Merge remote-tracking branch 'nvdimm/libnvdimm-for-next'

[karo-tx-linux.git] / kernel / memremap.c

diff --git a/kernel/memremap.c b/kernel/memremap.c
index 9d6b55587eaa59a25c38776e43aeff51ba682c40..7658d32c5c78aa6343ac8cd669070084d1cd3805 100644 (file)
--- a/kernel/memremap.c
+++ b/kernel/memremap.c
@@ -124,9 +124,10 @@ void *devm_memremap(struct device *dev, resource_size_t offset,
 {
        void **ptr, *addr;
 
-       ptr = devres_alloc(devm_memremap_release, sizeof(*ptr), GFP_KERNEL);
+       ptr = devres_alloc_node(devm_memremap_release, sizeof(*ptr), GFP_KERNEL,
+                       dev_to_node(dev));
        if (!ptr)
-               return NULL;
+               return ERR_PTR(-ENOMEM);
 
        addr = memremap(offset, size, flags);
        if (addr) {
@@ -141,9 +142,8 @@ EXPORT_SYMBOL(devm_memremap);
 
 void devm_memunmap(struct device *dev, void *addr)
 {
-       WARN_ON(devres_destroy(dev, devm_memremap_release, devm_memremap_match,
-                              addr));
-       memunmap(addr);
+       WARN_ON(devres_release(dev, devm_memremap_release,
+                               devm_memremap_match, addr));
 }
 EXPORT_SYMBOL(devm_memunmap);
 
@@ -176,8 +176,8 @@ void *devm_memremap_pages(struct device *dev, struct resource *res)
        if (is_ram == REGION_INTERSECTS)
                return __va(res->start);
 
-       page_map = devres_alloc(devm_memremap_pages_release,
-                       sizeof(*page_map), GFP_KERNEL);
+       page_map = devres_alloc_node(devm_memremap_pages_release,
+                       sizeof(*page_map), GFP_KERNEL, dev_to_node(dev));
        if (!page_map)
                return ERR_PTR(-ENOMEM);
 
@@ -185,7 +185,7 @@ void *devm_memremap_pages(struct device *dev, struct resource *res)
 
        nid = dev_to_node(dev);
        if (nid < 0)
-               nid = 0;
+               nid = numa_mem_id();
 
        error = arch_add_memory(nid, res->start, resource_size(res), true);
        if (error) {