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authorJonathan Corbet <corbet@lwn.net>2018-07-02 11:14:50 -0600
committerJonathan Corbet <corbet@lwn.net>2018-07-02 11:14:50 -0600
commit5f6654094ff35a7a92eb76667788ef633595e4ea (patch)
tree8404c5fb245cddbc6877b97a9bf53139c95da852 /kernel/softirq.c
parent5105730fbf6789ff9e20837bdefe32e8ba133595 (diff)
parent021c91791a5e7e85c567452f1be3e4c2c6cb6063 (diff)
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Merge tag 'v4.18-rc3' into docs-next
-rc1 broke the docs build due to changes in the e100/e1000 drivers; -rc3 got the fixes via the networking tree. Pull in -rc3 so that the docs tree can actually build the docs again.
Diffstat (limited to 'kernel/softirq.c')
-rw-r--r--kernel/softirq.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c
index de2f57fddc04..900dcfee542c 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -139,9 +139,13 @@ static void __local_bh_enable(unsigned int cnt)
{
lockdep_assert_irqs_disabled();
+ if (preempt_count() == cnt)
+ trace_preempt_on(CALLER_ADDR0, get_lock_parent_ip());
+
if (softirq_count() == (cnt & SOFTIRQ_MASK))
trace_softirqs_on(_RET_IP_);
- preempt_count_sub(cnt);
+
+ __preempt_count_sub(cnt);
}
/*