On Mon, Oct 05, 2015 at 09:49:38PM -0500, Rob Herring wrote: > On Mon, Oct 5, 2015 at 6:52 PM, Frank Rowand <frowand.list@xxxxxxxxx> wrote: > > The purpose of the *_sync initcall levels is to allow the corresponding > > initcall level to use multiple threads of execution instead of a single > > thread. The *_sync level provides a location for a wait for all of the > > threads at the corresponding init level to complete. This is better > > explained in the git log: > The things I was worried about like clk and regulator disabling are > actually late_initcall_sync, so maybe late_initcall is fine here after > all. > However, looking at other *_initcall_sync users, I'm not so sure they > are doing the same abuse. They're trying to run at the point where we've completed deferred probe processing - in other words, at the sync point. What they really want is an additional callback at the point where the syncs have actually happened.
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