Re: [Qemu-devel] [PATCH] sam460ex: Add comment explaining ignored errors from fdt operations

[Guenter Roeck]

On Fri, Jul 06, 2018 at 02:41:18PM +0200, Paolo Bonzini wrote:
> On 06/07/2018 03:18, David Gibson wrote:
> >> Ok, but why would it even fail?  Maybe it's not this case, but even if
> >> it's not fatal for the OS, generating different device trees silently
> >> seems like a recipe for Heisenbugs.
> > Yes, quite.  Especially since the most likely errors I can see here
> > would actually indicate something has already gone horribly wrong with
> > the device tree construction, so a missing clock-frequency is the
> > least of our troubles.
> > 
> > I think using _FDT() here would be a better approach.
> 
> Or qemu_fdt_setprop_cell, which is there exactly for this reason.
> Volunteers needed to report it in checkpatch! :)
> 
Sure, except it uses different parameters. Why don't you come up with
an implementation that is acceptable to you ? I was asked earlier to add
the comment, which I did, only to now be told that it is insufficient.
This can go on forever. At this point, I'll be happy to send a revert
request.

Guenter