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Searched refs:option (Results 1 – 12 of 12) sorted by relevance

/kernel/rcu/
DKconfig12 This option selects the RCU implementation that is
21 This option selects the RCU implementation that is
27 Select this option if you are unsure.
33 This option selects the RCU implementation that is
35 is not required. This option greatly reduces the
42 This option needs to be enabled if you wish to make
56 This option selects the sleepable version of RCU. This version
64 This option selects the single-CPU non-preemptible version of SRCU.
70 This option selects the full-fledged version of SRCU.
76 This option enables a task-based RCU implementation that uses
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DKconfig.debug20 users are converted, we can remove this config option.
34 This option provides a kernel module that runs performance
51 This option provides a kernel module that runs torture tests
77 This option enables additional tracepoints for ftrace-style
87 This option provides consistency checks in RCU's handling of
/kernel/time/
DKconfig76 This option keeps the tick running periodically at a constant
84 This option enables a tickless idle system: timer interrupts
134 This option stands for testing when an arch implements the
140 accounting. This option copes with the absence of the full
147 Say N otherwise, this option brings an overhead that you
163 This option enables high resolution timer support. If your
164 hardware is not capable then this option only increases
/kernel/trace/
DKconfig199 This option measures the time spent in irqs-off critical
208 (Note that kernel size and overhead increase with this option
209 enabled. This option and the preempt-off timing option can be
224 This option measures the time spent in preemption-off critical
233 (Note that kernel size and overhead increase with this option
234 enabled. This option and the irqs-off timing option can be
380 This option also enables the likely/unlikely profiler.
474 This option is also required by perf-probe subcommand of perf tools.
475 If you want to use perf tools, this option is strongly recommended.
491 This option disables such protection and allows you to put kprobe
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Dtrace.c4756 static int trace_set_options(struct trace_array *tr, char *option) in trace_set_options() argument
4761 size_t orig_len = strlen(option); in trace_set_options()
4764 cmp = strstrip(option); in trace_set_options()
4789 if (orig_len > strlen(option)) in trace_set_options()
4790 option[strlen(option)] = ' '; in trace_set_options()
4798 char *option; in apply_trace_boot_options() local
4801 option = strsep(&buf, ","); in apply_trace_boot_options()
4803 if (!option) in apply_trace_boot_options()
4806 if (*option) in apply_trace_boot_options()
4807 trace_set_options(&global_trace, option); in apply_trace_boot_options()
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/kernel/gcov/
DKconfig10 This option enables gcov-based code profiling (e.g. for code coverage
62 In such a case, change this option to adjust the format used in the
69 Select this option to use the format defined by GCC 3.4.
74 Select this option to use the format defined by GCC 4.7.
/kernel/
DKconfig.preempt15 Select this option if you are building a kernel for a server or
24 This option reduces the latency of the kernel by adding more
44 This option reduces the latency of the kernel by making
63 This option turns the kernel into a real-time kernel by replacing
DMakefile33 CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector)
Dsys.c2423 SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3, in SYSCALL_DEFINE5() argument
2430 error = security_task_prctl(option, arg2, arg3, arg4, arg5); in SYSCALL_DEFINE5()
2435 switch (option) { in SYSCALL_DEFINE5()
2657 trace_android_vh_syscall_prctl_finished(option, me); in SYSCALL_DEFINE5()
/kernel/livepatch/
DKconfig17 This option has no runtime impact until a kernel "patch"
18 module uses the interface provided by this option to register
/kernel/dma/
DKconfig24 # Select this option if the architecture needs special handling for
161 Enable this option to debug the use of the DMA API by device drivers.
162 With this option you will be able to detect common bugs in device
171 This option causes a performance degradation. Use only if you want to
/kernel/power/
DKconfig171 This option enables various debugging support in the Power Management
187 This option will let you suspend your machine during bootup, and
244 CAUTION: this option will cause your machine's real-time clock to be
270 anything, try disabling/enabling this option (or disabling/enabling
296 This config option determines whether workqueue.power_efficient
320 smarter decisions. This config option enables the framework from