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| author | Li Chen <chenl311@chinatelecom.cn> | 2025-07-10 18:57:07 +0800 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2025-07-14 10:59:34 +0200 |
| commit | e075f4360931263f5ec006ea5dadc065e5e98eb8 (patch) | |
| tree | 245a444a557e180d10f698a2d9825fa6621c43a4 /kernel/sched | |
| parent | 634c24068abf8f325e520e663250e4a32a95ea0e (diff) | |
smpboot: introduce SDTL_INIT() helper to tidy sched topology setup
Define a small SDTL_INIT(maskfn, flagsfn, name) macro and use it to build the
sched_domain_topology_level array. Purely a cleanup; behaviour is unchanged.
Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Li Chen <chenl311@chinatelecom.cn>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: K Prateek Nayak <kprateek.nayak@amd.com>
Tested-by: K Prateek Nayak <kprateek.nayak@amd.com>
Link: https://lore.kernel.org/r/20250710105715.66594-2-me@linux.beauty
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/topology.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c index 8e06b1d22e91..d01f5a49f2e7 100644 --- a/kernel/sched/topology.c +++ b/kernel/sched/topology.c @@ -1737,17 +1737,17 @@ sd_init(struct sched_domain_topology_level *tl, */ static struct sched_domain_topology_level default_topology[] = { #ifdef CONFIG_SCHED_SMT - { cpu_smt_mask, cpu_smt_flags, SD_INIT_NAME(SMT) }, + SDTL_INIT(cpu_smt_mask, cpu_smt_flags, SMT), #endif #ifdef CONFIG_SCHED_CLUSTER - { cpu_clustergroup_mask, cpu_cluster_flags, SD_INIT_NAME(CLS) }, + SDTL_INIT(cpu_clustergroup_mask, cpu_cluster_flags, CLS), #endif #ifdef CONFIG_SCHED_MC - { cpu_coregroup_mask, cpu_core_flags, SD_INIT_NAME(MC) }, + SDTL_INIT(cpu_coregroup_mask, cpu_core_flags, MC), #endif - { cpu_cpu_mask, SD_INIT_NAME(PKG) }, + SDTL_INIT(cpu_cpu_mask, NULL, PKG), { NULL, }, }; @@ -2008,23 +2008,15 @@ void sched_init_numa(int offline_node) /* * Add the NUMA identity distance, aka single NODE. */ - tl[i++] = (struct sched_domain_topology_level){ - .mask = sd_numa_mask, - .numa_level = 0, - SD_INIT_NAME(NODE) - }; + tl[i++] = SDTL_INIT(sd_numa_mask, NULL, NODE); /* * .. and append 'j' levels of NUMA goodness. */ for (j = 1; j < nr_levels; i++, j++) { - tl[i] = (struct sched_domain_topology_level){ - .mask = sd_numa_mask, - .sd_flags = cpu_numa_flags, - .flags = SDTL_OVERLAP, - .numa_level = j, - SD_INIT_NAME(NUMA) - }; + tl[i] = SDTL_INIT(sd_numa_mask, cpu_numa_flags, NUMA); + tl[i].numa_level = j; + tl[i].flags = SDTL_OVERLAP; } sched_domain_topology_saved = sched_domain_topology; |