On Tue, Jul 08, 2014 at 10:15:20AM +0200, Julia Lawall wrote: > On Tue, 8 Jul 2014, Mark Brown wrote:
> > It should be fairly clear given what they do I'd have thought - the > > devm_ functions tie the deallocation of a resource to the unbinding of > > a driver from a device so they can only be used to replace things that > > get cleaned up in a device model unbind path. There's not usually a > > great deal of indirection going on in those. > It is completely clear what they do. What is not clear is what device > libraries are set up to call the freeing functions at what point. For > example, I know that that platform drivers are set up for this, but once I > tried to find the lines of code that would justify that, but I could not. > Perhaps I was not patient enough or missed something. All devices do this - it's done as part of the driver model core code so there is no need for individual buses to do anything.
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