Re: [PATCH] making the printk buffer bigger

["Martin J. Bligh" <Martin.Bligh@us.ibm.com>]

> For larger machines, 16K isn't big enough to hold all the boot
> messages - which means some of the earlier boot messages don't 
> make it to the log files.
> 
> Could you add this tiny patch to fix it?

OK, seeing as people don't seem to want a decent size buffer on 
CONFIG_SMP machines, could we at least do it under
CONFIG_MULTIQUAD? Loosing half my boot time messages is 
annoying, and I have gigabytes of RAM to waste. Please .......

M.

diff -urN virgin-2.4.13-pre2/kernel/printk.c linux-2.4.13-pre2/kernel/printk.c
--- virgin-2.4.13-pre2/kernel/printk.c	Mon Sep 17 13:16:30 2001
+++ linux-2.4.13-pre2/kernel/printk.c	Mon Oct 15 13:15:37 2001
@@ -27,7 +27,12 @@
 
 #include <asm/uaccess.h>
 
-#define LOG_BUF_LEN	(16384)			/* This must be a power of two */
+#ifdef CONFIG_MULTIQUAD
+#define LOG_BUF_LEN	(65536)		/* This must be a power of two */
+#else
+#define LOG_BUF_LEN	(16384)		/* This must be a power of two */
+#endif
+
 #define LOG_BUF_MASK	(LOG_BUF_LEN-1)
 
 /* printk's without a loglevel use this.. */