Re: [PATCH RFC net-next v1 5/5] net: devmem: Implement TX path

On 12/20/24 5:42 PM, Mina Almasry wrote:

diff --git a/include/uapi/linux/uio.h b/include/uapi/linux/uio.h index 649739e0c404..41490cde95ad 100644 --- a/include/uapi/linux/uio.h +++ b/include/uapi/linux/uio.h @@ -38,6 +38,11 @@ struct dmabuf_token { __u32 token_count; }; +struct dmabuf_tx_cmsg {

• __u32 dmabuf_id;

I believe you need to make sure the u64 is properly aligned:

__u32 unused; // and verify it is set to 0

• __u64 dmabuf_offset;

+};

/*

• UIO_MAXIOV shall be at least 16 1003.1g (5.4.1.1)

*/