[PATCH 2/2] x86/modules: Make x86 allocs to flush when free
From: Rick Edgecombe
Date: Tue Nov 27 2018 - 19:34:22 EST
Change the module allocations to flush before freeing the pages.
Signed-off-by: Rick Edgecombe <rick.p.edgecombe@xxxxxxxxx>
---
arch/x86/kernel/module.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c
index b052e883dd8c..1694daf256b3 100644
--- a/arch/x86/kernel/module.c
+++ b/arch/x86/kernel/module.c
@@ -87,8 +87,8 @@ void *module_alloc(unsigned long size)
p = __vmalloc_node_range(size, MODULE_ALIGN,
MODULES_VADDR + get_module_load_offset(),
MODULES_END, GFP_KERNEL,
- PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE,
- __builtin_return_address(0));
+ PAGE_KERNEL_EXEC, VM_IMMEDIATE_UNMAP,
+ NUMA_NO_NODE, __builtin_return_address(0));
if (p && (kasan_module_alloc(p, size) < 0)) {
vfree(p);
return NULL;
--
2.17.1