZE * 2);
}
-#else /* CONFIG_PGTABLE_MAPPING */
+#else /* CONFIG_ZSMALLOC_PGTABLE_MAPPING */
static inline int __zs_cpu_up(struct mapping_area *area)
{
@@ -1233,7 +1235,7 @@ out:
pagefault_enable();
}
-#endif /* CONFIG_PGTABLE_MAPPING */
+#endif /* CONFIG_ZSMALLOC_PGTABLE_MAPPING */
static int zs_cpu_prepare(unsigned int cpu)
{