diff mbox series

backports: add lock_acquire_exclusive

Message ID 20200706083400.511726-1-oleksandr.suvorov@toradex.com (mailing list archive)
State New, archived
Headers show
Series backports: add lock_acquire_exclusive | expand

Commit Message

Oleksandr Suvorov July 6, 2020, 8:34 a.m. UTC 
Define lock_acquire_exclusive() macro that doesn't exist
before version 3.14.

Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
---

 backport/backport-include/linux/lockdep.h | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/backport/backport-include/linux/lockdep.h b/backport/backport-include/linux/lockdep.h
index 12b91b4f..17c8ea16 100644
--- a/backport/backport-include/linux/lockdep.h
+++ b/backport/backport-include/linux/lockdep.h
@@ -3,6 +3,10 @@ 
 #include_next <linux/lockdep.h>
 #include <linux/version.h>
 
+#if LINUX_VERSION_IS_LESS(3,14,0)
+#define lock_acquire_exclusive(l, s, t, n, i)          lock_acquire(l, s, t, 0, 1, n, i)
+#endif
+
 #if LINUX_VERSION_IS_LESS(3,9,0)
 #undef lockdep_assert_held
 #ifdef CONFIG_LOCKDEP