From: Tony Luck tony.luck@intel.com
commit b8fb03785d4de097507d0cf45873525e0ac4d2b2 upstream.
We will need to provide declarations of static keys in header files. Provide DECLARE_STATIC_KEY_{TRUE,FALSE} macros.
Signed-off-by: Tony Luck tony.luck@intel.com Acked-by: Borislav Petkov bp@suse.de Cc: Peter Zijlstra peterz@infradead.org Cc: Dan Williams dan.j.williams@intel.com Cc: Linus Torvalds torvalds@linux-foundation.org Link: http://lkml.kernel.org/r/816881cf85bd3cf13385d212882618f38a3b5d33.1472754711... Signed-off-by: Thomas Gleixner tglx@linutronix.de Signed-off-by: Ben Hutchings ben@decadent.org.uk Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- include/linux/jump_label.h | 6 ++++++ 1 file changed, 6 insertions(+)
--- a/include/linux/jump_label.h +++ b/include/linux/jump_label.h @@ -267,9 +267,15 @@ struct static_key_false { #define DEFINE_STATIC_KEY_TRUE(name) \ struct static_key_true name = STATIC_KEY_TRUE_INIT
+#define DECLARE_STATIC_KEY_TRUE(name) \ + extern struct static_key_true name + #define DEFINE_STATIC_KEY_FALSE(name) \ struct static_key_false name = STATIC_KEY_FALSE_INIT
+#define DECLARE_STATIC_KEY_FALSE(name) \ + extern struct static_key_false name + extern bool ____wrong_branch_error(void);
#define static_key_enabled(x) \