[PATCH 2/6] mmc: mmc_spi: replace flush_kernel_dcache_page with flush_dcache_page
From: Christoph Hellwig <hch@lst.de>
Date: 2021-07-12 06:11:35
Also in:
linux-arm-kernel, linux-doc, linux-mm, linux-mmc, linux-scsi, linux-sh, lkml
Subsystem:
multimedia card (mmc) etc. over spi, multimedia card (mmc), secure digital (sd) and sdio subsystem, the rest · Maintainers:
Ulf Hansson, Linus Torvalds
Pages passed to block drivers can be mapped page cache pages, so we must use flush_dcache_page here instead of the more limited flush_kernel_dcache_page that is intended for highmem pages only. Signed-off-by: Christoph Hellwig <hch@lst.de> --- drivers/mmc/host/mmc_spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c
index 65c65bb5737f..3d28a3d3001b 100644
--- a/drivers/mmc/host/mmc_spi.c
+++ b/drivers/mmc/host/mmc_spi.c@@ -948,7 +948,7 @@ mmc_spi_data_do(struct mmc_spi_host *host, struct mmc_command *cmd, /* discard mappings */ if (direction == DMA_FROM_DEVICE) - flush_kernel_dcache_page(sg_page(sg)); + flush_dcache_page(sg_page(sg)); kunmap(sg_page(sg)); if (dma_dev) dma_unmap_page(dma_dev, dma_addr, PAGE_SIZE, dir);
--
2.30.2