Re: 2.5.70-bk16 - nfs interferes with s4bios suspend

[Pavel Machek <pavel@ucw.cz>]

Hi!

> > > then it kept unfreezing my tasks till the following debug stuff 
> > > came up:
> > 
> > Do you volunteer to test the patches?
> 
> Yup. :)

Try this and let me know.

--- /usr/src/tmp/linux/fs/lockd/svc.c	2003-02-15 18:51:27.000000000 +0100
+++ /usr/src/linux/fs/lockd/svc.c	2003-06-15 20:17:30.000000000 +0200
@@ -34,6 +34,7 @@
 #include <linux/sunrpc/svcsock.h>
 #include <linux/lockd/lockd.h>
 #include <linux/nfs.h>
+#include <linux/suspend.h>
 
 #define NLMDBG_FACILITY		NLMDBG_SVC
 #define LOCKD_BUFSIZE		(1024 + NLMSVC_XDRSIZE)
@@ -118,9 +119,11 @@
 	 * NFS mount or NFS daemon has gone away, and we've been sent a
 	 * signal, or else another process has taken over our job.
 	 */
-	while ((nlmsvc_users || !signalled()) && nlmsvc_pid == current->pid)
-	{
+	while ((nlmsvc_users || !signalled()) && nlmsvc_pid == current->pid) {
 		long timeout = MAX_SCHEDULE_TIMEOUT;
+
+		if (current->flags & PF_FREEZE)
+			refrigerator(PF_IOTHREAD);
 		if (signalled()) {
 			flush_signals(current);
 			if (nlmsvc_ops) {
--- /usr/src/tmp/linux/net/sunrpc/sched.c	2003-05-27 13:44:18.000000000 +0200
+++ /usr/src/linux/net/sunrpc/sched.c	2003-06-15 20:16:46.000000000 +0200
@@ -20,6 +20,7 @@
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
 #include <linux/spinlock.h>
+#include <linux/suspend.h>
 
 #include <linux/sunrpc/clnt.h>
 #include <linux/sunrpc/xprt.h>
@@ -286,7 +287,7 @@
  */
 void rpciod_wake_up(void)
 {
-	if(rpciod_pid==0)
+	if (rpciod_pid==0)
 		printk(KERN_ERR "rpciod: wot no daemon?\n");
 	if (waitqueue_active(&rpciod_idle))
 		wake_up(&rpciod_idle);
@@ -969,6 +970,8 @@
 			flush_signals(current);
 		}
 		__rpc_schedule();
+                if (current->flags & PF_FREEZE)
+                        refrigerator(PF_IOTHREAD);
 
 		if (++rounds >= 64) {	/* safeguard */
 			schedule();


-- 
When do you have a heart between your knees?
[Johanka's followup: and *two* hearts?]