[17/27] svcrpc: destroy server sockets all at once

Greg KH
2012-01-23T23:45:28Z

From: "J. Bruce Fields" <bfields@redhat.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@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.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
@@ -475,16 +475,11 @@ 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
@@ -927,7 +927,7 @@ 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;
@@ -945,6 +945,15 @@ 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
*/