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| author | Joel Fernandes (Google) <joel@joelfernandes.org> | 2022-10-16 16:22:59 +0000 |
|---|---|---|
| committer | Treehugger Robot <android-test-infra-autosubmit@system.gserviceaccount.com> | 2024-04-30 19:06:12 +0000 |
| commit | a8407542c9303c12124b4822a3f4e666c37db866 (patch) | |
| tree | a3b3ac212a59be4731ce05340a583d5f7f55b5d8 | |
| parent | 7297afa4dd2c843ad96072eea44fe1fca14ffbb3 (diff) | |
| download | hikey-linaro-a8407542c9303c12124b4822a3f4e666c37db866.tar.gz | |
UPSTREAM: rcu/sync: Use call_rcu_hurry() instead of call_rcu
call_rcu() changes to save power will slow down rcu sync. Use the
call_rcu_hurry() API instead which reverts to the old behavior.
[ paulmck: Apply s/call_rcu_flush/call_rcu_hurry/ feedback from Tejun Heo. ]
Bug: 258241771
Bug: 222463781
Test: CQ
Change-Id: I5123ba52f47676305dbcfa1233bf3b41f140766c
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
(cherry picked from commit 7651d6b25086656eacfdd8356bfe3a21c0c2d79d)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/4318048
Reviewed-by: Sean Paul <sean@poorly.run>
Commit-Queue: Joel Fernandes <joelaf@google.com>
Reviewed-by: Vineeth Pillai <vineethrp@google.com>
Tested-by: Joel Fernandes <joelaf@google.com>
(cherry picked from commit 183fce4e1bfbbae1266ec90c6bb871b51d7af81c)
[Cherry picked from chromeos-5.15 tree. Minor tweaks to commit message
to match Android style]
Signed-off-by: Qais Yousef <qyousef@google.com>
| -rw-r--r-- | kernel/rcu/sync.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcu/sync.c b/kernel/rcu/sync.c index 33d896d85902..c6bae4050d53 100644 --- a/kernel/rcu/sync.c +++ b/kernel/rcu/sync.c @@ -44,7 +44,7 @@ static void rcu_sync_func(struct rcu_head *rhp); static void rcu_sync_call(struct rcu_sync *rsp) { - call_rcu(&rsp->cb_head, rcu_sync_func); + call_rcu_hurry(&rsp->cb_head, rcu_sync_func); } /** |