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authorMaxime Ripard <mripard@kernel.org>2024-02-26 17:23:00 +0300
committerMaxime Ripard <mripard@kernel.org>2024-02-26 17:23:00 +0300
commit2f910859724b53f1cd3579246e3d9bebb16d78b8 (patch)
tree75cd2329b7e737865bf28ea734a2e0649c02a5bf /kernel/time/hrtimer.c
parent86bf8cfda6d2a6720fa2e6e676c98f0882c9d3d7 (diff)
parent72fa02fdf83306c52bc1eede28359e3fa32a151a (diff)
downloadlinux-2f910859724b53f1cd3579246e3d9bebb16d78b8.tar.xz
Merge drm/drm-fixes into drm-misc-fixes
Sima needs a more recent release to apply a patch. Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'kernel/time/hrtimer.c')
-rw-r--r--kernel/time/hrtimer.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index 760793998cdd..edb0f821dcea 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -1085,6 +1085,7 @@ static int enqueue_hrtimer(struct hrtimer *timer,
enum hrtimer_mode mode)
{
debug_activate(timer, mode);
+ WARN_ON_ONCE(!base->cpu_base->online);
base->cpu_base->active_bases |= 1 << base->index;
@@ -2183,6 +2184,7 @@ int hrtimers_prepare_cpu(unsigned int cpu)
cpu_base->softirq_next_timer = NULL;
cpu_base->expires_next = KTIME_MAX;
cpu_base->softirq_expires_next = KTIME_MAX;
+ cpu_base->online = 1;
hrtimer_cpu_base_init_expiry_lock(cpu_base);
return 0;
}
@@ -2250,6 +2252,7 @@ int hrtimers_cpu_dying(unsigned int dying_cpu)
smp_call_function_single(ncpu, retrigger_next_event, NULL, 0);
raw_spin_unlock(&new_base->lock);
+ old_base->online = 0;
raw_spin_unlock(&old_base->lock);
return 0;