Re: [PATCH] tcp: make tcp_sock_set_bufsize() static (again)

[David Gibson <david@gibson.dropbear.id.au>]

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On Mon, Dec 04, 2023 at 03:23:11PM +0100, Laurent Vivier wrote:
> e5eefe77435a ("tcp: Refactor to use events instead of states, split out
> spliced implementation") has exported tcp_sock_set_bufsize() to
> be able to use it in tcp_splice.c, but 6ccab72d9b40 has removed its use
> in tcp_splice.c, so we can set it static again.
> 
> Fixes: 6ccab72d9b40 ("tcp: Improve handling of fallback if socket pool is empty on new splice")
> Cc: david@gibson.dropbear.id.au
> Signed-off-by: Laurent Vivier <lvivier@redhat.com>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

Of course, it might get obsoleted if I get around to removing the
socket buffer setting entirely.

> ---
>  tcp.c | 2 +-
>  tcp.h | 1 -
>  2 files changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/tcp.c b/tcp.c
> index f506cfdd3bc7..1680b516b5b9 100644
> --- a/tcp.c
> +++ b/tcp.c
> @@ -929,7 +929,7 @@ static void tcp_get_sndbuf(struct tcp_tap_conn *conn)
>   * tcp_sock_set_bufsize() - Set SO_RCVBUF and SO_SNDBUF to maximum values
>   * @s:		Socket, can be -1 to avoid check in the caller
>   */
> -void tcp_sock_set_bufsize(const struct ctx *c, int s)
> +static void tcp_sock_set_bufsize(const struct ctx *c, int s)
>  {
>  	int v = INT_MAX / 2; /* Kernel clamps and rounds, no need to check */
>  
> diff --git a/tcp.h b/tcp.h
> index 27b11668f258..87a6bf9f0ee8 100644
> --- a/tcp.h
> +++ b/tcp.h
> @@ -23,7 +23,6 @@ int tcp_init(struct ctx *c);
>  void tcp_timer(struct ctx *c, const struct timespec *ts);
>  void tcp_defer_handler(struct ctx *c);
>  
> -void tcp_sock_set_bufsize(const struct ctx *c, int s);
>  void tcp_update_l2_buf(const unsigned char *eth_d, const unsigned char *eth_s);
>  
>  /**

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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