Subject: + drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation.patch added to -mm tree
To: cl@xxxxxxxxx,daniel.lezcano@xxxxxxxxxx,rjw@xxxxxxx,tj@xxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 04 Mar 2014 14:27:16 -0800
The patch titled
Subject: drivers/cpuidle: replace __get_cpu_var uses for address calculation
has been added to the -mm tree. Its filename is
drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation.patch
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------------------------------------------------------
From: Christoph Lameter <cl@xxxxxxxxx>
Subject: drivers/cpuidle: replace __get_cpu_var uses for address calculation
All of these are for address calculation. Replace with this_cpu_ptr().
[rjw@xxxxxxx: cpufreq changes]
Signed-off-by: Christoph Lameter <cl@xxxxxxxxx>
Acked-by: Rafael J. Wysocki <rjw@xxxxxxx>
Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/cpuidle/governors/ladder.c | 4 ++--
drivers/cpuidle/governors/menu.c | 6 +++---
2 files changed, 5 insertions(+), 5 deletions(-)
diff -puN drivers/cpuidle/governors/ladder.c~drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation drivers/cpuidle/governors/ladder.c
--- a/drivers/cpuidle/governors/ladder.c~drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation
+++ a/drivers/cpuidle/governors/ladder.c
@@ -66,7 +66,7 @@ static inline void ladder_do_selection(s
static int ladder_select_state(struct cpuidle_driver *drv,
struct cpuidle_device *dev)
{
- struct ladder_device *ldev = &__get_cpu_var(ladder_devices);
+ struct ladder_device *ldev = this_cpu_ptr(&ladder_devices);
struct ladder_device_state *last_state;
int last_residency, last_idx = ldev->last_state_idx;
int latency_req = pm_qos_request(PM_QOS_CPU_DMA_LATENCY);
@@ -170,7 +170,7 @@ static int ladder_enable_device(struct c
*/
static void ladder_reflect(struct cpuidle_device *dev, int index)
{
- struct ladder_device *ldev = &__get_cpu_var(ladder_devices);
+ struct ladder_device *ldev = this_cpu_ptr(&ladder_devices);
if (index > 0)
ldev->last_state_idx = index;
}
diff -puN drivers/cpuidle/governors/menu.c~drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation drivers/cpuidle/governors/menu.c
--- a/drivers/cpuidle/governors/menu.c~drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation
+++ a/drivers/cpuidle/governors/menu.c
@@ -286,7 +286,7 @@ again:
*/
static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev)
{
- struct menu_device *data = &__get_cpu_var(menu_devices);
+ struct menu_device *data = this_cpu_ptr(&menu_devices);
int latency_req = pm_qos_request(PM_QOS_CPU_DMA_LATENCY);
int i;
int multiplier;
@@ -375,7 +375,7 @@ static int menu_select(struct cpuidle_dr
*/
static void menu_reflect(struct cpuidle_device *dev, int index)
{
- struct menu_device *data = &__get_cpu_var(menu_devices);
+ struct menu_device *data = this_cpu_ptr(&menu_devices);
data->last_state_idx = index;
if (index >= 0)
data->needs_update = 1;
@@ -388,7 +388,7 @@ static void menu_reflect(struct cpuidle_
*/
static void menu_update(struct cpuidle_driver *drv, struct cpuidle_device *dev)
{
- struct menu_device *data = &__get_cpu_var(menu_devices);
+ struct menu_device *data = this_cpu_ptr(&menu_devices);
int last_idx = data->last_state_idx;
unsigned int last_idle_us = cpuidle_get_last_residency(dev);
struct cpuidle_state *target = &drv->states[last_idx];
_
Patches currently in -mm which might be from cl@xxxxxxxxx are
mm-close-pagetail-race.patch
mm-page_alloc-make-first_page-visible-before-pagetail.patch
kthread-ensure-locality-of-task_struct-allocations.patch
mm-slab-slub-use-page-list-consistently-instead-of-page-lru.patch
kobject-dont-block-for-each-kobject_uevent.patch
kobject-dont-block-for-each-kobject_uevent-v2.patch
slub-do-not-drop-slab_mutex-for-sysfs_slab_add.patch
kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2.patch
kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2-fix.patch
kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2-checkpatch-fixes.patch
linux-next.patch
percpu-add-raw_cpu_ops.patch
mm-use-raw_cpu-ops-for-determining-current-numa-node.patch
modules-use-raw_cpu_write-for-initialization-of-per-cpu-refcount.patch
net-replace-__this_cpu_inc-in-routec-with-raw_cpu_inc.patch
percpu-add-preemption-checks-to-__this_cpu-ops.patch
mm-replace-__get_cpu_var-uses-with-this_cpu_ptr.patch
tracing-replace-__get_cpu_var-uses-with-this_cpu_ptr.patch
percpu-replace-__get_cpu_var-with-this_cpu_ptr.patch
kernel-misc-replace-__get_cpu_var-uses.patch
drivers-char-random-replace-__get_cpu_var-uses.patch
drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation.patch
drivers-oprofile-replace-__get_cpu_var-uses-for-address-calculation.patch
drivers-leds-replace-__get_cpu_var-use-through-this_cpu_ptr.patch
drivers-clocksource-replace-__get_cpu_var-used-for-address-calculation.patch
parisc-replace-__get_cpu_var-uses-for-address-calculation.patch
metag-replace-__get_cpu_var-uses-for-address-calculation.patch
drivers-net-ethernet-tile-replace-__get_cpu_var-uses-for-address-calculation.patch
drivers-net-ethernet-tile-__get_cpu_var-call-introduced-in-314.patch
tilegx-another-case-of-get_cpu_var.patch
time-replace-__get_cpu_var-uses.patch
scheduler-replace-__get_cpu_var-with-this_cpu_ptr.patch
tick-sched-fix-two-new-uses-of-__get_cpu_ptr.patch
block-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch
rcu-replace-__this_cpu_ptr-uses-with-raw_cpu_ptr.patch
watchdog-replace-__raw_get_cpu_var-uses.patch
net-replace-get_cpu_var-through-this_cpu_ptr.patch
md-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch
irqchips-replace-__this_cpu_ptr-uses.patch
x86-replace-__get_cpu_var-uses.patch
x86-change-__get_cpu_var-calls-introduced-in-314.patch
uv-replace-__get_cpu_var.patch
arm-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch
mips-replace-__get_cpu_var-uses-in-fpu-emulator.patch
mips-replace-__get_cpu_var-uses.patch
s390-rename-__this_cpu_ptr-to-raw_cpu_ptr.patch
s390-replace-__get_cpu_var-uses.patch
s390-handle-new-__get_cpu_var-calls-added-in-314.patch
ia64-replace-__get_cpu_var-uses.patch
powerpc-replace-__get_cpu_var-uses.patch
powerpc-handle-new-__get_cpu_var-calls-in-314.patch
sparc-replace-__get_cpu_var-uses.patch
tile-replace-__get_cpu_var-uses.patch
blackfin-replace-__get_cpu_var-uses.patch
avr32-replace-__get_cpu_var-with-__this_cpu_write.patch
alpha-replace-__get_cpu_var.patch
sh-replace-__get_cpu_var-uses.patch
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