Messages in this thread | | | From | "Luis R. Rodriguez" <> | Date | Thu, 17 Dec 2015 11:16:09 -0800 | Subject | Re: [PATCH 1/4] firmware: generalize "firmware" as "system data" helpers |
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On Thu, Oct 8, 2015 at 1:16 PM, Josh Boyer <jwboyer@fedoraproject.org> wrote: > On Tue, Oct 6, 2015 at 5:08 AM, Greg KH <gregkh@linuxfoundation.org> wrote: >> Just responding to one thing at the moment: >> >> On Mon, Oct 05, 2015 at 11:22:22PM +0200, Luis R. Rodriguez wrote: >>> * we should phase out the usermode helper from firmware_class long term >> >> You can "phase out", but you can not delete it as it's a user/kernel api >> that we have to support for forever, sorry. > > Assuming that dell-rbu is the only in-tree legitimate user of the > userhelper code, I'm curious if the code itself could simply move into > that driver. It might help prevent the spread of reliance on an API > we don't want to see grow in usage. We'd probably need to evaluate if > the two new users could migrate off that.
Greg pointed out Daniel might have some uses for this. More on this later.
>> Also, for some devices / use cases, the usermode helper is the solution >> (think async loading of firmware when the host wants to do it.) > > Are any of those use cases in the kernel today, aside from dell-rbu? > Would Luis' async mode to system data suffice?
We'll have to see based on Daniel's feedback (Daniel, please respond to the other thread I'll Cc you on).
Luis
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