update_sd_lb_stats(9)

💅 update_sd_lb_stats(9) — the Kernel API Manual, but make it make sense

okay so bestie, welcome to update_sd_lb_stats(9) 💖 this is a page from the Kernel API Manual, and it's genuinely one of those little functions that's lowkey doing a lot behind the scenes. let's get into it ✨

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🌸 NAME 🌸

update_sd_lb_stats — she updates the sched_domain's statistics for load balancing. that's the whole gig. no cap 💅

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🦋 SYNOPSIS 🦋

void update_sd_lb_stats (struct lb_env *env , struct sd_lb_stats *sds );

look at her. void return, two pointers, zero drama. iconic 👑

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🎀 ARGUMENTS 🎀

• env — the load balancing environment. yeah it's a whole vibe container, it's where the balancing context lives 🫶
• sds — the variable that holds the statistics for this sched_domain. this is where the numbers go, bestie, she's the storage 🍓

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🔥 SEE ALSO 🔥

like, go read these next, fr fr. all of these live in the kernel file ./kernel/sched/fair.c:

• update_tg_load_avg(9)
• update_cfs_rq_load_avg(9)
• attach_entity_load_avg(9)
• detach_entity_load_avg(9)
• cpu_util(9)
• sched_use_asym_prio(9)
• sched_group_asym(9)
• update_sg_lb_stats(9)
• update_sd_pick_busiest(9)
• idle_cpu_without(9)
• calculate_imbalance(9)
• sched_balance_find_src_group(9)

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ngl there's no OPTIONS section here, no exit statuses, no environment variables, no warnings, no bug notes, and no examples on this page — she's a short and sweet one and we're not gonna invent lore that isn't there 💀

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that's the whole page, bestie, you ate that 🧚 stay hydrated, keep your pointers valid, and remember: this one came from the ./kernel/sched section of the Kernel API Manual, dated October 2026, and the page is literally called update_sd_lb_stats(9) 💜 mwah 💋