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| author | Peter Zijlstra <peterz@infradead.org> | 2023-01-12 22:43:26 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2023-01-13 13:48:00 +0300 |
| commit | 0c5ffc3d7b15978c6b184938cd6b8af06e436424 (patch) | |
| tree | 48f3b3d321afa0c435ec1d83281cc28942923816 /drivers/cpuidle/dt_idle_states.c | |
| parent | c3d42418dca53d6c498a48c408f7a45289593650 (diff) | |
| download | linux-0c5ffc3d7b15978c6b184938cd6b8af06e436424.tar.xz | |
cpuidle, dt: Push RCU-idle into driver
Doing RCU-idle outside the driver, only to then temporarily enable it
again before going idle is suboptimal.
Notably: this converts all dt_init_idle_driver() and
__CPU_PM_CPU_IDLE_ENTER() users for they are inextrably intertwined.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Tested-by: Tony Lindgren <tony@atomide.com>
Tested-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Frederic Weisbecker <frederic@kernel.org>
Link: https://lore.kernel.org/r/20230112195540.068981667@infradead.org
Diffstat (limited to 'drivers/cpuidle/dt_idle_states.c')
| -rw-r--r-- | drivers/cpuidle/dt_idle_states.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/cpuidle/dt_idle_states.c b/drivers/cpuidle/dt_idle_states.c index 7ca3d7d9b5ea..02aa0b39af9d 100644 --- a/drivers/cpuidle/dt_idle_states.c +++ b/drivers/cpuidle/dt_idle_states.c @@ -77,7 +77,7 @@ static int init_state_node(struct cpuidle_state *idle_state, if (err) desc = state_node->name; - idle_state->flags = 0; + idle_state->flags = CPUIDLE_FLAG_RCU_IDLE; if (of_property_read_bool(state_node, "local-timer-stop")) idle_state->flags |= CPUIDLE_FLAG_TIMER_STOP; /* |