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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-09-15 15:22:03 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-15 16:51:23 +0200
commitb8a543ea5a5896830a9969bacfd047f9d15940b2 (patch)
tree45bae76596f2a51f3cc79d55c9c4e0da064a7a2c /arch
parent0ec9fab3d186d9cbb00c0f694d4a260d07c198d9 (diff)
sched: Reduce forkexec_idx
If we're looking to place a new task, we might as well find the idlest position _now_, not 1 tick ago. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
-rw-r--r--arch/ia64/include/asm/topology.h4
-rw-r--r--arch/sh/include/asm/topology.h2
-rw-r--r--arch/sparc/include/asm/topology_64.h2
-rw-r--r--arch/x86/include/asm/topology.h4
4 files changed, 5 insertions, 7 deletions
diff --git a/arch/ia64/include/asm/topology.h b/arch/ia64/include/asm/topology.h
index 42f1673ec83..569b9dafc78 100644
--- a/arch/ia64/include/asm/topology.h
+++ b/arch/ia64/include/asm/topology.h
@@ -63,7 +63,7 @@ void build_cpu_to_node_map(void);
.idle_idx = 1, \
.newidle_idx = 0, \
.wake_idx = 0, \
- .forkexec_idx = 1, \
+ .forkexec_idx = 0, \
.flags = SD_LOAD_BALANCE \
| SD_BALANCE_NEWIDLE \
| SD_BALANCE_EXEC \
@@ -89,7 +89,7 @@ void build_cpu_to_node_map(void);
.idle_idx = 2, \
.newidle_idx = 0, \
.wake_idx = 0, \
- .forkexec_idx = 1, \
+ .forkexec_idx = 0, \
.flags = SD_LOAD_BALANCE \
| SD_BALANCE_NEWIDLE \
| SD_BALANCE_EXEC \
diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h
index c8436771e31..a8cc564b703 100644
--- a/arch/sh/include/asm/topology.h
+++ b/arch/sh/include/asm/topology.h
@@ -17,7 +17,7 @@
.idle_idx = 2, \
.newidle_idx = 0, \
.wake_idx = 0, \
- .forkexec_idx = 1, \
+ .forkexec_idx = 0, \
.flags = SD_LOAD_BALANCE \
| SD_BALANCE_FORK \
| SD_BALANCE_EXEC \
diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h
index bc3a0930ed6..10b979d1de2 100644
--- a/arch/sparc/include/asm/topology_64.h
+++ b/arch/sparc/include/asm/topology_64.h
@@ -53,7 +53,7 @@ static inline int pcibus_to_node(struct pci_bus *pbus)
.idle_idx = 2, \
.newidle_idx = 0, \
.wake_idx = 0, \
- .forkexec_idx = 1, \
+ .forkexec_idx = 0, \
.flags = SD_LOAD_BALANCE \
| SD_BALANCE_FORK \
| SD_BALANCE_EXEC \
diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h
index 7fafd1bc414..589f12383d7 100644
--- a/arch/x86/include/asm/topology.h
+++ b/arch/x86/include/asm/topology.h
@@ -116,13 +116,11 @@ extern unsigned long node_remap_size[];
# define SD_CACHE_NICE_TRIES 1
# define SD_IDLE_IDX 1
-# define SD_FORKEXEC_IDX 0
#else
# define SD_CACHE_NICE_TRIES 2
# define SD_IDLE_IDX 2
-# define SD_FORKEXEC_IDX 1
#endif
@@ -137,7 +135,7 @@ extern unsigned long node_remap_size[];
.idle_idx = SD_IDLE_IDX, \
.newidle_idx = 0, \
.wake_idx = 0, \
- .forkexec_idx = SD_FORKEXEC_IDX, \
+ .forkexec_idx = 0, \
\
.flags = 1*SD_LOAD_BALANCE \
| 1*SD_BALANCE_NEWIDLE \