SUNRPC: Don't wait for full record to receive tcp data

Ensure that we immediately read and buffer data from the incoming TCP
stream so that we grow the receive window quickly, and don't deadlock on
large READ or WRITE requests.

Also do some minor exit cleanup.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h
index 04dba23c59f2..85c50b40759d 100644
--- a/include/linux/sunrpc/svcsock.h
+++ b/include/linux/sunrpc/svcsock.h
@@ -28,6 +28,7 @@ struct svc_sock {
         /* private TCP part */
         u32                     sk_reclen;      /* length of record */
         u32                     sk_tcplen;      /* current read length */
+        struct page *           sk_pages[RPCSVC_MAXPAGES];      /* received data */
 };
 
 /*