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[v4,2/9] sched/isolation: document HK_TYPE housekeeping option

Message ID 20241217-isolcpus-io-queues-v4-2-5d355fbb1e14@kernel.org
State New
Headers show
Series blk: honor isolcpus configuration | expand

Commit Message

Daniel Wagner Dec. 17, 2024, 6:29 p.m. UTC 
The enum is a public API which can be used all over the kernel. This
warrants a bit of documentation.

Signed-off-by: Daniel Wagner <wagi@kernel.org>
---
 include/linux/sched/isolation.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/include/linux/sched/isolation.h b/include/linux/sched/isolation.h
index 2b461129d1fad0fd0ef1ad759fe44695dc635e8c..6649c3a48e0ea0a88c84bf5f2a74bff039fadaf2 100644
--- a/include/linux/sched/isolation.h
+++ b/include/linux/sched/isolation.h
@@ -6,6 +6,19 @@ 
 #include <linux/init.h>
 #include <linux/tick.h>
 
+/**
+ * enum hk_type - housekeeping cpu mask types
+ * @HK_TYPE_TIMER:	housekeeping cpu mask for timers
+ * @HK_TYPE_RCU:	housekeeping cpu mask for RCU
+ * @HK_TYPE_MISC:	housekeeping cpu mask for miscalleanous resources
+ * @HK_TYPE_SCHED:	housekeeping cpu mask for scheduling
+ * @HK_TYPE_TICK:	housekeeping cpu maks for timer tick
+ * @HK_TYPE_DOMAIN:	housekeeping cpu mask for general SMP balancing
+ *			and scheduling algoririthms
+ * @HK_TYPE_WQ:		housekeeping cpu mask for worksqueues
+ * @HK_TYPE_MANAGED_IRQ: housekeeping cpu mask for managed IRQs
+ * @HK_TYPE_KTHREAD:	housekeeping cpu mask for kthreads
+ */
 enum hk_type {
 	HK_TYPE_TIMER,
 	HK_TYPE_RCU,