linux-kernel - [067/129] svcrpc: destroy server sockets all at once

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Message-Id: <20120124023929.846514294@clark.kroah.org>
Date:	Mon, 23 Jan 2012 18:34:47 -0800
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, "J. Bruce Fields" <bfields@...hat.com>
Subject: [067/129] svcrpc: destroy server sockets all at once

3.2-stable review patch.  If anyone has any objections, please let me know.

------------------
Content-Length: 1963
Lines: 75

From: "J. Bruce Fields" <bfields@...hat.com>

commit 2fefb8a09e7ed251ae8996e0c69066e74c5aa560 upstream.

There's no reason I can see that we need to call sv_shutdown between
closing the two lists of sockets.

Signed-off-by: J. Bruce Fields <bfields@...hat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 include/linux/sunrpc/svcsock.h |    2 +-
 net/sunrpc/svc.c               |    7 +------
 net/sunrpc/svc_xprt.c          |   11 ++++++++++-
 3 files changed, 12 insertions(+), 8 deletions(-)

--- a/include/linux/sunrpc/svcsock.h
+++ b/include/linux/sunrpc/svcsock.h
@@ -34,7 +34,7 @@ struct svc_sock {
 /*
  * Function prototypes.
  */
-void		svc_close_all(struct list_head *);
+void		svc_close_all(struct svc_serv *);
 int		svc_recv(struct svc_rqst *, long);
 int		svc_send(struct svc_rqst *);
 void		svc_drop(struct svc_rqst *);
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -531,16 +531,11 @@ svc_destroy(struct svc_serv *serv)
 
 	del_timer_sync(&serv->sv_temptimer);
 
-	svc_close_all(&serv->sv_tempsocks);
+	svc_close_all(serv);
 
 	if (serv->sv_shutdown)
 		serv->sv_shutdown(serv);
 
-	svc_close_all(&serv->sv_permsocks);
-
-	BUG_ON(!list_empty(&serv->sv_permsocks));
-	BUG_ON(!list_empty(&serv->sv_tempsocks));
-
 	cache_clean_deferred(serv);
 
 	if (svc_serv_is_pooled(serv))
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -928,7 +928,7 @@ void svc_close_xprt(struct svc_xprt *xpr
 }
 EXPORT_SYMBOL_GPL(svc_close_xprt);
 
-void svc_close_all(struct list_head *xprt_list)
+static void svc_close_list(struct list_head *xprt_list)
 {
 	struct svc_xprt *xprt;
 	struct svc_xprt *tmp;
@@ -946,6 +946,15 @@ void svc_close_all(struct list_head *xpr
 	}
 }
 
+void svc_close_all(struct svc_serv *serv)
+{
+	svc_close_list(&serv->sv_tempsocks);
+	svc_close_list(&serv->sv_permsocks);
+	BUG_ON(!list_empty(&serv->sv_permsocks));
+	BUG_ON(!list_empty(&serv->sv_tempsocks));
+
+}
+
 /*
  * Handle defer and revisit of requests
  */


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