Re: [RFC PATCH v4 19/28] swiotlb: Add warnings for use of bounce buffers with SME

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

 



On Tue, Feb 28, 2017 at 05:19:51PM -0600, Tom Lendacky wrote:
> Device drivers don't supply set_dma_mask() since that is part of the
> dma_map_ops structure. The fm10k_pf.c file function is unrelated to this
> (it's part of an internal driver structure). The dma_map_ops structure
> is setup by the arch or an iommu.

That was certainly a brainfart, sorry.

Joerg explained to me on IRC how the whole dma_map_ops handling is
supposed to be happening.

Thanks.

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.



[Index of Archives]     [Linux Kernel]     [Kernel Newbies]     [x86 Platform Driver]     [Netdev]     [Linux Wireless]     [Netfilter]     [Bugtraq]     [Linux Filesystems]     [Yosemite Discussion]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Device Mapper]

  Powered by Linux