The patch titled
cpufreq: demand load governor modules
has been added to the -mm tree. Its filename is
cpufreq-demand-load-governor-modules.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: cpufreq: demand load governor modules
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Demand-load cpufreq governor modules if needed.
Signed-off-by: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Cc: Dave Jones <davej@xxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/cpufreq/cpufreq.c | 17 +++++++++++++++++
1 files changed, 17 insertions(+)
diff -puN drivers/cpufreq/cpufreq.c~cpufreq-demand-load-governor-modules drivers/cpufreq/cpufreq.c
--- a/drivers/cpufreq/cpufreq.c~cpufreq-demand-load-governor-modules
+++ a/drivers/cpufreq/cpufreq.c
@@ -321,6 +321,23 @@ static int cpufreq_parse_governor (char
t = __find_governor(str_governor);
+ if (t == NULL) {
+ char *name = kasprintf(GFP_KERNEL, "cpufreq_%s", str_governor);
+
+ if (name) {
+ int ret;
+
+ mutex_unlock(&cpufreq_governor_mutex);
+ ret = request_module(name);
+ mutex_lock(&cpufreq_governor_mutex);
+
+ if (ret == 0)
+ t = __find_governor(str_governor);
+ }
+
+ kfree(name);
+ }
+
if (t != NULL) {
*governor = t;
err = 0;
_
Patches currently in -mm which might be from jeremy@xxxxxxxx are
cpufreq-add-__find_governor-helper-and-clean-up-some.patch
cpufreq-demand-load-governor-modules.patch
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