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| author | Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> | 2021-08-12 16:22:22 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-08-13 15:04:27 +0300 |
| commit | ef31cb83d19c4c589d650747cd5a7e502be9f665 (patch) | |
| tree | 0e714a28b7ed7cf134531196a03ec92a405c36a2 /arch/powerpc/include/asm/topology.h | |
| parent | 8ddc6448ec5a5ef50eaa581a7dec0e12a02850ff (diff) | |
| download | linux-ef31cb83d19c4c589d650747cd5a7e502be9f665.tar.xz | |
powerpc/pseries: Add a helper for form1 cpu distance
This helper is only used with the dispatch trace log collection.
A later patch will add Form2 affinity support and this change helps
in keeping that simpler. Also add a comment explaining we don't expect
the code to be called with FORM0
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210812132223.225214-5-aneesh.kumar@linux.ibm.com
Diffstat (limited to 'arch/powerpc/include/asm/topology.h')
| -rw-r--r-- | arch/powerpc/include/asm/topology.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h index a6425a70c37b..a4712ecad3e9 100644 --- a/arch/powerpc/include/asm/topology.h +++ b/arch/powerpc/include/asm/topology.h @@ -36,7 +36,7 @@ static inline int pcibus_to_node(struct pci_bus *bus) cpu_all_mask : \ cpumask_of_node(pcibus_to_node(bus))) -extern int cpu_distance(__be32 *cpu1_assoc, __be32 *cpu2_assoc); +int cpu_relative_distance(__be32 *cpu1_assoc, __be32 *cpu2_assoc); extern int __node_distance(int, int); #define node_distance(a, b) __node_distance(a, b) @@ -84,7 +84,7 @@ static inline void sysfs_remove_device_from_node(struct device *dev, static inline void update_numa_cpu_lookup_table(unsigned int cpu, int node) {} -static inline int cpu_distance(__be32 *cpu1_assoc, __be32 *cpu2_assoc) +static inline int cpu_relative_distance(__be32 *cpu1_assoc, __be32 *cpu2_assoc) { return 0; } |