Re: [PATCH v11 0/3] make hvc pass dma capable memory to its backend

I am very glad to get this reply:) Thank you and other experts' kindly help and guide, which improved me a lot. 在 2021/10/21 下午4:35, Greg KH 写道: On Fri, Oct 15, 2021 at 10:46:55AM +0800, Xianting Tian wrote: Dear all, This patch series make hvc framework pass DMA capable memory to

Re: [PATCH v11 0/3] make hvc pass dma capable memory to its backend

On Fri, Oct 15, 2021 at 10:46:55AM +0800, Xianting Tian wrote: > Dear all, > > This patch series make hvc framework pass DMA capable memory to > put_chars() of hvc backend(eg, virtio-console), and revert commit > c4baad5029 ("virtio-console: avoid DMA from stack”) Thanks for sticking with this,

[PATCH v11 0/3] make hvc pass dma capable memory to its backend

Dear all, This patch series make hvc framework pass DMA capable memory to put_chars() of hvc backend(eg, virtio-console), and revert commit c4baad5029 ("virtio-console: avoid DMA from stack”) V1 virtio-console: avoid DMA from vmalloc area https://lkml.org/lkml/2021/7/27/494 For v1 patch, Arnd