Merge tag 'for-linus-3.11-merge-window-part-1' of git://git.kernel.or…

…g/pub/scm/linux/kernel/git/ericvh/v9fs

Pull 9p update from Eric Van Hensbergen:
 "Grab bag of little fixes and enhancements:
  - optional security enhancements
  - fix path coverage in MAINTAINERS
  - switch to using most used protocol and transport as default
  - clean up buffer dumps in trace code

  Held off on RDMA patches as they need to be cleaned up a bit, but will
  try to get the cleaned, checked, and pushed by mid-week"

* tag 'for-linus-3.11-merge-window-part-1' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs:
  9p: Add rest of 9p files to MAINTAINERS entry
  9p: trace: use %*ph to dump buffer
  net/9p: Handle error in zero copy request correctly for 9p2000.u
  net/9p: Use virtio transpart as the default transport
  net/9p: Make 9P2000.L the default protocol for 9p file system

MAINTAINERS

@@ -180,6 +180,11 @@ T:	git git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs.git
 S:	Maintained
 F:	Documentation/filesystems/9p.txt
 F:	fs/9p/
+F:	net/9p/
+F:	include/net/9p/
+F:	include/uapi/linux/virtio_9p.h
+F:	include/trace/events/9p.h
+
 
 A8293 MEDIA DRIVER
 M:	Antti Palosaari <[email protected]>

include/trace/events/9p.h

@@ -143,31 +143,9 @@ TRACE_EVENT(9p_protocol_dump,
 		    __entry->tag    =  pdu->tag;
 		    memcpy(__entry->line, pdu->sdata, P9_PROTO_DUMP_SZ);
 		    ),
-	    TP_printk("clnt %lu %s(tag = %d)\n%.3x: "
-		      "%02x %02x %02x %02x %02x %02x %02x %02x "
-		      "%02x %02x %02x %02x %02x %02x %02x %02x\n"
-		      "%.3x: "
-		      "%02x %02x %02x %02x %02x %02x %02x %02x "
-		      "%02x %02x %02x %02x %02x %02x %02x %02x\n",
-		      (long)__entry->clnt, show_9p_op(__entry->type),
-		      __entry->tag, 0,
-		      __entry->line[0],  __entry->line[1],
-		      __entry->line[2],  __entry->line[3],
-		      __entry->line[4],  __entry->line[5],
-		      __entry->line[6],  __entry->line[7],
-		      __entry->line[8],  __entry->line[9],
-		      __entry->line[10], __entry->line[11],
-		      __entry->line[12], __entry->line[13],
-		      __entry->line[14], __entry->line[15],
-		      16,
-		      __entry->line[16], __entry->line[17],
-		      __entry->line[18], __entry->line[19],
-		      __entry->line[20], __entry->line[21],
-		      __entry->line[22], __entry->line[23],
-		      __entry->line[24], __entry->line[25],
-		      __entry->line[26], __entry->line[27],
-		      __entry->line[28], __entry->line[29],
-		      __entry->line[30], __entry->line[31])
+	    TP_printk("clnt %lu %s(tag = %d)\n%.3x: %16ph\n%.3x: %16ph\n",
+		      (unsigned long)__entry->clnt, show_9p_op(__entry->type),
+		      __entry->tag, 0, __entry->line, 16, __entry->line + 16)
  );
 
 #endif /* _TRACE_9P_H */

net/9p/client.c

@@ -127,7 +127,7 @@ static int parse_opts(char *opts, struct p9_client *clnt)
 	char *s;
 	int ret = 0;
 
-	clnt->proto_version = p9_proto_2000u;
+	clnt->proto_version = p9_proto_2000L;
 	clnt->msize = 8192;
 
 	if (!opts)
@@ -995,6 +995,9 @@ struct p9_client *p9_client_create(const char *dev_name, char *options)
 	if (err < 0)
 		goto destroy_tagpool;
 
+	if (!clnt->trans_mod)
+		clnt->trans_mod = v9fs_get_trans_by_name("virtio");
+
 	if (!clnt->trans_mod)
 		clnt->trans_mod = v9fs_get_default_trans();