Re: [PATCH] dmaengine: free descriptor when free chan resource

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Vinod Koul <vinod.koul@xxxxxxxxx> writes:

>> It's not just sound. The recommendation has always been set this
>> flag unless you know why you are not setting it. So pretty much
>> every DMAengine client driver sets it.
> Actually there has never been a recommendation for slave cases. It came from async
> API and slave users should never have used it, untill now.
>
> Now to solve the mess, either we can revert this patch and find a new one
> for actual reuse of descriptors. Alternate would be fix users
>
> I am leaning towards former then follow up by fixing the users who dont want
> this. Since this is going to be a tree wide update it will need one merge
> cycle to complete. Once done we can bring back the usage required for actual
> descriptor reuse case. This will lead only one broken driver from Robert. Is
> the client for your driver merged?

No Vinod, it's still under review. And I'll follow any of your directions here,
either revert or tree wide update or new flag.

I can help to do the sweeping too, if I had a clear idea of what you have in
mind. After all, I want that feature, so I can contribute to tidy up.

Cheers.

-- 
Robert
--
To unsubscribe from this list: send the line "unsubscribe dmaengine" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Kernel]     [Linux ARM (vger)]     [Linux ARM MSM]     [Linux Omap]     [Linux Arm]     [Linux Tegra]     [Fedora ARM]     [Linux for Samsung SOC]     [eCos]     [Linux PCI]     [Linux Fastboot]     [Gcc Help]     [Git]     [DCCP]     [IETF Announce]     [Security]     [Linux MIPS]     [Yosemite Campsites]

  Powered by Linux