[patch 04/14] tasklets: Use spin wait in tasklet_disable() temporarily

[Thomas Gleixner <tglx@xxxxxxxxxxxxx>]

To ease the transition use spin waiting in tasklet_disable() until all
usage sites from atomic context have been cleaned up.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 include/linux/interrupt.h |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -728,7 +728,8 @@ static inline void tasklet_disable_in_at
 static inline void tasklet_disable(struct tasklet_struct *t)
 {
 	tasklet_disable_nosync(t);
-	tasklet_unlock_wait(t);
+	/* Spin wait until all atomic users are converted */
+	tasklet_unlock_spin_wait(t);
 	smp_mb();
 }