Looks like there hasn't been much interest in reworking this to make stable backporting easier. I can apply patch 1 to the dma-mapping tree if that's still the plan, but for the other patches I'd need ACKs from the other maintainers.
- [PATCH V9 3/4] scsi: Align block queue to dma_get_cache_... Huacai Chen
- Re: [PATCH V9 3/4] scsi: Align block queue to dma_g... kbuild test robot
- Re: [PATCH V9 1/4] dma-mapping: Rework dma_get_cache_ali... Marek Szyprowski
- Re: [PATCH V9 1/4] dma-mapping: Rework dma_get_cache_ali... Mark Greer
- Re: [PATCH V9 1/4] dma-mapping: Rework dma_get_cache_ali... Christoph Hellwig
- Re: [PATCH V9 1/4] dma-mapping: Rework dma_get_cache_ali... Christoph Hellwig
