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| author | Siddha, Suresh B <suresh.b.siddha@intel.com> | 2006-10-03 01:14:08 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-03 08:04:06 -0700 |
| commit | 1a84887080dc15f048db7c3a643e98f1435790d6 (patch) | |
| tree | 7cd335fee247c0b60f8562c82806b49435b5fb9d /include | |
| parent | 74732646431a1bb7e23e6b564127a8881cfef900 (diff) | |
| download | op-kernel-dev-1a84887080dc15f048db7c3a643e98f1435790d6.zip op-kernel-dev-1a84887080dc15f048db7c3a643e98f1435790d6.tar.gz | |
[PATCH] sched: introduce child field in sched_domain
Introduce the child field in sched_domain struct and use it in
sched_balance_self().
We will also use this field in cleaning up the sched group cpu_power
setup(done in a different patch) code.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Paul Jackson <pj@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-i386/topology.h | 1 | ||||
| -rw-r--r-- | include/asm-ia64/topology.h | 2 | ||||
| -rw-r--r-- | include/asm-mips/mach-ip27/topology.h | 1 | ||||
| -rw-r--r-- | include/asm-powerpc/topology.h | 1 | ||||
| -rw-r--r-- | include/asm-x86_64/topology.h | 1 | ||||
| -rw-r--r-- | include/linux/sched.h | 1 | ||||
| -rw-r--r-- | include/linux/topology.h | 3 |
7 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-i386/topology.h b/include/asm-i386/topology.h index 6adbd9b..978d095 100644 --- a/include/asm-i386/topology.h +++ b/include/asm-i386/topology.h @@ -74,6 +74,7 @@ static inline int node_to_first_cpu(int node) #define SD_NODE_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 8, \ .max_interval = 32, \ diff --git a/include/asm-ia64/topology.h b/include/asm-ia64/topology.h index 937c2125..a6e3856 100644 --- a/include/asm-ia64/topology.h +++ b/include/asm-ia64/topology.h @@ -59,6 +59,7 @@ void build_cpu_to_node_map(void); #define SD_CPU_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 1, \ .max_interval = 4, \ @@ -84,6 +85,7 @@ void build_cpu_to_node_map(void); #define SD_NODE_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 8, \ .max_interval = 8*(min(num_online_cpus(), 32)), \ diff --git a/include/asm-mips/mach-ip27/topology.h b/include/asm-mips/mach-ip27/topology.h index 59d26b5..a13b715 100644 --- a/include/asm-mips/mach-ip27/topology.h +++ b/include/asm-mips/mach-ip27/topology.h @@ -22,6 +22,7 @@ extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES]; #define SD_NODE_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 8, \ .max_interval = 32, \ diff --git a/include/asm-powerpc/topology.h b/include/asm-powerpc/topology.h index bbc3844..8f7ee16 100644 --- a/include/asm-powerpc/topology.h +++ b/include/asm-powerpc/topology.h @@ -43,6 +43,7 @@ extern int pcibus_to_node(struct pci_bus *bus); #define SD_NODE_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 8, \ .max_interval = 32, \ diff --git a/include/asm-x86_64/topology.h b/include/asm-x86_64/topology.h index 6e7a2e9..5c8f492 100644 --- a/include/asm-x86_64/topology.h +++ b/include/asm-x86_64/topology.h @@ -31,6 +31,7 @@ extern int __node_distance(int, int); #define SD_NODE_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 8, \ .max_interval = 32, \ diff --git a/include/linux/sched.h b/include/linux/sched.h index 3853023..8e26c90 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -644,6 +644,7 @@ struct sched_group { struct sched_domain { /* These fields must be setup */ struct sched_domain *parent; /* top domain must be null terminated */ + struct sched_domain *child; /* bottom domain must be null terminated */ struct sched_group *groups; /* the balancing groups of the domain */ cpumask_t span; /* span of all CPUs in this domain */ unsigned long min_interval; /* Minimum balance interval ms */ diff --git a/include/linux/topology.h b/include/linux/topology.h index ec1eca8..486bec2 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -89,6 +89,7 @@ #define SD_SIBLING_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 1, \ .max_interval = 2, \ @@ -119,6 +120,7 @@ #define SD_CPU_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 1, \ .max_interval = 4, \ @@ -146,6 +148,7 @@ #define SD_ALLNODES_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ .parent = NULL, \ + .child = NULL, \ .groups = NULL, \ .min_interval = 64, \ .max_interval = 64*num_online_cpus(), \ |
