Re: [PATCH v2] dma: Fix max PFN arithmetic overflow on 32 bit systems

2020-05-05 Thread Alexander Dahl
Hei hei, I would like to kindly ask about the status of this patch. On Wed, Apr 15, 2020 at 04:35:21PM +0200, Alexander Dahl wrote: > now after v5.7-rc1 is out, I would kindly ask, if anyone had time to > review this one line patch? Is anything wrong with that fix? Did it maybe not reach the

Re: [PATCH v2] dma: Fix max PFN arithmetic overflow on 32 bit systems

2020-04-15 Thread Alexander Dahl
Hello, now after v5.7-rc1 is out, I would kindly ask, if anyone had time to review this one line patch? Is anything wrong with that fix? (I added the current fli4l kernel package maintainer Florian to Cc to let him know I'm still having an eye on this.) Greets Alex On Sat, Mar 21, 2020 at

[PATCH v2] dma: Fix max PFN arithmetic overflow on 32 bit systems

2020-03-21 Thread Alexander Dahl
For ARCH=x86 (32 bit) when you set CONFIG_IOMMU_INTEL since c5a5dc4cbbf4 ("iommu/vt-d: Don't switch off swiotlb if bounce page is used") there's a dependency on CONFIG_SWIOTLB, which was not necessarily active before. The init code for swiotlb in 'pci_swiotlb_detect_4gb()' compares something