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sched: Add annotations to RT_GROUP_SCHED fields 

Update comments to ease RT throttling understanding.

Signed-off-by: Michal Koutný <mkoutny@suse.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20250310170442.504716-10-mkoutny@suse.com
This commit is contained in:
Michal Koutný 2025-03-10 18:04:41 +01:00 committed by Peter Zijlstra
parent 87f1fb77d8
commit 0ab94c3242
1 changed files with 4 additions and 4 deletions
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8
kernel/sched/sched.h
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@ -813,17 +813,17 @@ struct rt_rq {
#ifdef CONFIG_RT_GROUP_SCHED
int rt_throttled;
u64 rt_time;
u64 rt_runtime;
u64 rt_time; /* consumed RT time, goes up in update_curr_rt */
u64 rt_runtime; /* allotted RT time, "slice" from rt_bandwidth, RT sharing/balancing */
/* Nests inside the rq lock: */
raw_spinlock_t rt_runtime_lock;
unsigned int rt_nr_boosted;
struct rq *rq;
struct rq *rq; /* this is always top-level rq, cache? */
#endif
#ifdef CONFIG_CGROUP_SCHED
struct task_group *tg;
struct task_group *tg; /* this tg has "this" rt_rq on given CPU for runnable entities */
#endif
};