Hello: This patch was applied to riscv/linux.git (fixes) by Ulf Hansson <ulf.hansson@xxxxxxxxxx>: On Tue, 24 Sep 2024 14:01:23 -0700 you wrote: > Since upstream commit 334304ac2bac ("dma-mapping: don't return errors > from dma_set_max_seg_size") calling dma_set_max_seg_size() on a device > not supporting DMA results in a warning traceback. This is seen when > booting the sifive_u machine from SD. The underlying SPI controller > (sifive,spi0 compatible) explicitly sets dma_mask to NULL. > > Avoid the backtrace by only calling dma_set_max_seg_size() if DMA is > supported. > > [...] Here is the summary with links: - mmc: core: Only set maximum DMA segment size if DMA is supported https://git.kernel.org/riscv/c/c26339faed11 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html