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Wysocki" , Ulf Hansson Subject: [PATCH v3 16/51] cpuidle: Annotate poll_idle() References: <20230112194314.845371875@infradead.org> MIME-Version: 1.0 X-Mailman-Approved-At: Thu, 12 Jan 2023 14:00:43 -0800 X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org The __cpuidle functions will become a noinstr class, as such they need explicit annotations. Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: Rafael J. Wysocki Acked-by: Frederic Weisbecker Tested-by: Tony Lindgren Tested-by: Ulf Hansson --- drivers/cpuidle/poll_state.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) --- a/drivers/cpuidle/poll_state.c +++ b/drivers/cpuidle/poll_state.c @@ -13,7 +13,10 @@ static int __cpuidle poll_idle(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - u64 time_start = local_clock(); + u64 time_start; + + instrumentation_begin(); + time_start = local_clock(); dev->poll_time_limit = false; @@ -39,6 +42,7 @@ static int __cpuidle poll_idle(struct cp raw_local_irq_disable(); current_clr_polling(); + instrumentation_end(); return index; } _______________________________________________ linux-um mailing list linux-um@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-um