Messages in this thread Patch in this message | | | From | "Paul E. McKenney" <> | Subject | [PATCH tip/core/rcu 2/4] srcu: Document that srcu_funnel_gp_start() implies srcu_funnel_exp_start() | Date | Mon, 25 Jun 2018 15:47:56 -0700 |
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This commit updates the header comment of srcu_funnel_gp_start() to document the fact that srcu_funnel_gp_start() does the work of srcu_funnel_exp_start(), in some cases by invoking it directly.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> --- kernel/rcu/srcutree.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c index 615e414b0c1e..37bef2fe80e6 100644 --- a/kernel/rcu/srcutree.c +++ b/kernel/rcu/srcutree.c @@ -641,6 +641,9 @@ static void srcu_funnel_exp_start(struct srcu_struct *sp, struct srcu_node *snp, * period s. Losers must either ensure that their desired grace-period * number is recorded on at least their leaf srcu_node structure, or they * must take steps to invoke their own callbacks. + * + * Note that this function also does the work of srcu_funnel_exp_start(), + * in some cases by directly invoking it. */ static void srcu_funnel_gp_start(struct srcu_struct *sp, struct srcu_data *sdp, unsigned long s, bool do_norm) -- 2.17.1
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