From: Len Brown <len.br...@intel.com>
Remove warning that perplex users about removal of CONFIG_APM_CPU_IDLE in 2012.
This allows applying the original removal patch cleanly.
In retrospect, adding this warning was a mistake.
We should have shipped the removal patch 16 months ago.
cc: x...@kernel.org
cc: Jiri Kosina <jkos...@suse.cz>
Signed-off-by: Len Brown <len.br...@intel.com>
---
Documentation/feature-removal-schedule.txt | 10 ++++++++++
arch/x86/kernel/apm_32.c | 2 ++
2 files changed, 12 insertions(+)
diff --git a/Documentation/feature-removal-schedule.txt
b/Documentation/feature-removal-schedule.txt
index 5540615..fc505c1 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -14,6 +14,16 @@ Who: Len Brown <len.br...@intel.com>
---------------------------
+What: CONFIG_APM_CPU_IDLE, and its ability to call APM BIOS in idle
+When: 2012
+Why: This optional sub-feature of APM is of dubious reliability,
+ and ancient APM laptops are likely better served by calling HLT.
+ Deleting CONFIG_APM_CPU_IDLE allows x86 to stop exporting
+ the pm_idle function pointer to modules.
+Who: Len Brown <len.br...@intel.com>
+
+----------------------------
+
What: x86_32 "no-hlt" cmdline param
When: 2012
diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c
index 0e4f24c..4c4ac32 100644
--- a/arch/x86/kernel/apm_32.c
+++ b/arch/x86/kernel/apm_32.c
@@ -359,6 +359,7 @@ struct apm_user {
* idle percentage above which bios idle calls are done
*/
#ifdef CONFIG_APM_CPU_IDLE
+#warning deprecated CONFIG_APM_CPU_IDLE will be deleted in 2012
#define DEFAULT_IDLE_THRESHOLD 95
#else
#define DEFAULT_IDLE_THRESHOLD 100
@@ -902,6 +903,7 @@ static void apm_cpu_idle(void)
unsigned int jiffies_since_last_check = jiffies - last_jiffies;
unsigned int bucket;
+ WARN_ONCE(1, "deprecated apm_cpu_idle will be deleted in 2012");
recalc:
if (jiffies_since_last_check > IDLE_CALC_LIMIT) {
use_apm_idle = 0;
--
1.7.12.rc0
Signed-off-by: Len Brown <len.br...@intel.com>
---
Documentation/feature-removal-schedule.txt | 10 ----------
arch/x86/kernel/apm_32.c | 2 --
2 files changed, 12 deletions(-)
diff --git a/Documentation/feature-removal-schedule.txt
b/Documentation/feature-removal-schedule.txt
index 56000b3..bb4f9e0 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -13,16 +13,6 @@ Who: Jim Cromie <jim.cro...@gmail.com>, Jason Baron
<jba...@redhat.com>
---------------------------
-What: CONFIG_APM_CPU_IDLE, and its ability to call APM BIOS in idle
-When: 2012
-Why: This optional sub-feature of APM is of dubious reliability,
- and ancient APM laptops are likely better served by calling HLT.
- Deleting CONFIG_APM_CPU_IDLE allows x86 to stop exporting
- the pm_idle function pointer to modules.
-Who: Len Brown <len.br...@intel.com>
-
-----------------------------
-
What: x86_32 "no-hlt" cmdline param
When: 2012
Why: remove a branch from idle path, simplify code used by everybody.
diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c
index 07b0c0d..3a89ca3 100644
--- a/arch/x86/kernel/apm_32.c
+++ b/arch/x86/kernel/apm_32.c
@@ -358,7 +358,6 @@ struct apm_user {
* idle percentage above which bios idle calls are done
*/
#ifdef CONFIG_APM_CPU_IDLE
-#warning deprecated CONFIG_APM_CPU_IDLE will be deleted in 2012
#define DEFAULT_IDLE_THRESHOLD 95
#else
#define DEFAULT_IDLE_THRESHOLD 100
@@ -902,7 +901,6 @@ static void apm_cpu_idle(void)
unsigned int jiffies_since_last_check = jiffies - last_jiffies;
unsigned int bucket;
- WARN_ONCE(1, "deprecated apm_cpu_idle will be deleted in 2012");
recalc:
if (jiffies_since_last_check > IDLE_CALC_LIMIT) {
use_apm_idle = 0;
--
1.7.12.rc0
--
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