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[RFC,4/8] kernel/mem: Fix linking error with -fno-common

Message ID 20200415092809.20240-5-pvorel@suse.cz
State Changes Requested
Headers show
Series Fix compilation with -fno-common (gcc-10) | expand

Commit Message

Petr Vorel April 15, 2020, 9:28 a.m. UTC 
Adding missing extern.

Signed-off-by: Petr Vorel <pvorel@suse.cz>
---
 testcases/kernel/mem/include/mem.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/testcases/kernel/mem/include/mem.h b/testcases/kernel/mem/include/mem.h
index a12c2231f..cce9c0497 100644
--- a/testcases/kernel/mem/include/mem.h
+++ b/testcases/kernel/mem/include/mem.h
@@ -37,7 +37,7 @@  static inline void clean_node(unsigned long *array)
 #define MLOCK			2
 #define KSM			3
 
-long overcommit;
+extern long overcommit;
 void oom(int testcase, int lite, int retcode, int allow_sigkill);
 void testoom(int mempolicy, int lite, int retcode, int allow_sigkill);