From 0ade21a2ed74544840004f0242c7a1b8c8c4daac Mon Sep 17 00:00:00 2001 From: Marek Szyprowski Date: Tue, 21 Feb 2017 14:21:01 +0100 Subject: dma-buf: add support for compat ioctl MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit commit 888022c0473d079bff9b47fb50434b1f20f8f37f upstream. Add compat ioctl support to dma-buf. This lets one to use DMA_BUF_IOCTL_SYNC ioctl from 32bit application on 64bit kernel. Data structures for both 32 and 64bit modes are same, so there is no need for additional translation layer. Signed-off-by: Marek Szyprowski Reviewed-by: Christian König Acked-by: Daniel Vetter Signed-off-by: Sumit Semwal Link: http://patchwork.freedesktop.org/patch/msgid/1487683261-2655-1-git-send-email-m.szyprowski@samsung.com Signed-off-by: Greg Kroah-Hartman --- drivers/dma-buf/dma-buf.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index cf04d249a6a4..6b54e02da10c 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -303,6 +303,9 @@ static const struct file_operations dma_buf_fops = { .llseek = dma_buf_llseek, .poll = dma_buf_poll, .unlocked_ioctl = dma_buf_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = dma_buf_ioctl, +#endif }; /* -- cgit v1.2.3