On Mon, Nov 17, 2014 at 05:02:57PM -0500, Jeff Layton wrote:
> All it does is indicate whether a xprt has already been deleted from
> a list or not, which is unnecessary since we use list_del_init and it's
> always set and checked under the sv_lock anyway.
>
Applying for 3.19, thanks.--b.
> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxxxxxxx>
> ---
> include/linux/sunrpc/svc_xprt.h | 7 +++----
> net/sunrpc/svc_xprt.c | 4 +---
> 2 files changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
> index ce6e4182a5b2..79f6f8f3dc0a 100644
> --- a/include/linux/sunrpc/svc_xprt.h
> +++ b/include/linux/sunrpc/svc_xprt.h
> @@ -63,10 +63,9 @@ struct svc_xprt {
> #define XPT_CHNGBUF 7 /* need to change snd/rcv buf sizes */
> #define XPT_DEFERRED 8 /* deferred request pending */
> #define XPT_OLD 9 /* used for xprt aging mark+sweep */
> -#define XPT_DETACHED 10 /* detached from tempsocks list */
> -#define XPT_LISTENER 11 /* listening endpoint */
> -#define XPT_CACHE_AUTH 12 /* cache auth info */
> -#define XPT_LOCAL 13 /* connection from loopback interface */
> +#define XPT_LISTENER 10 /* listening endpoint */
> +#define XPT_CACHE_AUTH 11 /* cache auth info */
> +#define XPT_LOCAL 12 /* connection from loopback interface */
>
> struct svc_serv *xpt_server; /* service for transport */
> atomic_t xpt_reserved; /* space on outq that is rsvd */
> diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
> index bbb3b044b877..5c71ccb9659d 100644
> --- a/net/sunrpc/svc_xprt.c
> +++ b/net/sunrpc/svc_xprt.c
> @@ -895,7 +895,6 @@ static void svc_age_temp_xprts(unsigned long closure)
> continue;
> list_del_init(le);
> set_bit(XPT_CLOSE, &xprt->xpt_flags);
> - set_bit(XPT_DETACHED, &xprt->xpt_flags);
> dprintk("queuing xprt %p for closing\n", xprt);
>
> /* a thread will dequeue and close it soon */
> @@ -935,8 +934,7 @@ static void svc_delete_xprt(struct svc_xprt *xprt)
> xprt->xpt_ops->xpo_detach(xprt);
>
> spin_lock_bh(&serv->sv_lock);
> - if (!test_and_set_bit(XPT_DETACHED, &xprt->xpt_flags))
> - list_del_init(&xprt->xpt_list);
> + list_del_init(&xprt->xpt_list);
> WARN_ON_ONCE(!list_empty(&xprt->xpt_ready));
> if (test_bit(XPT_TEMP, &xprt->xpt_flags))
> serv->sv_tmpcnt--;
> --
> 2.1.0
>
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