Re: [PATCH v4 00/11] Hyper-V: Support PAGE_SIZE larger than 4K

From: Wei Liu
Date: Mon Sep 28 2020 - 05:00:00 EST


On Wed, Sep 16, 2020 at 11:48:06AM +0800, Boqun Feng wrote:
> This patchset add the necessary changes to support guests whose page
> size is larger than 4K. And the main architecture which we develop this
> for is ARM64 (also it's the architecture that I use to test this
> feature).
>
> Previous version:
> v1: https://lore.kernel.org/lkml/20200721014135.84140-1-boqun.feng@xxxxxxxxx/
> v2: https://lore.kernel.org/lkml/20200902030107.33380-1-boqun.feng@xxxxxxxxx
> v3: https://lore.kernel.org/lkml/20200910143455.109293-1-boqun.feng@xxxxxxxxx/
>
> Changes since v3:
>
> * Fix a bug that ringbuffer sizes are not page-aligned when
> PAGE_SIZE = 16k. Drop the Acked-by and Reviewed-by tags for
> those patches accordingly.
>
> * Code improvement as per suggestion from Michael Kelley.
>
> I've done some tests with PAGE_SIZE=64k and PAGE_SIZE=16k configurations
> on ARM64 guests (with Michael's patchset[1] for ARM64 Hyper-V guest
> support), everything worked fine ;-)
>
> Looking forwards to comments and suggestions!
>
> Regards,
> Boqun
>
> [1]: https://lore.kernel.org/lkml/1598287583-71762-1-git-send-email-mikelley@xxxxxxxxxxxxx/
>
> Boqun Feng (11):
> Drivers: hv: vmbus: Always use HV_HYP_PAGE_SIZE for gpadl
> Drivers: hv: vmbus: Move __vmbus_open()
> Drivers: hv: vmbus: Introduce types of GPADL
> Drivers: hv: Use HV_HYP_PAGE in hv_synic_enable_regs()
> Drivers: hv: vmbus: Move virt_to_hvpfn() to hyperv header
> hv: hyperv.h: Introduce some hvpfn helper functions
> hv_netvsc: Use HV_HYP_PAGE_SIZE for Hyper-V communication
> Input: hyperv-keyboard: Use VMBUS_RING_SIZE() for ringbuffer sizes
> HID: hyperv: Use VMBUS_RING_SIZE() for ringbuffer sizes
> Driver: hv: util: Use VMBUS_RING_SIZE() for ringbuffer sizes
> scsi: storvsc: Support PAGE_SIZE larger than 4K

Series applied to hyperv-next.

I also replaced the tabs with spaces in the commit messages of patch 8
through patch 10.

Wei.