On 04/07/2025 09:20, jiang.peng9@zte.com.cn wrote:
From: Peng Jiang jiang.peng9@zte.com.cn
Add kerneldoc for 'virtio_dma_buf_attach' function to fix W=1 warnings:
drivers/virtio/virtio_dma_buf.c:41 function parameter 'dma_buf' not described in 'virtio_dma_buf_attach' drivers/virtio/virtio_dma_buf.c:41 function parameter 'attach' not described in 'virtio_dma_buf_attach'
Signed-off-by: Peng Jiang jiang.peng9@zte.com.cn
drivers/virtio/virtio_dma_buf.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/virtio/virtio_dma_buf.c b/drivers/virtio/virtio_dma_buf.c index 3fe1d03b0645..18d261ba5197 100644 --- a/drivers/virtio/virtio_dma_buf.c +++ b/drivers/virtio/virtio_dma_buf.c @@ -35,7 +35,16 @@ struct dma_buf *virtio_dma_buf_export EXPORT_SYMBOL(virtio_dma_buf_export);
/**
- virtio_dma_buf_attach - mandatory attach callback for virtio dma-bufs
- virtio_dma_buf_attach - Mandatory attach callback for virtio dma-bufs
Read kernel-doc.rst. Missing ()
- @dma_buf: Pointer to the shared dma-buf structure
- @attach: Pointer to the newly created attachment metadata
- Description: Implements the standard dma-buf attach operation for virtio devices.
That's not kerneldoc. Which part of kernel-doc document documents such syntax?
Retrieves virtio-specific operations through container_of macro,
then invokes device-specific attach callback if present.
Best regards, Krzysztof