Re: [PATCH 00/46] Use dmaenginem_async_device_register to simplify code

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

 



On 08/03/2018 09:19 AM, Huang Shijie wrote:
> All the patches are using dmaenginem_async_device_register to simplify code
> except the last one:
>   dmaengine: add COMPILE_TEST for the drivers
> 
> I use the last one to do the compiler test.  
> There are still 20 drivers which do not use the dmaenginem_async_device_register.
> Let me take a rest, if this patch set is accepted, I will do the rest.

Lots of race conditions in this series. The DMA device needs to be removed
before any of the resources it uses are disabled/released.

As a rule of thumb you can only convert something to a managed
allocation/reregistration if it is the last action in remove.
--
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