On 6/22/21 8:56 PM, Ilya Maximets wrote:
> Examples in this document use all kinds of indentation from 3 to 5
> spaces and even mixed with tabs. Making them all even and equal to
> 4 spaces.
>
> Signed-off-by: Ilya Maximets <i.maximets@xxxxxxx>
> ---
Ugh. Sorry, meant to send for bpf-next, but lost the subject prefix
somewhere... Can re-send if needed.
> Documentation/networking/af_xdp.rst | 32 ++++++++++++++---------------
> 1 file changed, 16 insertions(+), 16 deletions(-)
>
> diff --git a/Documentation/networking/af_xdp.rst b/Documentation/networking/af_xdp.rst
> index 2ccc5644cc98..42576880aa4a 100644
> --- a/Documentation/networking/af_xdp.rst
> +++ b/Documentation/networking/af_xdp.rst
> @@ -290,19 +290,19 @@ round-robin example of distributing packets is shown below:
> #define MAX_SOCKS 16
>
> struct {
> - __uint(type, BPF_MAP_TYPE_XSKMAP);
> - __uint(max_entries, MAX_SOCKS);
> - __uint(key_size, sizeof(int));
> - __uint(value_size, sizeof(int));
> + __uint(type, BPF_MAP_TYPE_XSKMAP);
> + __uint(max_entries, MAX_SOCKS);
> + __uint(key_size, sizeof(int));
> + __uint(value_size, sizeof(int));
> } xsks_map SEC(".maps");
>
> static unsigned int rr;
>
> SEC("xdp_sock") int xdp_sock_prog(struct xdp_md *ctx)
> {
> - rr = (rr + 1) & (MAX_SOCKS - 1);
> + rr = (rr + 1) & (MAX_SOCKS - 1);
>
> - return bpf_redirect_map(&xsks_map, rr, XDP_DROP);
> + return bpf_redirect_map(&xsks_map, rr, XDP_DROP);
> }
>
> Note, that since there is only a single set of FILL and COMPLETION
> @@ -379,7 +379,7 @@ would look like this for the TX path:
> .. code-block:: c
>
> if (xsk_ring_prod__needs_wakeup(&my_tx_ring))
> - sendto(xsk_socket__fd(xsk_handle), NULL, 0, MSG_DONTWAIT, NULL, 0);
> + sendto(xsk_socket__fd(xsk_handle), NULL, 0, MSG_DONTWAIT, NULL, 0);
>
> I.e., only use the syscall if the flag is set.
>
> @@ -442,9 +442,9 @@ purposes. The supported statistics are shown below:
> .. code-block:: c
>
> struct xdp_statistics {
> - __u64 rx_dropped; /* Dropped for reasons other than invalid desc */
> - __u64 rx_invalid_descs; /* Dropped due to invalid descriptor */
> - __u64 tx_invalid_descs; /* Dropped due to invalid descriptor */
> + __u64 rx_dropped; /* Dropped for reasons other than invalid desc */
> + __u64 rx_invalid_descs; /* Dropped due to invalid descriptor */
> + __u64 tx_invalid_descs; /* Dropped due to invalid descriptor */
> };
>
> XDP_OPTIONS getsockopt
> @@ -483,15 +483,15 @@ like this:
> .. code-block:: c
>
> // struct xdp_rxtx_ring {
> - // __u32 *producer;
> - // __u32 *consumer;
> - // struct xdp_desc *desc;
> + // __u32 *producer;
> + // __u32 *consumer;
> + // struct xdp_desc *desc;
> // };
>
> // struct xdp_umem_ring {
> - // __u32 *producer;
> - // __u32 *consumer;
> - // __u64 *desc;
> + // __u32 *producer;
> + // __u32 *consumer;
> + // __u64 *desc;
> // };
>
> // typedef struct xdp_rxtx_ring RING;
>
