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-rw-r--r--fs/nfs/callback.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index a9f153867554..5606ae3d72d3 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -59,7 +59,7 @@ module_param_call(callback_tcpport, param_set_port, param_get_int,
static int
nfs_callback_svc(void *vrqstp)
{
- int err;
+ int err, preverr = 0;
struct svc_rqst *rqstp = vrqstp;
set_freezable();
@@ -74,14 +74,20 @@ nfs_callback_svc(void *vrqstp)
* Listen for a request on the socket
*/
err = svc_recv(rqstp, MAX_SCHEDULE_TIMEOUT);
- if (err == -EAGAIN || err == -EINTR)
+ if (err == -EAGAIN || err == -EINTR) {
+ preverr = err;
continue;
+ }
if (err < 0) {
- printk(KERN_WARNING
- "%s: terminating on error %d\n",
- __FUNCTION__, -err);
- break;
+ if (err != preverr) {
+ printk(KERN_WARNING "%s: unexpected error "
+ "from svc_recv (%d)\n", __func__, err);
+ preverr = err;
+ }
+ schedule_timeout_uninterruptible(HZ);
+ continue;
}
+ preverr = err;
svc_process(rqstp);
}
unlock_kernel();