summaryrefslogtreecommitdiffstats
path: root/kernel/rcu
diff options
context:
space:
mode:
authorNeeraj Upadhyay <neeraju@codeaurora.org>2019-03-08 11:57:48 -0800
committerPaul E. McKenney <paulmck@linux.ibm.com>2019-03-26 14:42:00 -0700
commit6c70e9cd5f3c6d93f3e1da6d101073e898f39170 (patch)
tree33209f2fcbdd268c4a54b8d32037e928f3638f8d /kernel/rcu
parentb51bcbbf16ef0ea352e8b924dd8638112e4037a5 (diff)
downloadlinux-6c70e9cd5f3c6d93f3e1da6d101073e898f39170.tar.gz
linux-6c70e9cd5f3c6d93f3e1da6d101073e898f39170.tar.bz2
linux-6c70e9cd5f3c6d93f3e1da6d101073e898f39170.zip
rcu: Fix nohz status in stall warning
The Documentation/RCU/stallwarn.txt file says that stall warnings print "D" if dyntick-idle processing is enabled, but the code in print_cpu_stall_fast_no_hz() prints "." instead. This commit therefore reverses the sense of the test to make the code match the documentation. Signed-off-by: Neeraj Upadhyay <neeraju@codeaurora.org> Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
Diffstat (limited to 'kernel/rcu')
-rw-r--r--kernel/rcu/tree_stall.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
index 9e3db08d02bc..f65a73a97323 100644
--- a/kernel/rcu/tree_stall.h
+++ b/kernel/rcu/tree_stall.h
@@ -267,7 +267,7 @@ static void print_cpu_stall_fast_no_hz(char *cp, int cpu)
rdp->last_accelerate & 0xffff, jiffies & 0xffff,
".l"[rdp->all_lazy],
".L"[!rcu_segcblist_n_nonlazy_cbs(&rdp->cblist)],
- ".D"[!rdp->tick_nohz_enabled_snap]);
+ ".D"[!!rdp->tick_nohz_enabled_snap]);
}
#else /* #ifdef CONFIG_RCU_FAST_NO_HZ */