percpu: add __percpu sparse annotations to core kernel subsystems

Add __percpu sparse annotations to core subsystems.

These annotations are to make sparse consider percpu variables to be
in a different address space and warn if accessed without going
through percpu accessors.  This patch doesn't affect normal builds.

Signed-off-by: Tejun Heo <[email protected]>
Reviewed-by: Christoph Lameter <[email protected]>
Acked-by: Paul E. McKenney <[email protected]>
Cc: Jens Axboe <[email protected]>
Cc: [email protected]
Cc: Rusty Russell <[email protected]>
Cc: Dipankar Sarma <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Eric Biederman <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/module.h b/include/linux/module.h
index 7e74ae0051cc..dd618eb026aa 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -365,7 +365,7 @@ struct module
 
 	struct module_ref {
 		int count;
-	} *refptr;
+	} __percpu *refptr;
 #endif
 
 #ifdef CONFIG_CONSTRUCTORS