* [PATCH 1/3] sched: remove __schedule() declaration
@ 2009-11-04 7:14 Hiroshi Shimamoto
2009-11-04 7:16 ` [PATCH 2/3] sched: remove time_sync_thresh declaration Hiroshi Shimamoto
` (2 more replies)
0 siblings, 3 replies; 6+ messages in thread
From: Hiroshi Shimamoto @ 2009-11-04 7:14 UTC (permalink / raw)
To: Ingo Molnar, Peter Zijlstra; +Cc: linux-kernel@vger.kernel.org
From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
__schedule() had been removed.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
---
include/linux/sched.h | 1 -
kernel/kgdb.c | 2 +-
2 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 75e6e60..f18102c 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -349,7 +349,6 @@ extern signed long schedule_timeout(signed long timeout);
extern signed long schedule_timeout_interruptible(signed long timeout);
extern signed long schedule_timeout_killable(signed long timeout);
extern signed long schedule_timeout_uninterruptible(signed long timeout);
-asmlinkage void __schedule(void);
asmlinkage void schedule(void);
extern int mutex_spin_on_owner(struct mutex *lock, struct thread_info *owner);
diff --git a/kernel/kgdb.c b/kernel/kgdb.c
index 9147a31..7d70146 100644
--- a/kernel/kgdb.c
+++ b/kernel/kgdb.c
@@ -870,7 +870,7 @@ static void gdb_cmd_getregs(struct kgdb_state *ks)
/*
* All threads that don't have debuggerinfo should be
- * in __schedule() sleeping, since all other CPUs
+ * in schedule() sleeping, since all other CPUs
* are in kgdb_wait, and thus have debuggerinfo.
*/
if (local_debuggerinfo) {
--
1.6.3.3
^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCH 2/3] sched: remove time_sync_thresh declaration
2009-11-04 7:14 [PATCH 1/3] sched: remove __schedule() declaration Hiroshi Shimamoto
@ 2009-11-04 7:16 ` Hiroshi Shimamoto
2009-11-04 11:10 ` [tip:sched/core] sched: Remove unused " tip-bot for Hiroshi Shimamoto
2009-11-04 7:16 ` [PATCH 3/3] sched: remove cpu_nr_migrations() Hiroshi Shimamoto
2009-11-04 11:10 ` [tip:sched/core] sched: Remove unused __schedule() declaration tip-bot for Hiroshi Shimamoto
2 siblings, 1 reply; 6+ messages in thread
From: Hiroshi Shimamoto @ 2009-11-04 7:16 UTC (permalink / raw)
To: Ingo Molnar, Peter Zijlstra; +Cc: linux-kernel@vger.kernel.org
From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
time_sync_thresh had been removed.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
---
include/linux/sched.h | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index f18102c..754b3de 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -171,8 +171,6 @@ print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
}
#endif
-extern unsigned long long time_sync_thresh;
-
/*
* Task state bitmask. NOTE! These bits are also
* encoded in fs/proc/array.c: get_task_state().
--
1.6.3.3
^ permalink raw reply related [flat|nested] 6+ messages in thread
* [tip:sched/core] sched: Remove unused time_sync_thresh declaration
2009-11-04 7:16 ` [PATCH 2/3] sched: remove time_sync_thresh declaration Hiroshi Shimamoto
@ 2009-11-04 11:10 ` tip-bot for Hiroshi Shimamoto
0 siblings, 0 replies; 6+ messages in thread
From: tip-bot for Hiroshi Shimamoto @ 2009-11-04 11:10 UTC (permalink / raw)
To: linux-tip-commits
Cc: linux-kernel, h-shimamoto, hpa, mingo, a.p.zijlstra, tglx, mingo
Commit-ID: 2a2bb3142d326bb28b03875cabfc49baaac9a14a
Gitweb: http://git.kernel.org/tip/2a2bb3142d326bb28b03875cabfc49baaac9a14a
Author: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
AuthorDate: Wed, 4 Nov 2009 16:16:10 +0900
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 4 Nov 2009 11:43:42 +0100
sched: Remove unused time_sync_thresh declaration
time_sync_thresh had been removed.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <4AF12A3A.5050200@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
include/linux/sched.h | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index f18102c..754b3de 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -171,8 +171,6 @@ print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
}
#endif
-extern unsigned long long time_sync_thresh;
-
/*
* Task state bitmask. NOTE! These bits are also
* encoded in fs/proc/array.c: get_task_state().
^ permalink raw reply related [flat|nested] 6+ messages in thread
* [PATCH 3/3] sched: remove cpu_nr_migrations()
2009-11-04 7:14 [PATCH 1/3] sched: remove __schedule() declaration Hiroshi Shimamoto
2009-11-04 7:16 ` [PATCH 2/3] sched: remove time_sync_thresh declaration Hiroshi Shimamoto
@ 2009-11-04 7:16 ` Hiroshi Shimamoto
2009-11-04 11:10 ` [tip:sched/core] sched: Remove unused cpu_nr_migrations() tip-bot for Hiroshi Shimamoto
2009-11-04 11:10 ` [tip:sched/core] sched: Remove unused __schedule() declaration tip-bot for Hiroshi Shimamoto
2 siblings, 1 reply; 6+ messages in thread
From: Hiroshi Shimamoto @ 2009-11-04 7:16 UTC (permalink / raw)
To: Ingo Molnar, Peter Zijlstra; +Cc: linux-kernel@vger.kernel.org
From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
cpu_nr_migrations() is not used, remove it.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
---
include/linux/sched.h | 1 -
kernel/sched.c | 11 -----------
2 files changed, 0 insertions(+), 12 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 754b3de..dfc21fb 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -145,7 +145,6 @@ extern unsigned long this_cpu_load(void);
extern void calc_global_load(void);
-extern u64 cpu_nr_migrations(int cpu);
extern unsigned long get_parent_ip(unsigned long addr);
diff --git a/kernel/sched.c b/kernel/sched.c
index 92cf9cb..21f9ab0 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -541,7 +541,6 @@ struct rq {
struct load_weight load;
unsigned long nr_load_updates;
u64 nr_switches;
- u64 nr_migrations_in;
struct cfs_rq cfs;
struct rt_rq rt;
@@ -2077,7 +2076,6 @@ void set_task_cpu(struct task_struct *p, unsigned int new_cpu)
#endif
if (old_cpu != new_cpu) {
p->se.nr_migrations++;
- new_rq->nr_migrations_in++;
#ifdef CONFIG_SCHEDSTATS
if (task_hot(p, old_rq->clock, NULL))
schedstat_inc(p, se.nr_forced2_migrations);
@@ -3017,15 +3015,6 @@ static void calc_load_account_active(struct rq *this_rq)
}
/*
- * Externally visible per-cpu scheduler statistics:
- * cpu_nr_migrations(cpu) - number of migrations into that cpu
- */
-u64 cpu_nr_migrations(int cpu)
-{
- return cpu_rq(cpu)->nr_migrations_in;
-}
-
-/*
* Update rq->cpu_load[] statistics. This function is usually called every
* scheduler tick (TICK_NSEC).
*/
--
1.6.3.3
^ permalink raw reply related [flat|nested] 6+ messages in thread* [tip:sched/core] sched: Remove unused cpu_nr_migrations()
2009-11-04 7:16 ` [PATCH 3/3] sched: remove cpu_nr_migrations() Hiroshi Shimamoto
@ 2009-11-04 11:10 ` tip-bot for Hiroshi Shimamoto
0 siblings, 0 replies; 6+ messages in thread
From: tip-bot for Hiroshi Shimamoto @ 2009-11-04 11:10 UTC (permalink / raw)
To: linux-tip-commits
Cc: linux-kernel, h-shimamoto, hpa, mingo, a.p.zijlstra, tglx, mingo
Commit-ID: 9824a2b728b63e7ff586b9fd9293c819be79f0f3
Gitweb: http://git.kernel.org/tip/9824a2b728b63e7ff586b9fd9293c819be79f0f3
Author: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
AuthorDate: Wed, 4 Nov 2009 16:16:54 +0900
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 4 Nov 2009 11:43:43 +0100
sched: Remove unused cpu_nr_migrations()
cpu_nr_migrations() is not used, remove it.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <4AF12A66.6020609@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
include/linux/sched.h | 1 -
kernel/sched.c | 11 -----------
2 files changed, 0 insertions(+), 12 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 754b3de..dfc21fb 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -145,7 +145,6 @@ extern unsigned long this_cpu_load(void);
extern void calc_global_load(void);
-extern u64 cpu_nr_migrations(int cpu);
extern unsigned long get_parent_ip(unsigned long addr);
diff --git a/kernel/sched.c b/kernel/sched.c
index 67be4d0..30fd0ba 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -541,7 +541,6 @@ struct rq {
struct load_weight load;
unsigned long nr_load_updates;
u64 nr_switches;
- u64 nr_migrations_in;
struct cfs_rq cfs;
struct rt_rq rt;
@@ -2049,7 +2048,6 @@ void set_task_cpu(struct task_struct *p, unsigned int new_cpu)
#endif
if (old_cpu != new_cpu) {
p->se.nr_migrations++;
- new_rq->nr_migrations_in++;
#ifdef CONFIG_SCHEDSTATS
if (task_hot(p, old_rq->clock, NULL))
schedstat_inc(p, se.nr_forced2_migrations);
@@ -2989,15 +2987,6 @@ static void calc_load_account_active(struct rq *this_rq)
}
/*
- * Externally visible per-cpu scheduler statistics:
- * cpu_nr_migrations(cpu) - number of migrations into that cpu
- */
-u64 cpu_nr_migrations(int cpu)
-{
- return cpu_rq(cpu)->nr_migrations_in;
-}
-
-/*
* Update rq->cpu_load[] statistics. This function is usually called every
* scheduler tick (TICK_NSEC).
*/
^ permalink raw reply related [flat|nested] 6+ messages in thread
* [tip:sched/core] sched: Remove unused __schedule() declaration
2009-11-04 7:14 [PATCH 1/3] sched: remove __schedule() declaration Hiroshi Shimamoto
2009-11-04 7:16 ` [PATCH 2/3] sched: remove time_sync_thresh declaration Hiroshi Shimamoto
2009-11-04 7:16 ` [PATCH 3/3] sched: remove cpu_nr_migrations() Hiroshi Shimamoto
@ 2009-11-04 11:10 ` tip-bot for Hiroshi Shimamoto
2 siblings, 0 replies; 6+ messages in thread
From: tip-bot for Hiroshi Shimamoto @ 2009-11-04 11:10 UTC (permalink / raw)
To: linux-tip-commits
Cc: linux-kernel, h-shimamoto, hpa, mingo, a.p.zijlstra, tglx, mingo
Commit-ID: 1477b6a7edd9ffa7bba4f9779ce9a76ce92761ed
Gitweb: http://git.kernel.org/tip/1477b6a7edd9ffa7bba4f9779ce9a76ce92761ed
Author: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
AuthorDate: Wed, 4 Nov 2009 16:14:16 +0900
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 4 Nov 2009 11:43:42 +0100
sched: Remove unused __schedule() declaration
__schedule() had been removed.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <4AF129C8.3030008@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
include/linux/sched.h | 1 -
kernel/kgdb.c | 2 +-
2 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 75e6e60..f18102c 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -349,7 +349,6 @@ extern signed long schedule_timeout(signed long timeout);
extern signed long schedule_timeout_interruptible(signed long timeout);
extern signed long schedule_timeout_killable(signed long timeout);
extern signed long schedule_timeout_uninterruptible(signed long timeout);
-asmlinkage void __schedule(void);
asmlinkage void schedule(void);
extern int mutex_spin_on_owner(struct mutex *lock, struct thread_info *owner);
diff --git a/kernel/kgdb.c b/kernel/kgdb.c
index 9147a31..7d70146 100644
--- a/kernel/kgdb.c
+++ b/kernel/kgdb.c
@@ -870,7 +870,7 @@ static void gdb_cmd_getregs(struct kgdb_state *ks)
/*
* All threads that don't have debuggerinfo should be
- * in __schedule() sleeping, since all other CPUs
+ * in schedule() sleeping, since all other CPUs
* are in kgdb_wait, and thus have debuggerinfo.
*/
if (local_debuggerinfo) {
^ permalink raw reply related [flat|nested] 6+ messages in thread
end of thread, other threads:[~2009-11-04 11:11 UTC | newest]
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2009-11-04 7:14 [PATCH 1/3] sched: remove __schedule() declaration Hiroshi Shimamoto
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2009-11-04 11:10 ` [tip:sched/core] sched: Remove unused " tip-bot for Hiroshi Shimamoto
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