[PATCH 1/6] zsmalloc: switch from alloc_vm_area to get_vm_area

[Christoph Hellwig <hch@xxxxxx>]

There is no obvious reason why zsmalloc needs to pre-fault the PTEs
given that it later uses map_kernel_range to just like vmap().

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 mm/zsmalloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index c36fdff9a37131..3e4fe3259612fd 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -1122,7 +1122,7 @@ static inline int __zs_cpu_up(struct mapping_area *area)
         */
        if (area->vm)
                return 0;
-       area->vm = alloc_vm_area(PAGE_SIZE * 2, NULL);
+       area->vm = get_vm_area(PAGE_SIZE * 2, 0);
        if (!area->vm)
                return -ENOMEM;
        return 0;
-- 
2.28.0