On Wed, 2024-08-21 at 14:05 -0400, trondmy@xxxxxxxxxx wrote: > From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx> > > We're seeing reports of soft lockups when iterating through the > loops, > so let's add rescheduling points. > > Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx> > --- > fs/nfs/super.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/fs/nfs/super.c b/fs/nfs/super.c > index cbbd4866b0b7..97b386032b71 100644 > --- a/fs/nfs/super.c > +++ b/fs/nfs/super.c > @@ -47,6 +47,7 @@ > #include <linux/vfs.h> > #include <linux/inet.h> > #include <linux/in6.h> > +#include <linux/sched.h> > #include <linux/slab.h> > #include <net/ipv6.h> > #include <linux/netdevice.h> > @@ -228,6 +229,7 @@ static int __nfs_list_for_each_server(struct > list_head *head, > ret = fn(server, data); > if (ret) > goto out; > + cond_resched(); > rcu_read_lock(); > } > rcu_read_unlock(); Reviewed-by: Jeff Layton <jlayton@xxxxxxxxxx>
