Make 32-bit PowerPC kernels, like 64-bit PowerPC kernels, position-independent

executables. The goal here, not yet accomplished, is to let the e500 kernel
run under QEMU by setting KERNBASE to something that fits in low memory and
then having the kernel relocate itself at runtime.

1 files changed, 6 insertions, 0 deletions

diff --git a/UPDATING b/UPDATING
index 05a9e70dd5ff..81f47deaf051 100644
--- a/UPDATING
+++ b/UPDATING
@@ -31,6 +31,12 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 11.x IS SLOW:
 	disable the most expensive debugging functionality run
 	"ln -s 'abort:false,junk:false' /etc/malloc.conf".)
 
+20150307:
+	The 32-bit PowerPC kernel has been changed to a position-independent
+	executable. This can only be booted with a version of loader(8)
+	newer than January 31, 2015, so make sure to update both world and
+	kernel before rebooting.
+
 20150217:
 	If you are running a -CURRENT kernel since r273872 (Oct 30th, 2014),
 	but before r278950, the RNG was not seeded properly.  Immediately