Revert "knfsd: avoid overloading the CPU scheduler with enormous load averages"

This reverts commit 59a252ff8c0f2fa32c896f69d56ae33e641ce7ad.

This helps in an entirely cached workload but not necessarily in
workloads that require waiting on disk.

Conflicts:

	include/linux/sunrpc/svc.h
	net/sunrpc/svc_xprt.c

Reported-by: Simon Kirby <sim@hostway.ca>
Tested-by: Jesper Krogh <jesper@krogh.cc>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>

1 files changed, 0 insertions, 3 deletions

diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 52e8cb0a7569..d1567d627557 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -29,7 +29,6 @@ struct svc_pool_stats {
         unsigned long   packets;
         unsigned long   sockets_queued;
         unsigned long   threads_woken;
-        unsigned long   overloads_avoided;
         unsigned long   threads_timedout;
 };
 
@@ -50,7 +49,6 @@ struct svc_pool {
         struct list_head        sp_sockets;     /* pending sockets */
         unsigned int            sp_nrthreads;   /* # of threads in pool */
         struct list_head        sp_all_threads; /* all server threads */
-        int                     sp_nwaking;     /* number of threads woken but not yet active */
         struct svc_pool_stats   sp_stats;       /* statistics on pool operation */
 } ____cacheline_aligned_in_smp;
 
@@ -284,7 +282,6 @@ struct svc_rqst {
                                                  * cache pages */
         wait_queue_head_t       rq_wait;        /* synchronization */
         struct task_struct      *rq_task;       /* service thread */
-        int                     rq_waking;      /* 1 if thread is being woken */
 };
 
 /*