[PATCH 1/3] driver core: Add API to wait for deferred probe to complete during init

Ming Lei tom.leiming at gmail.com
Thu May 9 06:07:56 EDT 2013


On Thu, May 9, 2013 at 1:18 PM, Saravana Kannan <skannan at codeaurora.org> wrote:
>
> The most obvious fallback of using late_initcall_sync() also doesn't work
> since the deferred probing work initated during late_initcall() is done in
> a workqueue. So, frameworks that want to wait for all devices to finish
> probing during init will now have to wait for the deferred workqueue to
> finish it's work. This patch adds a wait_for_init_deferred_probe_done() API

flush_workqueue() has been added in deferred_probe_initcall(), so looks it
should be OK for your problem, doesn't it?


Thanks,
-- 
Ming Lei



More information about the linux-arm-kernel mailing list