Re: [PATCH] swiotlb: Validate bounce size in the sync/unmap path

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

 



On Mon, Jan 18, 2021 at 12:44:58PM +0100, Martin Radev wrote:
> Your comment makes sense but then that would require the cooperation
> of these vendors and the cloud providers to agree on something meaningful.
> I am also not sure whether the end result would be better than hardening
> this interface to catch corruption. There is already some validation in
> unmap path anyway.

So what?  If you guys want to provide a new capability you'll have to do
work.  And designing a new protocol based around the fact that the
hardware/hypervisor is not trusted and a copy is always required makes
a lot of more sense than throwing in band aids all over the place.
_______________________________________________
Virtualization mailing list
Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linuxfoundation.org/mailman/listinfo/virtualization



[Index of Archives]     [KVM Development]     [Libvirt Development]     [Libvirt Users]     [CentOS Virtualization]     [Netdev]     [Ethernet Bridging]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux