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| author |   Mark Brown <broonie@kernel.org> | 2024-02-19 16:58:41 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-02-19 16:58:41 +0000 |
| commit | d68ce3aa8142333a96a071a9a0207f21c04e54cc (patch) | |
| tree | 15754707ec571eb08c8d6308fe2459e46b8a5468 /kernel/trace/tracing_map.c | |
| parent | dt-bindings: regulator: qcom,usb-vbus-regulator: Add PM6150 compatible (diff) | |
| parent | Linux 6.8-rc5 (diff) | |
| download | wireguard-linux-d68ce3aa8142333a96a071a9a0207f21c04e54cc.tar.xz wireguard-linux-d68ce3aa8142333a96a071a9a0207f21c04e54cc.zip | |
regulator: Merge up v6.8-rc5
There are dependencies on the PWM fixes for some new work on the PWM
driver.
Diffstat (limited to 'kernel/trace/tracing_map.c')
| -rw-r--r-- | kernel/trace/tracing_map.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/trace/tracing_map.c b/kernel/trace/tracing_map.c index c774e560f2f9..a4dcf0f24352 100644 --- a/kernel/trace/tracing_map.c +++ b/kernel/trace/tracing_map.c @@ -574,7 +574,12 @@ __tracing_map_insert(struct tracing_map *map, void *key, bool lookup_only) } memcpy(elt->key, key, map->key_size); - entry->val = elt; + /* + * Ensure the initialization is visible and + * publish the elt. + */ + smp_wmb(); + WRITE_ONCE(entry->val, elt); atomic64_inc(&map->hits); return entry->val; |