diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2009-09-15 15:22:03 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-15 16:51:23 +0200 |
| commit | b8a543ea5a5896830a9969bacfd047f9d15940b2 (patch) | |
| tree | 45bae76596f2a51f3cc79d55c9c4e0da064a7a2c | |
| parent | 0ec9fab3d186d9cbb00c0f694d4a260d07c198d9 (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>
| -rw-r--r-- | arch/ia64/include/asm/topology.h | 4 | ||||
| -rw-r--r-- | arch/sh/include/asm/topology.h | 2 | ||||
| -rw-r--r-- | arch/sparc/include/asm/topology_64.h | 2 | ||||
| -rw-r--r-- | arch/x86/include/asm/topology.h | 4 | ||||
| -rw-r--r-- | include/linux/topology.h | 4 |
5 files changed, 7 insertions, 9 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 \ diff --git a/include/linux/topology.h b/include/linux/topology.h index 4298745615a..936ab2b3768 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -121,7 +121,7 @@ int arch_update_cpu_topology(void); .cache_nice_tries = 1, \ .busy_idx = 2, \ .wake_idx = 0, \ - .forkexec_idx = 1, \ + .forkexec_idx = 0, \ \ .flags = 1*SD_LOAD_BALANCE \ | 1*SD_BALANCE_NEWIDLE \ @@ -153,7 +153,7 @@ int arch_update_cpu_topology(void); .idle_idx = 1, \ .newidle_idx = 0, \ .wake_idx = 0, \ - .forkexec_idx = 1, \ + .forkexec_idx = 0, \ \ .flags = 1*SD_LOAD_BALANCE \ | 1*SD_BALANCE_NEWIDLE \ |