summaryrefslogtreecommitdiff
path: root/arch/arm64/kernel/module.c
diff options
context:
space:
mode:
authorRodrigo Vivi <rodrigo.vivi@intel.com>2021-05-18 00:48:02 +0300
committerRodrigo Vivi <rodrigo.vivi@intel.com>2021-05-18 00:48:02 +0300
commitd22fe808f9a3456f16015e79f1b86a10ce13099f (patch)
tree8e8c99d742696a810297d54d650f308f6156d466 /arch/arm64/kernel/module.c
parent1a7910368cba1e76b992b116fc8ba28503e6dcc1 (diff)
parent6efb943b8616ec53a5e444193dccf1af9ad627b5 (diff)
downloadlinux-d22fe808f9a3456f16015e79f1b86a10ce13099f.tar.xz
Merge drm/drm-next into drm-intel-next
Time to get back in sync... Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'arch/arm64/kernel/module.c')
-rw-r--r--arch/arm64/kernel/module.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/arch/arm64/kernel/module.c b/arch/arm64/kernel/module.c
index fe21e0f06492..b5ec010c481f 100644
--- a/arch/arm64/kernel/module.c
+++ b/arch/arm64/kernel/module.c
@@ -40,14 +40,16 @@ void *module_alloc(unsigned long size)
NUMA_NO_NODE, __builtin_return_address(0));
if (!p && IS_ENABLED(CONFIG_ARM64_MODULE_PLTS) &&
- !IS_ENABLED(CONFIG_KASAN_GENERIC) &&
- !IS_ENABLED(CONFIG_KASAN_SW_TAGS))
+ (IS_ENABLED(CONFIG_KASAN_VMALLOC) ||
+ (!IS_ENABLED(CONFIG_KASAN_GENERIC) &&
+ !IS_ENABLED(CONFIG_KASAN_SW_TAGS))))
/*
- * KASAN can only deal with module allocations being served
- * from the reserved module region, since the remainder of
- * the vmalloc region is already backed by zero shadow pages,
- * and punching holes into it is non-trivial. Since the module
- * region is not randomized when KASAN is enabled, it is even
+ * KASAN without KASAN_VMALLOC can only deal with module
+ * allocations being served from the reserved module region,
+ * since the remainder of the vmalloc region is already
+ * backed by zero shadow pages, and punching holes into it
+ * is non-trivial. Since the module region is not randomized
+ * when KASAN is enabled without KASAN_VMALLOC, it is even
* less likely that the module region gets exhausted, so we
* can simply omit this fallback in that case.
*/