From: Andi Kleen <a...@linux.intel.com>
When __gnu_lto_* is present that means that the module hasn't run with
LTO yet.
Cc: ru...@rustcorp.com.au
Signed-off-by: Andi Kleen <a...@linux.intel.com>
---
kernel/module.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/kernel/module.c b/kernel/module.c
index 2cbbae3..a8a29c4 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -1905,8 +1905,11 @@ static int simplify_symbols(struct module *mod, const
struct load_info *info)
switch (sym[i].st_shndx) {
case SHN_COMMON:
/* Ignore common symbols */
- if (!strncmp(name, "__gnu_lto", 9))
+ if (!strncmp(name, "__gnu_lto", 9)) {
+ printk("%s: module not link time optimized\n",
+ mod->name);
break;
+ }
/* We compiled with -fno-common. These are not
supposed to happen. */
--
1.7.7.6
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