X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=mm%2Fvmalloc.c;h=bba06c41fc59ed10be118f7af24ecfa71d023c33;hb=f04e9ebbe4909f9a41efd55149bc353299f4e83b;hp=85b9a0d2c877402ee6c06e97fd9084919ed8485b;hpb=5aa37e4f0614e3b1f385426ce1e962e84c275bdf;p=mirror_ubuntu-bionic-kernel.git

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 85b9a0d2c877..bba06c41fc59 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -180,6 +180,13 @@ struct page *vmalloc_to_page(const void *vmalloc_addr)
 	pmd_t *pmd;
 	pte_t *ptep, pte;
 
+	/*
+	 * XXX we might need to change this if we add VIRTUAL_BUG_ON for
+	 * architectures that do not vmalloc module space
+	 */
+	VIRTUAL_BUG_ON(!is_vmalloc_addr(vmalloc_addr) &&
+			!is_module_address(addr));
+
 	if (!pgd_none(*pgd)) {
 		pud = pud_offset(pgd, addr);
 		if (!pud_none(*pud)) {