Reserve initrd pages.

[David Woodhouse]

We don't mark initrd pages as reserved. If we manage to allocate enough
other stuff before using the initrd, we end up eating into the initrd
and we don't boot.

Signed-Off-By: David Woodhouse <dwmw2 at infradead.org>

===== arch/ppc64/kernel/setup.c 1.83 vs edited =====
--- 1.83/arch/ppc64/kernel/setup.c	2004-10-04 20:17:37 +01:00
+++ edited/arch/ppc64/kernel/setup.c	2004-10-15 21:02:33 +01:00
@@ -30,6 +30,7 @@
 #include <linux/notifier.h>
 #include <linux/cpu.h>
 #include <linux/unistd.h>
+#include <linux/bootmem.h>
 #include <asm/io.h>
 #include <asm/prom.h>
 #include <asm/processor.h>
@@ -990,6 +991,9 @@
 
 	/* set up the bootmem stuff with available memory */
 	do_init_bootmem();
+
+	if (initrd_start)
+		reserve_bootmem(__pa(initrd_start), initrd_end-initrd_start);
 
 	/* Select the correct idle loop for the platform. */
 	idle_setup();


-- 
dwmw2