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/kernel/power/
DKconfig7 Allow the system to enter sleep states in which main memory is
20 Turning OFF this setting is NOT recommended! If in doubt, say Y.
53 called "hibernation" in user interfaces. STD checkpoints the
58 in your bootloader's configuration file.
69 It creates an image which is saved in your active swap. Upon the next
80 Right now you may boot without resuming and resume later but in the
81 meantime you cannot use the swap partition(s)/file(s) involved in
82 suspending. Also in this case you must not use the filesystems
85 will get corrupted in a nasty way.
159 (autosuspended), and woken up in response to a hardware-generated
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/kernel/
Dkexec.c226 struct compat_kexec_segment in; in COMPAT_SYSCALL_DEFINE4() local
241 result = copy_from_user(&in, &segments[i], sizeof(in)); in COMPAT_SYSCALL_DEFINE4()
245 out.buf = compat_ptr(in.buf); in COMPAT_SYSCALL_DEFINE4()
246 out.bufsz = in.bufsz; in COMPAT_SYSCALL_DEFINE4()
247 out.mem = in.mem; in COMPAT_SYSCALL_DEFINE4()
248 out.memsz = in.memsz; in COMPAT_SYSCALL_DEFINE4()
DKconfig.preempt30 is in kernel mode executing a system call. This allows
42 all kernel code (that is not executing in a critical section)
45 even if it is in kernel mode executing a system call and would
52 embedded system with latency requirements in the milliseconds
Dcompat.c323 struct compat_itimerval __user *, in, in COMPAT_SYSCALL_DEFINE3()
329 if (in) { in COMPAT_SYSCALL_DEFINE3()
330 if (get_compat_itimerval(&kin, in)) in COMPAT_SYSCALL_DEFINE3()
844 struct timespec in, out; in COMPAT_SYSCALL_DEFINE4() local
847 if (compat_get_timespec(&in, rqtp)) in COMPAT_SYSCALL_DEFINE4()
853 (struct timespec __user *) &in, in COMPAT_SYSCALL_DEFINE4()
Drelay.c1208 static ssize_t subbuf_splice_actor(struct file *in, in subbuf_splice_actor() argument
1216 struct rchan_buf *rbuf = in->private_data; in subbuf_splice_actor()
1301 static ssize_t relay_file_splice_read(struct file *in, in relay_file_splice_read() argument
1315 ret = subbuf_splice_actor(in, ppos, pipe, len, flags, &nonpad_ret); in relay_file_splice_read()
DKconfig.hz14 Note that the timer interrupt occurs on each processor in an SMP
/kernel/trace/
DKconfig151 small and not measurable even in micro-benchmarks.
191 This option measures the time spent in irqs-off critical
215 This option measures the time spent in preemption-off critical
236 to be scheduled in, starting from the point it has woken up.
243 This tracer hooks to various trace points in the kernel,
300 The "all branch" profiler will profile every if-statement in the
319 in the kernel. It will display the results in:
331 taken in the kernel is recorded whether it hit or miss.
332 The results will be displayed in:
340 is to be analyzed in much detail.
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/kernel/time/
DKconfig36 # Architecture can handle broadcast in a driver-agnostic way
106 the task mostly runs in userspace and has few kernel activity.
111 This is implemented at the expense of some overhead in user <-> kernel
125 CPUs in the system are full dynticks by default.
139 all CPUs each running a single task in dynticks mode, the
164 This Kconfig parameter defines the number of CPUs in the largest
167 The default value will be fine in most cases. Battery-powered
Dtimeconst.bc29 a shift value will be correct in the signed integer range and off
30 by at most one in the upper half of the unsigned range. */
/kernel/gcov/
DKconfig22 For all files in one directory:
59 exceptions where format changes are integrated in lower-version GCCs.
60 In such a case use this option to adjust the format used in the kernel
/kernel/irq/
DKconfig25 # and should not be used in new code. Use irq domains instead.
86 in the file "irq_domain_mapping".
103 out the interrupt descriptors in a more NUMA-friendly way. )
/kernel/livepatch/
DKconfig18 to new function code contained in the patch module.
/kernel/debug/kdb/
Dkdb_cmds2 # These commands are executed in kdb_init() context, no SMP, no