Convert the wait_on_atomic_t() usage to the new wait_var_event() API. Unlike the wake_up_atomic_t(), wake_up_var() will issue the wakeup even if the variable is not 0.
Cc: Stanimir Varbanov <[email protected]> Signed-off-by: Peter Zijlstra (Intel) <[email protected]> --- drivers/media/platform/qcom/venus/hfi.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) --- a/drivers/media/platform/qcom/venus/hfi.c +++ b/drivers/media/platform/qcom/venus/hfi.c @@ -106,8 +106,8 @@ int hfi_core_deinit(struct venus_core *c if (!empty) { mutex_unlock(&core->lock); - wait_on_atomic_t(&core->insts_count, atomic_t_wait, - TASK_UNINTERRUPTIBLE); + wait_var_event(&core->insts_count, + !atomic_read(&core->insts_count)); mutex_lock(&core->lock); } @@ -229,8 +229,8 @@ void hfi_session_destroy(struct venus_in mutex_lock(&core->lock); list_del_init(&inst->list); - atomic_dec(&core->insts_count); - wake_up_atomic_t(&core->insts_count); + if (atomic_dec_and_test(&core->insts_count)) + wake_up_var(&core->insts_count); mutex_unlock(&core->lock); } EXPORT_SYMBOL_GPL(hfi_session_destroy);
