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SubjectUML woes in 2.6.24-rc6-mm1
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Date
The below patch was needed to make UML compile in latest -mm.

But sometimes it doesn't boot and does weird things (this is a sample
with init=/bin/bash):

[ 0.420000] EXT3-fs: mounted filesystem with ordered data mode.
[ 0.420000] VFS: Mounted root (ext3 filesystem) readonly.
(none):/# ls
(none):/# ls -al
total 70
drwxr-xr-x 23 root root 1024 May 4 2007 .
drwxr-xr-x 23 root root 1024 May 4 2007 ..
drwxr-xr-x 2 root root 2048 Feb 18 2007 bin
drwxr-xr-x 2 root root 1024 May 16 2005 boot
[...]
(none):/# ls
Segmentation fault
(none):/# ls -l
: : No such file or directory

Miklos
----

Index: linux/arch/um/Kconfig
===================================================================
--- linux.orig/arch/um/Kconfig 2008-01-02 14:54:04.000000000 +0100
+++ linux/arch/um/Kconfig 2008-01-02 17:01:36.000000000 +0100
@@ -223,6 +223,10 @@ config KERNEL_STACK_ORDER

endmenu

+config HZ
+ int
+ default 100
+
source "init/Kconfig"

source "drivers/block/Kconfig"
Index: linux/include/asm-um/param.h
===================================================================
--- linux.orig/include/asm-um/param.h 2007-10-09 22:31:38.000000000 +0200
+++ linux/include/asm-um/param.h 2008-01-02 17:02:31.000000000 +0100
@@ -10,7 +10,7 @@
#define MAXHOSTNAMELEN 64 /* max length of hostname */

#ifdef __KERNEL__
-#define HZ 100
+#define HZ CONFIG_HZ
#define USER_HZ 100 /* .. some user interfaces are in "ticks" */
#define CLOCKS_PER_SEC (USER_HZ) /* frequency at which times() counts */
#endif

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