linux-kernel - [PATCH v2 1/3] sched/numa: Rename numabalancing_enabled to sched_numa

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Date:	Tue, 11 Aug 2015 16:30:11 +0530
From:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
To:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>
Cc:	linux-kernel@...r.kernel.org, srikar@...ux.vnet.ibm.com,
	Rik van Riel <riel@...hat.com>, Mel Gorman <mgorman@...e.de>
Subject: [PATCH v2 1/3] sched/numa: Rename numabalancing_enabled to sched_numa_balancing

Simple rename of numabalancing_enabled variable to sched_numa_balancing.
No functional changes.

Suggested-by: Ingo Molnar <mingo@...nel.org>
Signed-off-by: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
---
 kernel/sched/core.c  | 6 +++---
 kernel/sched/fair.c  | 4 ++--
 kernel/sched/sched.h | 6 +++---
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 655557d..71c1d25 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2067,11 +2067,11 @@ void set_numabalancing_state(bool enabled)
 		sched_feat_set("NO_NUMA");
 }
 #else
-__read_mostly bool numabalancing_enabled;
+__read_mostly bool sched_numa_balancing;
 
 void set_numabalancing_state(bool enabled)
 {
-	numabalancing_enabled = enabled;
+	sched_numa_balancing = enabled;
 }
 #endif /* CONFIG_SCHED_DEBUG */
 
@@ -2081,7 +2081,7 @@ int sysctl_numa_balancing(struct ctl_table *table, int write,
 {
 	struct ctl_table t;
 	int err;
-	int state = numabalancing_enabled;
+	int state = sched_numa_balancing;
 
 	if (write && !capable(CAP_SYS_ADMIN))
 		return -EPERM;
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 858b94a..3ec9b0b 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -2069,7 +2069,7 @@ void task_numa_fault(int last_cpupid, int mem_node, int pages, int flags)
 	int local = !!(flags & TNF_FAULT_LOCAL);
 	int priv;
 
-	if (!numabalancing_enabled)
+	if (!sched_numa_balancing)
 		return;
 
 	/* for example, ksmd faulting in a user's mm */
@@ -7810,7 +7810,7 @@ static void task_tick_fair(struct rq *rq, struct task_struct *curr, int queued)
 		entity_tick(cfs_rq, se, queued);
 	}
 
-	if (numabalancing_enabled)
+	if (sched_numa_balancing)
 		task_tick_numa(rq, curr);
 }
 
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 22ccc55..a02bd8d 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1006,13 +1006,13 @@ extern struct static_key sched_feat_keys[__SCHED_FEAT_NR];
 #ifdef CONFIG_NUMA_BALANCING
 #define sched_feat_numa(x) sched_feat(x)
 #ifdef CONFIG_SCHED_DEBUG
-#define numabalancing_enabled sched_feat_numa(NUMA)
+#define sched_numa_balancing sched_feat_numa(NUMA)
 #else
-extern bool numabalancing_enabled;
+extern bool sched_numa_balancing;
 #endif /* CONFIG_SCHED_DEBUG */
 #else
 #define sched_feat_numa(x) (0)
-#define numabalancing_enabled (0)
+#define sched_numa_balancing (0)
 #endif /* CONFIG_NUMA_BALANCING */
 
 static inline u64 global_rt_period(void)
-- 
1.8.3.1

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