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-rw-r--r--include/net/9p/9p.h3
-rw-r--r--include/net/9p/transport.h5
2 files changed, 8 insertions, 0 deletions
diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h
index 24a509f559ee..13abe013af21 100644
--- a/include/net/9p/9p.h
+++ b/include/net/9p/9p.h
@@ -331,6 +331,9 @@ enum p9_qid_t {
/* size of header for zero copy read/write */
#define P9_ZC_HDR_SZ 4096
+/* maximum length of an error string */
+#define P9_ERRMAX 128
+
/**
* struct p9_qid - file system entity information
* @type: 8-bit type &p9_qid_t
diff --git a/include/net/9p/transport.h b/include/net/9p/transport.h
index ff842f963071..766ec07c9599 100644
--- a/include/net/9p/transport.h
+++ b/include/net/9p/transport.h
@@ -19,6 +19,10 @@
* @list: used to maintain a list of currently available transports
* @name: the human-readable name of the transport
* @maxsize: transport provided maximum packet size
+ * @pooled_rbuffers: currently only set for RDMA transport which pulls the
+ * response buffers from a shared pool, and accordingly
+ * we're less flexible when choosing the response message
+ * size in this case
* @def: set if this transport should be considered the default
* @create: member function to create a new connection on this transport
* @close: member function to discard a connection on this transport
@@ -38,6 +42,7 @@ struct p9_trans_module {
struct list_head list;
char *name; /* name of transport */
int maxsize; /* max message size of transport */
+ bool pooled_rbuffers;
int def; /* this transport should be default */
struct module *owner;
int (*create)(struct p9_client *client,