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Searched refs:knob (Results 1 – 25 of 35) sorted by relevance

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/linux/drivers/memory/
H A Dda8xx-ddrctl.c72 const struct da8xx_ddrctl_config_knob *knob; in da8xx_ddrctl_match_knob() local
76 knob = &da8xx_ddrctl_knobs[i]; in da8xx_ddrctl_match_knob()
78 if (strcmp(knob->name, setting->name) == 0) in da8xx_ddrctl_match_knob()
79 return knob; in da8xx_ddrctl_match_knob()
102 const struct da8xx_ddrctl_config_knob *knob; in da8xx_ddrctl_probe() local
124 knob = da8xx_ddrctl_match_knob(setting); in da8xx_ddrctl_probe()
125 if (!knob) { in da8xx_ddrctl_probe()
131 if (knob->reg + sizeof(u32) > resource_size(res)) { in da8xx_ddrctl_probe()
134 knob->name); in da8xx_ddrctl_probe()
138 reg = readl(ddrctl + knob in da8xx_ddrctl_probe()
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/linux/tools/perf/tests/
H A Dsw-clock.c76 const char *knob = "/proc/sys/kernel/perf_event_max_sample_rate"; in __test__sw_clock_freq() local
81 knob, (u64)attr.sample_freq); in __test__sw_clock_freq()
/linux/drivers/parisc/
H A Dpdc_stable.c536 * @knob: The PF_AUTOBOOT or PF_AUTOSEARCH flag
540 char *buf, int knob) in pdcs_auto_read() argument
552 out += sprintf(out, "%s\n", (pathentry->devpath.path.flags & knob) ? in pdcs_auto_read()
756 * @knob: The PF_AUTOBOOT or PF_AUTOSEARCH flag
764 size_t count, int knob) in pdcs_auto_write() argument
797 flags &= ~knob; in pdcs_auto_write()
799 flags |= knob; in pdcs_auto_write()
814 (knob & PF_AUTOBOOT) ? "autoboot" : "autosearch", in pdcs_auto_write()
815 (flags & knob) ? "On" : "Off"); in pdcs_auto_write()
/linux/Documentation/ABI/obsolete/
H A Dsysfs-firmware-acpi8 enabling this knob is not safe and thus unsupported.
/linux/Documentation/networking/
H A Dmptcp.rst63 Path managers are controlled by the ``net.mptcp.pm_type`` sysctl knob -- see
84 Packet schedulers are controlled by the ``net.mptcp.scheduler`` sysctl knob --
109 ``net.mptcp.enabled`` sysctl knob; see mptcp-sysctl.rst.
/linux/Documentation/admin-guide/cgroup-v1/
H A Dmemory.rst54 - oom-killer disable knob and oom-notifier
68 This knob is not available on CONFIG_PREEMPT_RT systems.
80 This knob is not available on CONFIG_PREEMPT_RT systems.
81 This knob is deprecated and shouldn't be
85 This knob is deprecated and shouldn't be
89 This knob is deprecated and shouldn't be
93 Per memcg knob does not exist in cgroup v2.
94 memory.move_charge_at_immigrate This knob is deprecated.
96 This knob is deprecated and shouldn't be
100 memory.kmem.limit_in_bytes Deprecated knob t
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/linux/Documentation/admin-guide/
H A Dlockup-watchdogs.rst24 'hardlockup_panic', a compile time knob, "BOOTPARAM_HARDLOCKUP_PANIC",
62 As explained above, a kernel knob is provided that allows
/linux/Documentation/bpf/
H A Dprog_cgroup_sysctl.rst11 process inside that cgroup tries to read from or write to sysctl knob in proc.
61 Since sysctl knob is represented by a name and a value, sysctl specific BPF
/linux/kernel/bpf/
H A DKconfig79 /proc/sys/kernel/unprivileged_bpf_disabled knob to 2. An admin can
/linux/Documentation/admin-guide/laptops/
H A Dlaptop-mode.rst82 Laptop mode is controlled by the knob /proc/sys/vm/laptop_mode. This knob is
84 configuration options. When the knob is set, any physical disk I/O (that might
89 knob determines the time between the occurrence of disk I/O and when the flush
90 is triggered. A sensible value for the knob is 5 seconds. Setting the knob to
/linux/Documentation/admin-guide/pm/
H A Dcpufreq.rst701 The AMD powernow-k8 scaling driver supports a ``sysfs`` knob very similar to
705 If present, that knob is located in every ``CPUFreq`` policy directory in
708 implementation, however, works on the system-wide basis and setting that knob
712 That knob is still supported on AMD processors that support its underlying
715 ``boost`` knob is present regardless. Thus it is always possible use the
716 ``boost`` knob instead of the ``cpb`` one which is highly recommended, as that
717 is more consistent with what all of the other systems do (and the ``cpb`` knob
720 The ``cpb`` knob is never present for any processors without the underlying
H A Dintel_pstate.rst121 Energy-Performance Preference (EPP) knob (if supported) or its
122 Energy-Performance Bias (EPB) knob (otherwise), which means that the processor's
138 Energy-Performance Preference (EPP) knob (if supported) or its
139 Energy-Performance Bias (EPB) knob (otherwise) to whatever value it was
672 Energy-Performance Preference (EPP) knob (if supported) or its
673 Energy-Performance Bias (EPB) knob. It is also possible to write a positive
/linux/Documentation/hwmon/
H A Dacpi_power_meter.rst29 The `power[1-*]_is_battery` knob indicates if the power supply is a battery.
/linux/Documentation/trace/
H A Dkprobes.rst758 Provides a knob to globally and forcibly turn registered kprobes ON or OFF.
761 file. Note that this knob just disarms and arms all kprobes and doesn't
763 [DISABLED]) will be not enabled if you turn ON all kprobes by this knob.
772 a knob to globally and forcibly turn jump optimization (see section
778 Note that this knob *changes* the optimized state. This means that optimized
780 removed). If the knob is turned on, they will be optimized again.
/linux/fs/btrfs/
H A DKconfig108 - checksum offload mode - sysfs knob to affect when checksums are
H A Dsysfs.c1211 unsigned long knob; in quota_override_store() local
1220 ret = kstrtoul(buf, 10, &knob); in quota_override_store()
1223 if (knob > 1) in quota_override_store()
1226 if (knob) in quota_override_store()
/linux/Documentation/admin-guide/mm/
H A Dtranshuge.rst409 In addition to policies listed above, the sysfs knob
425 sysfs knob /sys/kernel/mm/transparent_hugepage/shmem_enabled and the knobs
430 The global knob has the same semantics as the ``huge=`` mount options
432 individually, and will only use the setting of the global knob when the
433 per-size knob is set to 'inherit'.
/linux/drivers/cpufreq/
H A DKconfig.x86105 bool "Legacy cpb sysfs knob support for AMD CPUs"
108 The powernow-k8 driver used to provide a sysfs knob called "cpb"
/linux/Documentation/input/devices/
H A Delantech.rst120 this knob you can bypass that check.
134 driver will reject any packet that appears corrupted. Using this knob,
135 The state of crc_enabled can be altered with this knob.
/linux/Documentation/scheduler/
H A Dsched-domains.rst78 /sys/kernel/debug/sched/verbose knob. This enables an error checking parse of
H A Dsched-util-clamp.rst450 Requests from tasks to go above this knob value will still succeed, but
471 Requests from tasks to go above this knob value will still succeed, but they
513 performance point, this sysctl knob allows tuning the best boost value to
518 to ensure they are performance and power aware. Ideally this knob should be set
/linux/Documentation/arch/riscv/
H A Dvector.rst108 processes in form of sysctl knob:
/linux/Documentation/filesystems/iomap/
H A Dporting.rst67 Hide behind a debugging knob the ability to switch on the iomap mapping
/linux/Documentation/trace/coresight/
H A Dcoresight-cpu-debug.rst136 uses the debugfs file system to provide a knob to dynamically enable or disable
/linux/Documentation/admin-guide/sysctl/
H A Dvm.rst369 laptop_mode is a knob that controls "laptop mode". All the things that are
370 controlled by this knob are discussed in Documentation/admin-guide/laptops/laptop-mode.rst.
638 This knob is not available when the size of 'struct page' (a structure defined
1084 too small for the allocation bursts occurring in the system. This knob

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