On 9/15/22 12:01, Parav Pandit wrote: > The cited commit [1] describes that when using writel(), explcit wmb() > is not needed. However, it should have said that dma_wmb() is not > needed. > > Hence update the example to be more accurate that matches the current > implementation and document section of dma_wmb()/dma_rmb(). > > [1] commit 5846581e3563 ("locking/memory-barriers.txt: Fix broken DMA vs. MMIO ordering example") Just say the blamed commit without using numbered references. -- An old man doll... just what I always wanted! - Clara