Commit 1eac0075 authored by Juri Lelli's avatar Juri Lelli Committed by Paul E. McKenney
Browse files

rcu: Make rcu update module parameters world-readable 



rcu update module parameters currently don't appear in sysfs and this is
a serviceability issue as it might be needed to access their default
values at runtime.

Fix this issue by changing rcu update module parameters permissions to
world-readable.

Suggested-by: default avatarPaul E. McKenney <paulmck@kernel.org>
Signed-off-by: default avatarJuri Lelli <juri.lelli@redhat.com>
Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
parent ebb6d30d

kernel/rcu/update.c

+3 −3
Original line number Diff line number Diff line
@@ -54,11 +54,11 @@ 
#define MODULE_PARAM_PREFIX "rcupdate."



#ifndef CONFIG_TINY_RCU

module_param(rcu_expedited, int, 0);

module_param(rcu_normal, int, 0);

module_param(rcu_expedited, int, 0444);

module_param(rcu_normal, int, 0444);

static int rcu_normal_after_boot = IS_ENABLED(CONFIG_PREEMPT_RT);

#if !defined(CONFIG_PREEMPT_RT) || defined(CONFIG_NO_HZ_FULL)

module_param(rcu_normal_after_boot, int, 0);

module_param(rcu_normal_after_boot, int, 0444);

#endif

#endif /* #ifndef CONFIG_TINY_RCU */