Messages in this thread Patch in this message | | | Date | Tue, 09 Mar 2021 09:42:07 +0100 | From | Thomas Gleixner <> | Subject | [patch 04/14] tasklets: Use spin wait in tasklet_disable() temporarily |
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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@linutronix.de> --- 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(); }
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