Re: 3.2.0-07927-gc49c41a: s2ram: Device 'machinecheck1' does not have a release() function, it is broken and must be fixed

From: Rafael J. Wysocki
Date: Mon Jan 16 2012 - 17:05:21 EST


On Monday, January 16, 2012, Alan Stern wrote:
> On Mon, 16 Jan 2012, Rafael J. Wysocki wrote:
>
> > On Monday, January 16, 2012, Srivatsa S. Bhat wrote:
>
> > > Just to re-instate, an end-user need not really worry about this warning
> > > too much since this was there before (at a different place, and hidden)
> > > when things were working fine... Hence it would be worthwhile to fix
> > > this warning "correctly" if possible, than just do a quick and dirty
> > > "silence the warning" kind of workaround.
> >
> > Well, since there's nothing to release in there, I really see only two
> > possible "fixes": either silence the warning the way you describe, or
> > remove it from the core.
>
> No, the right fix is to release something. The device structures
> should be allocated dynamically, not statically. Greg's suggestion of
> using a set of per-cpu pointers to dynamically-allocated structures
> sounds right.

OK, so the source of the problem is that the device structure is statically
allocated, right?

Rafael
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