From: Pavel Machek <pavel@ucw.cz>

For some crazy reason (trying to work around hw problem in i810) I wanted
to use HZ around 4000.

Signed-off-by: Pavel Machek <pavel@suse.cz>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/jiffies.h |    6 ++++++
 1 file changed, 6 insertions(+)

diff -puN include/linux/jiffies.h~dont-error-on-higher-hz-values include/linux/jiffies.h
--- a/include/linux/jiffies.h~dont-error-on-higher-hz-values
+++ a/include/linux/jiffies.h
@@ -29,6 +29,12 @@
 # define SHIFT_HZ	9
 #elif HZ >= 768 && HZ < 1536
 # define SHIFT_HZ	10
+#elif HZ >= 1536 && HZ < 3072
+# define SHIFT_HZ	11
+#elif HZ >= 3072 && HZ < 6144
+# define SHIFT_HZ	12
+#elif HZ >= 6144 && HZ < 12288
+# define SHIFT_HZ	13
 #else
 # error You lose.
 #endif
_