From: Barry Song <[email protected]> Using disable_irq() on the IRQ whose handler we are currently executing in can easily lead to a hang. So use the nosync variant here.
Signed-off-by: Barry Song <[email protected]> Signed-off-by: Mike Frysinger <[email protected]> --- drivers/spi/spi_bfin5xx.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c index b3450b7..18b313a 100644 --- a/drivers/spi/spi_bfin5xx.c +++ b/drivers/spi/spi_bfin5xx.c @@ -547,7 +547,7 @@ static irqreturn_t bfin_spi_dma_irq_handler(int irq, void *dev_id) dev_dbg(&drv_data->pdev->dev, "disable dma channel irq%d\n", drv_data->dma_channel); - dma_disable_irq(drv_data->dma_channel); + dma_disable_irq_nosync(drv_data->dma_channel); return IRQ_HANDLED; } -- 1.7.3.1 ------------------------------------------------------------------------------ Download new Adobe(R) Flash(R) Builder(TM) 4 The new Adobe(R) Flex(R) 4 and Flash(R) Builder(TM) 4 (formerly Flex(R) Builder(TM)) enable the development of rich applications that run across multiple browsers and platforms. Download your free trials today! http://p.sf.net/sfu/adobe-dev2dev _______________________________________________ spi-devel-general mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/spi-devel-general
