From 93b9ad0237a8f8bb9a88b215b95df57364b45866 Mon Sep 17 00:00:00 2001 From: Nathan Hartman <59230071+hartmannathan@users.noreply.github.com> Date: Mon, 21 Dec 2020 17:02:03 -0500 Subject: [PATCH] sched/Kconfig: Minor grammar fixes in help text sched/Kconfig: * SCHED_CRITMONITOR, SCHED_CPULOAD: Minor grammar fixes in help text. --- sched/Kconfig | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/sched/Kconfig b/sched/Kconfig index a11233056c..c246b54d22 100644 --- a/sched/Kconfig +++ b/sched/Kconfig @@ -726,10 +726,10 @@ config SCHED_CRITMONITOR ---help--- Enables logic that monitors the duration of time that a thread keeps interrupts or pre-emption disabled. These global locks can have - negative consequences to real timer performance: Disabling interrupts - adds jitter in the time when a interrupt request is asserted until - the hardware can responds with the interrupt. Disabling pre-emption - adds jitter in the timer from when the event is posted in the + negative consequences to real time performance: Disabling interrupts + adds jitter in the time when an interrupt request is asserted until + the hardware can respond with the interrupt. Disabling pre-emption + adds jitter in the time from when the event is posted in the interrupt handler until the task that responds to the event can run. If this option is selected, then the following interfaces must be @@ -749,7 +749,7 @@ config SCHED_CRITMONITOR in unknown units) can be obtained by subtracting a start time from the current time. - The second interface simple converts an elapsed time into well known + The second interface simply converts an elapsed time into well known units for presentation by the ProcFS file system. config SCHED_CPULOAD @@ -760,15 +760,15 @@ config SCHED_CPULOAD If this option is selected, the timer interrupt handler will monitor if the system is IDLE or busy at the time of that the timer interrupt occurs. This is a very coarse measurement, but over a period of time, - it can very accurately determined the percentage of the time that the + it can very accurately determine the percentage of the time that the CPU is IDLE. - The statistics collected in this could be used, for example in the + The statistics collected in this could be used, for example, in the PROCFS file system to provide CPU load measurements when read. Note that in tickless mode of operation (SCHED_TICKLESS) there is no system timer interrupt and CPU load measurements will not be - possible unless you provide an alternative clock to driver the + possible unless you provide an alternative clock to drive the sampling and select SCHED_CPULOAD_EXTCLK. if SCHED_CPULOAD