Re: [PATCH 3/5] block: make dma_alignment as stacked limit

2018-10-18 Thread Christoph Hellwig
On Thu, Oct 18, 2018 at 09:18:15PM +0800, Ming Lei wrote: > This patch converts .dma_alignment into stacked limit, so the stack > driver may get updated with underlying dma alignment, and allocate > IO buffer as queue DMA aligned. > > Cc: Vitaly Kuznetsov > Cc: Dave Chinner > Cc: Linux FS Devel

[PATCH 3/5] block: make dma_alignment as stacked limit

2018-10-18 Thread Ming Lei
This patch converts .dma_alignment into stacked limit, so the stack driver may get updated with underlying dma alignment, and allocate IO buffer as queue DMA aligned. Cc: Vitaly Kuznetsov Cc: Dave Chinner Cc: Linux FS Devel Cc: Darrick J. Wong Cc: x...@vger.kernel.org Cc: Dave Chinner Cc: