From: Ira Weiny ira.weiny@intel.com
These kmap() calls are localized to a single thread. To avoid the over head of global PKRS updates use the new kmap_thread() call.
Cc: Ulf Hansson ulf.hansson@linaro.org Cc: Sascha Sommer saschasommer@freenet.de Signed-off-by: Ira Weiny ira.weiny@intel.com --- drivers/mmc/host/mmc_spi.c | 4 ++-- drivers/mmc/host/sdricoh_cs.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c index 18a850f37ddc..ab28e7103b8d 100644 --- a/drivers/mmc/host/mmc_spi.c +++ b/drivers/mmc/host/mmc_spi.c @@ -918,7 +918,7 @@ mmc_spi_data_do(struct mmc_spi_host *host, struct mmc_command *cmd, }
/* allow pio too; we don't allow highmem */ - kmap_addr = kmap(sg_page(sg)); + kmap_addr = kmap_thread(sg_page(sg)); if (direction == DMA_TO_DEVICE) t->tx_buf = kmap_addr + sg->offset; else @@ -950,7 +950,7 @@ 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)); - kunmap(sg_page(sg)); + kunmap_thread(sg_page(sg)); if (dma_dev) dma_unmap_page(dma_dev, dma_addr, PAGE_SIZE, dir);
diff --git a/drivers/mmc/host/sdricoh_cs.c b/drivers/mmc/host/sdricoh_cs.c index 76a8cd3a186f..7806bc69c4f1 100644 --- a/drivers/mmc/host/sdricoh_cs.c +++ b/drivers/mmc/host/sdricoh_cs.c @@ -312,11 +312,11 @@ static void sdricoh_request(struct mmc_host *mmc, struct mmc_request *mrq) int result; page = sg_page(data->sg);
- buf = kmap(page) + data->sg->offset + (len * i); + buf = kmap_thread(page) + data->sg->offset + (len * i); result = sdricoh_blockio(host, data->flags & MMC_DATA_READ, buf, len); - kunmap(page); + kunmap_thread(page); flush_dcache_page(page); if (result) { dev_err(dev, "sdricoh_request: cmd %i "