sunrpc: eliminate the XPT_DETACHED flag
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. Signed-off-by: Jeff Layton <jlayton@primarydata.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
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56429e9b3b
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8d65ef760d
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@ -63,10 +63,9 @@ struct svc_xprt {
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#define XPT_CHNGBUF 7 /* need to change snd/rcv buf sizes */
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#define XPT_DEFERRED 8 /* deferred request pending */
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#define XPT_OLD 9 /* used for xprt aging mark+sweep */
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#define XPT_DETACHED 10 /* detached from tempsocks list */
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#define XPT_LISTENER 11 /* listening endpoint */
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#define XPT_CACHE_AUTH 12 /* cache auth info */
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#define XPT_LOCAL 13 /* connection from loopback interface */
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#define XPT_LISTENER 10 /* listening endpoint */
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#define XPT_CACHE_AUTH 11 /* cache auth info */
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#define XPT_LOCAL 12 /* connection from loopback interface */
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struct svc_serv *xpt_server; /* service for transport */
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atomic_t xpt_reserved; /* space on outq that is rsvd */
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@ -884,7 +884,6 @@ static void svc_age_temp_xprts(unsigned long closure)
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continue;
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list_del_init(le);
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set_bit(XPT_CLOSE, &xprt->xpt_flags);
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set_bit(XPT_DETACHED, &xprt->xpt_flags);
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dprintk("queuing xprt %p for closing\n", xprt);
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/* a thread will dequeue and close it soon */
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@ -924,8 +923,7 @@ static void svc_delete_xprt(struct svc_xprt *xprt)
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xprt->xpt_ops->xpo_detach(xprt);
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spin_lock_bh(&serv->sv_lock);
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if (!test_and_set_bit(XPT_DETACHED, &xprt->xpt_flags))
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list_del_init(&xprt->xpt_list);
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list_del_init(&xprt->xpt_list);
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WARN_ON_ONCE(!list_empty(&xprt->xpt_ready));
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if (test_bit(XPT_TEMP, &xprt->xpt_flags))
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serv->sv_tmpcnt--;
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