Re: [PATCH] [PATCH] Adding offset keeping option when mapping data via SWIOTLB.

2020-11-24 Thread Konrad Rzeszutek Wilk
On Mon, Nov 23, 2020 at 02:18:07PM -0800, Jianxiong Gao wrote: > NVMe driver and other applications may depend on the data offset > to operate correctly. Currently when unaligned data is mapped via > SWIOTLB, the data is mapped as slab aligned with the SWIOTLB. When > booting with --swiotlb=force o

Re: [PATCH] [PATCH] Adding offset keeping option when mapping data via SWIOTLB.

2020-11-24 Thread Christoph Hellwig
On Mon, Nov 23, 2020 at 02:18:07PM -0800, Jianxiong Gao wrote: > NVMe driver and other applications may depend on the data offset > to operate correctly. Currently when unaligned data is mapped via > SWIOTLB, the data is mapped as slab aligned with the SWIOTLB. When > booting with --swiotlb=force o

[PATCH] [PATCH] Adding offset keeping option when mapping data via SWIOTLB.

2020-11-23 Thread Jianxiong Gao
NVMe driver and other applications may depend on the data offset to operate correctly. Currently when unaligned data is mapped via SWIOTLB, the data is mapped as slab aligned with the SWIOTLB. When booting with --swiotlb=force option and using NVMe as interface, running mkfs.xfs on Rhel fails becau