[PATCH v3 0/5] Support userspace irqchip with arch timers

Alexander Graf agraf at suse.de
Thu Apr 6 01:28:11 PDT 2017



On 05.04.17 11:28, Christoffer Dall wrote:
> This series is the second version of the rework of the patches to support
> architected timers with a userspace irqchip sent by Alexander Graf [1].
>
> We first cleanup some of the timer code to make it easier to understand
> what is being done in the later patches, and then define the ABI,
> implement timers support, implement PMU support, and finally advertise
> the features.
>
> These patches are based on the recent work from Jintack to support the
> physical timer in addition to the virtual timer.  This series including
> its dependencies can be found here:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/cdall/linux.git irqs-to-user-v3
>
> I tested this using Alex's QEMU patch with his fixes for SMP applied.  This
> seems to be rock-solid.  The temporary-not-for-upstream-but-for-testing patch
> can be found here (force-pushed and rebased since v2):
>
> https://git.linaro.org/people/christoffer.dall/qemu-arm.git no-kvm-irqchip
>
> I also tested it on 32-bit and it looks good there as well.

Reviewed-by: Alexander Graf <agraf at suse.de>


Alex



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