From: Paul E. McKenney Date: Fri, 2 Aug 2024 00:34:22 +0000 (-0700) Subject: rcu/tasks: Update rtp->tasks_gp_seq comment X-Git-Tag: v6.12-rc1~166^2^6~18 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=522295774db51ab39ea3d46926555401c8f10130;p=thirdparty%2Flinux.git rcu/tasks: Update rtp->tasks_gp_seq comment The rtp->tasks_gp_seq grace-period sequence number is not a strict count, but rather the usual RCU sequence number with the lower few bits tracking per-grace-period state and the upper bits the count of grace periods since boot, give or take the initial value. This commit therefore adjusts this comment. Signed-off-by: "Paul E. McKenney" Signed-off-by: Neeraj Upadhyay --- diff --git a/kernel/rcu/tasks.h b/kernel/rcu/tasks.h index 9fb8bb0afff74..1270182806185 100644 --- a/kernel/rcu/tasks.h +++ b/kernel/rcu/tasks.h @@ -65,7 +65,7 @@ struct rcu_tasks_percpu { * @init_fract: Initial backoff sleep interval. * @gp_jiffies: Time of last @gp_state transition. * @gp_start: Most recent grace-period start in jiffies. - * @tasks_gp_seq: Number of grace periods completed since boot. + * @tasks_gp_seq: Number of grace periods completed since boot in upper bits. * @n_ipis: Number of IPIs sent to encourage grace periods to end. * @n_ipis_fails: Number of IPI-send failures. * @kthread_ptr: This flavor's grace-period/callback-invocation kthread.