Re: [PATCH] swiotlb: set IO TLB segment size via cmdline
- From
- Christoph Hellwig <hch@lst.de>
- Date
- 2021-09-14 15:30:55
- Also in
- linux-doc, linux-iommu, linux-mips, lkml, xen-devel
- Reply to
- Jan Beulich, 2021-09-14
On Tue, Sep 14, 2021 at 05:29:07PM +0200, Jan Beulich wrote:
I'm not convinced the swiotlb use describe there falls under "intended use" - mapping a 1280x720 framebuffer in a single chunk? (As an aside, the bottom of this page is also confusing, as following "Then we can confirm the modified swiotlb size in the boot log:" there is a log fragment showing the same original size of 64Mb.
It doesn't. We also do not add hacks to the kernel for whacky out
of tree modules.