Add lock context annotations that are compatible with Clang and enable lock context analysis. Signed-off-by: Bart Van Assche --- drivers/block/loop.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 0000913f7efc..9c7ed9e8a442 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -107,6 +107,8 @@ static DEFINE_MUTEX(loop_validate_mutex); * loop_configure()/loop_change_fd()/__loop_clr_fd() calls. */ static int loop_global_lock_killable(struct loop_device *lo, bool global) + __cond_acquires(0, &lo->lo_mutex) + __no_context_analysis /* conditional locking */ { int err; @@ -128,6 +130,8 @@ static int loop_global_lock_killable(struct loop_device *lo, bool global) * @global: true if @lo was about to bind another "struct loop_device", false otherwise */ static void loop_global_unlock(struct loop_device *lo, bool global) + __releases(&lo->lo_mutex) + __no_context_analysis /* conditional locking */ { mutex_unlock(&lo->lo_mutex); if (global)