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rcu: Update comment from rsp->rcu_gp_seq to rsp->gp_seq 

Signed-off-by: Lihao Liang <lihaoliang@google.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Lihao Liang 2020-05-14 21:34:34 +01:00 committed by Paul E. McKenney
parent 9f47eb5461
commit 360fbbb489
1 changed files with 2 additions and 2 deletions
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4
kernel/rcu/tree.h
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@ -41,7 +41,7 @@ struct rcu_node {
raw_spinlock_t __private lock; /* Root rcu_node's lock protects */ raw_spinlock_t __private lock; /* Root rcu_node's lock protects */
/* some rcu_state fields as well as */ /* some rcu_state fields as well as */
/* following. */ /* following. */
unsigned long gp_seq; /* Track rsp->rcu_gp_seq. */ unsigned long gp_seq; /* Track rsp->gp_seq. */
unsigned long gp_seq_needed; /* Track furthest future GP request. */ unsigned long gp_seq_needed; /* Track furthest future GP request. */
unsigned long completedqs; /* All QSes done for this node. */ unsigned long completedqs; /* All QSes done for this node. */
unsigned long qsmask; /* CPUs or groups that need to switch in */ unsigned long qsmask; /* CPUs or groups that need to switch in */
@ -149,7 +149,7 @@ union rcu_noqs {
/* Per-CPU data for read-copy update. */ /* Per-CPU data for read-copy update. */
struct rcu_data { struct rcu_data {
/* 1) quiescent-state and grace-period handling : */ /* 1) quiescent-state and grace-period handling : */
unsigned long gp_seq; /* Track rsp->rcu_gp_seq counter. */ unsigned long gp_seq; /* Track rsp->gp_seq counter. */
unsigned long gp_seq_needed; /* Track furthest future GP request. */ unsigned long gp_seq_needed; /* Track furthest future GP request. */
union rcu_noqs cpu_no_qs; /* No QSes yet for this CPU. */ union rcu_noqs cpu_no_qs; /* No QSes yet for this CPU. */
bool core_needs_qs; /* Core waits for quiesc state. */ bool core_needs_qs; /* Core waits for quiesc state. */