diff options
| author | Uladzislau Rezki (Sony) <urezki@gmail.com> | 2022-12-02 16:18:37 +0300 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2023-01-04 04:48:41 +0300 |
| commit | 9627456101ec9bb502daae7276e5141f66a9ddd1 (patch) | |
| tree | bf8f0fa80512ebd1a522b8d6f7020b806e405e10 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | cc37d52076a91d8391bbd16249a5790a35292b85 (diff) | |
| download | linux-9627456101ec9bb502daae7276e5141f66a9ddd1.tar.xz | |
rcu/kvfree: Use READ_ONCE() when access to krcp->head
The need_offload_krc() function is now lock-free, which gives the
compiler freedom to load old values from plain C-language loads from
the kfree_rcu_cpu struture's ->head pointer. This commit therefore
applied READ_ONCE() to these loads.
Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions