commit 2c8fe5120f8da013cbd789be2f10cce880972836
author Joe Hershberger <joe.hershberger@ni.com> Tue Jul 31 06:09:17 2012 +0000
committer Joe Hershberger <joe.hershberger@ni.com> Mon Sep 24 13:55:43 2012 -0500
tree 477b12f8a78a22f22750dfc600caf00b48b1d492
parent dcd5a593f59b58da4875e3e78d7c74501bc319c4

net: Make the netconsole buffer size configurable

Allow a board to configure a larger buffer for netconsole, but leave
the default.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Cc: Mike Frysinger <vapier@gentoo.org>
Acked-by: Mike Frysinger <vapier@gentoo.org>

drivers/net/netconsole.c

diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 86f5301..8fcf31c 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -28,7 +28,11 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-static char input_buffer[512];
+#ifndef CONFIG_NETCONSOLE_BUFFER_SIZE
+#define CONFIG_NETCONSOLE_BUFFER_SIZE 512
+#endif
+
+static char input_buffer[CONFIG_NETCONSOLE_BUFFER_SIZE];
 static int input_size; /* char count in input buffer */
 static int input_offset; /* offset to valid chars in input buffer */
 static int input_recursion;
@@ -214,7 +218,7 @@
 
 	len = strlen(s);
 	while (len) {
-		int send_len = min(len, 512);
+		int send_len = min(len, sizeof(input_buffer));
 		nc_send_packet(s, send_len);
 		len -= send_len;
 		s += send_len;