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Diffstat (limited to 'mm/memory_hotplug.c')
-rw-r--r--mm/memory_hotplug.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index fbfe7b40f552..fc0aad0bc1f5 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -311,6 +311,9 @@ int __ref __add_pages(int nid, unsigned long pfn, unsigned long nr_pages,
int err;
struct vmem_altmap *altmap = params->altmap;
+ if (WARN_ON_ONCE(!params->pgprot.pgprot))
+ return -EINVAL;
+
err = check_hotplug_memory_addressable(pfn, nr_pages);
if (err)
return err;
@@ -1002,7 +1005,7 @@ static int online_memory_block(struct memory_block *mem, void *arg)
*/
int __ref add_memory_resource(int nid, struct resource *res)
{
- struct mhp_params params = {};
+ struct mhp_params params = { .pgprot = PAGE_KERNEL };
u64 start, size;
bool new_node = false;
int ret;