Commit 6dddd7a7 authored by Thymo van Beers's avatar Thymo van Beers Committed by Jonathan Corbet

docs: kernel-parameters.txt: Fix whitespace

Some lines used spaces instead of tabs at line start.
This can cause mangled lines in editors due to inconsistency.

Replace spaces for tabs where appropriate.
Signed-off-by: default avatarThymo van Beers <thymovanbeers@gmail.com>
Reviewed-by: default avatarRandy Dunlap <rdunlap@infradead.org>
Signed-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent d6331e0b
...@@ -106,11 +106,11 @@ ...@@ -106,11 +106,11 @@
use by PCI use by PCI
Format: <irq>,<irq>... Format: <irq>,<irq>...
acpi_mask_gpe= [HW,ACPI] acpi_mask_gpe= [HW,ACPI]
Due to the existence of _Lxx/_Exx, some GPEs triggered Due to the existence of _Lxx/_Exx, some GPEs triggered
by unsupported hardware/firmware features can result in by unsupported hardware/firmware features can result in
GPE floodings that cannot be automatically disabled by GPE floodings that cannot be automatically disabled by
the GPE dispatcher. the GPE dispatcher.
This facility can be used to prevent such uncontrolled This facility can be used to prevent such uncontrolled
GPE floodings. GPE floodings.
Format: <int> Format: <int>
...@@ -472,10 +472,10 @@ ...@@ -472,10 +472,10 @@
for platform specific values (SB1, Loongson3 and for platform specific values (SB1, Loongson3 and
others). others).
ccw_timeout_log [S390] ccw_timeout_log [S390]
See Documentation/s390/CommonIO for details. See Documentation/s390/CommonIO for details.
cgroup_disable= [KNL] Disable a particular controller cgroup_disable= [KNL] Disable a particular controller
Format: {name of the controller(s) to disable} Format: {name of the controller(s) to disable}
The effects of cgroup_disable=foo are: The effects of cgroup_disable=foo are:
- foo isn't auto-mounted if you mount all cgroups in - foo isn't auto-mounted if you mount all cgroups in
...@@ -641,8 +641,8 @@ ...@@ -641,8 +641,8 @@
hvc<n> Use the hypervisor console device <n>. This is for hvc<n> Use the hypervisor console device <n>. This is for
both Xen and PowerPC hypervisors. both Xen and PowerPC hypervisors.
If the device connected to the port is not a TTY but a braille If the device connected to the port is not a TTY but a braille
device, prepend "brl," before the device type, for instance device, prepend "brl," before the device type, for instance
console=brl,ttyS0 console=brl,ttyS0
For now, only VisioBraille is supported. For now, only VisioBraille is supported.
...@@ -662,7 +662,7 @@ ...@@ -662,7 +662,7 @@
consoleblank= [KNL] The console blank (screen saver) timeout in consoleblank= [KNL] The console blank (screen saver) timeout in
seconds. A value of 0 disables the blank timer. seconds. A value of 0 disables the blank timer.
Defaults to 0. Defaults to 0.
coredump_filter= coredump_filter=
[KNL] Change the default value for [KNL] Change the default value for
...@@ -730,7 +730,7 @@ ...@@ -730,7 +730,7 @@
or memory reserved is below 4G. or memory reserved is below 4G.
cryptomgr.notests cryptomgr.notests
[KNL] Disable crypto self-tests [KNL] Disable crypto self-tests
cs89x0_dma= [HW,NET] cs89x0_dma= [HW,NET]
Format: <dma> Format: <dma>
...@@ -746,7 +746,7 @@ ...@@ -746,7 +746,7 @@
Format: <port#>,<type> Format: <port#>,<type>
See also Documentation/input/devices/joystick-parport.rst See also Documentation/input/devices/joystick-parport.rst
ddebug_query= [KNL,DYNAMIC_DEBUG] Enable debug messages at early boot ddebug_query= [KNL,DYNAMIC_DEBUG] Enable debug messages at early boot
time. See time. See
Documentation/admin-guide/dynamic-debug-howto.rst for Documentation/admin-guide/dynamic-debug-howto.rst for
details. Deprecated, see dyndbg. details. Deprecated, see dyndbg.
...@@ -833,7 +833,7 @@ ...@@ -833,7 +833,7 @@
causing system reset or hang due to sending causing system reset or hang due to sending
INIT from AP to BSP. INIT from AP to BSP.
disable_ddw [PPC/PSERIES] disable_ddw [PPC/PSERIES]
Disable Dynamic DMA Window support. Use this if Disable Dynamic DMA Window support. Use this if
to workaround buggy firmware. to workaround buggy firmware.
...@@ -1188,7 +1188,7 @@ ...@@ -1188,7 +1188,7 @@
parameter will force ia64_sal_cache_flush to call parameter will force ia64_sal_cache_flush to call
ia64_pal_cache_flush instead of SAL_CACHE_FLUSH. ia64_pal_cache_flush instead of SAL_CACHE_FLUSH.
forcepae [X86-32] forcepae [X86-32]
Forcefully enable Physical Address Extension (PAE). Forcefully enable Physical Address Extension (PAE).
Many Pentium M systems disable PAE but may have a Many Pentium M systems disable PAE but may have a
functionally usable PAE implementation. functionally usable PAE implementation.
...@@ -1247,7 +1247,7 @@ ...@@ -1247,7 +1247,7 @@
gamma= [HW,DRM] gamma= [HW,DRM]
gart_fix_e820= [X86_64] disable the fix e820 for K8 GART gart_fix_e820= [X86_64] disable the fix e820 for K8 GART
Format: off | on Format: off | on
default: on default: on
...@@ -1341,11 +1341,11 @@ ...@@ -1341,11 +1341,11 @@
x86-64 are 2M (when the CPU supports "pse") and 1G x86-64 are 2M (when the CPU supports "pse") and 1G
(when the CPU supports the "pdpe1gb" cpuinfo flag). (when the CPU supports the "pdpe1gb" cpuinfo flag).
hvc_iucv= [S390] Number of z/VM IUCV hypervisor console (HVC) hvc_iucv= [S390] Number of z/VM IUCV hypervisor console (HVC)
terminal devices. Valid values: 0..8 terminal devices. Valid values: 0..8
hvc_iucv_allow= [S390] Comma-separated list of z/VM user IDs. hvc_iucv_allow= [S390] Comma-separated list of z/VM user IDs.
If specified, z/VM IUCV HVC accepts connections If specified, z/VM IUCV HVC accepts connections
from listed z/VM user IDs only. from listed z/VM user IDs only.
keep_bootcon [KNL] keep_bootcon [KNL]
Do not unregister boot console at start. This is only Do not unregister boot console at start. This is only
...@@ -1353,11 +1353,11 @@ ...@@ -1353,11 +1353,11 @@
between unregistering the boot console and initializing between unregistering the boot console and initializing
the real console. the real console.
i2c_bus= [HW] Override the default board specific I2C bus speed i2c_bus= [HW] Override the default board specific I2C bus speed
or register an additional I2C bus that is not or register an additional I2C bus that is not
registered from board initialization code. registered from board initialization code.
Format: Format:
<bus_id>,<clkrate> <bus_id>,<clkrate>
i8042.debug [HW] Toggle i8042 debug mode i8042.debug [HW] Toggle i8042 debug mode
i8042.unmask_kbd_data i8042.unmask_kbd_data
...@@ -1386,7 +1386,7 @@ ...@@ -1386,7 +1386,7 @@
Default: only on s2r transitions on x86; most other Default: only on s2r transitions on x86; most other
architectures force reset to be always executed architectures force reset to be always executed
i8042.unlock [HW] Unlock (ignore) the keylock i8042.unlock [HW] Unlock (ignore) the keylock
i8042.kbdreset [HW] Reset device connected to KBD port i8042.kbdreset [HW] Reset device connected to KBD port
i810= [HW,DRM] i810= [HW,DRM]
...@@ -1548,13 +1548,13 @@ ...@@ -1548,13 +1548,13 @@
programs exec'd, files mmap'd for exec, and all files programs exec'd, files mmap'd for exec, and all files
opened for read by uid=0. opened for read by uid=0.
ima_template= [IMA] ima_template= [IMA]
Select one of defined IMA measurements template formats. Select one of defined IMA measurements template formats.
Formats: { "ima" | "ima-ng" | "ima-sig" } Formats: { "ima" | "ima-ng" | "ima-sig" }
Default: "ima-ng" Default: "ima-ng"
ima_template_fmt= ima_template_fmt=
[IMA] Define a custom template format. [IMA] Define a custom template format.
Format: { "field1|...|fieldN" } Format: { "field1|...|fieldN" }
ima.ahash_minsize= [IMA] Minimum file size for asynchronous hash usage ima.ahash_minsize= [IMA] Minimum file size for asynchronous hash usage
...@@ -1597,7 +1597,7 @@ ...@@ -1597,7 +1597,7 @@
inport.irq= [HW] Inport (ATI XL and Microsoft) busmouse driver inport.irq= [HW] Inport (ATI XL and Microsoft) busmouse driver
Format: <irq> Format: <irq>
int_pln_enable [x86] Enable power limit notification interrupt int_pln_enable [x86] Enable power limit notification interrupt
integrity_audit=[IMA] integrity_audit=[IMA]
Format: { "0" | "1" } Format: { "0" | "1" }
...@@ -1650,39 +1650,39 @@ ...@@ -1650,39 +1650,39 @@
0 disables intel_idle and fall back on acpi_idle. 0 disables intel_idle and fall back on acpi_idle.
1 to 9 specify maximum depth of C-state. 1 to 9 specify maximum depth of C-state.
intel_pstate= [X86] intel_pstate= [X86]
disable disable
Do not enable intel_pstate as the default Do not enable intel_pstate as the default
scaling driver for the supported processors scaling driver for the supported processors
passive passive
Use intel_pstate as a scaling driver, but configure it Use intel_pstate as a scaling driver, but configure it
to work with generic cpufreq governors (instead of to work with generic cpufreq governors (instead of
enabling its internal governor). This mode cannot be enabling its internal governor). This mode cannot be
used along with the hardware-managed P-states (HWP) used along with the hardware-managed P-states (HWP)
feature. feature.
force force
Enable intel_pstate on systems that prohibit it by default Enable intel_pstate on systems that prohibit it by default
in favor of acpi-cpufreq. Forcing the intel_pstate driver in favor of acpi-cpufreq. Forcing the intel_pstate driver
instead of acpi-cpufreq may disable platform features, such instead of acpi-cpufreq may disable platform features, such
as thermal controls and power capping, that rely on ACPI as thermal controls and power capping, that rely on ACPI
P-States information being indicated to OSPM and therefore P-States information being indicated to OSPM and therefore
should be used with caution. This option does not work with should be used with caution. This option does not work with
processors that aren't supported by the intel_pstate driver processors that aren't supported by the intel_pstate driver
or on platforms that use pcc-cpufreq instead of acpi-cpufreq. or on platforms that use pcc-cpufreq instead of acpi-cpufreq.
no_hwp no_hwp
Do not enable hardware P state control (HWP) Do not enable hardware P state control (HWP)
if available. if available.
hwp_only hwp_only
Only load intel_pstate on systems which support Only load intel_pstate on systems which support
hardware P state control (HWP) if available. hardware P state control (HWP) if available.
support_acpi_ppc support_acpi_ppc
Enforce ACPI _PPC performance limits. If the Fixed ACPI Enforce ACPI _PPC performance limits. If the Fixed ACPI
Description Table, specifies preferred power management Description Table, specifies preferred power management
profile as "Enterprise Server" or "Performance Server", profile as "Enterprise Server" or "Performance Server",
then this feature is turned on by default. then this feature is turned on by default.
per_cpu_perf_limits per_cpu_perf_limits
Allow per-logical-CPU P-State performance control limits using Allow per-logical-CPU P-State performance control limits using
cpufreq sysfs interface cpufreq sysfs interface
intremap= [X86-64, Intel-IOMMU] intremap= [X86-64, Intel-IOMMU]
on enable Interrupt Remapping (default) on enable Interrupt Remapping (default)
...@@ -2027,7 +2027,7 @@ ...@@ -2027,7 +2027,7 @@
* [no]ncqtrim: Turn off queued DSM TRIM. * [no]ncqtrim: Turn off queued DSM TRIM.
* nohrst, nosrst, norst: suppress hard, soft * nohrst, nosrst, norst: suppress hard, soft
and both resets. and both resets.
* rstonce: only attempt one reset during * rstonce: only attempt one reset during
hot-unplug link recovery hot-unplug link recovery
...@@ -2215,7 +2215,7 @@ ...@@ -2215,7 +2215,7 @@
[KNL,SH] Allow user to override the default size for [KNL,SH] Allow user to override the default size for
per-device physically contiguous DMA buffers. per-device physically contiguous DMA buffers.
memhp_default_state=online/offline memhp_default_state=online/offline
[KNL] Set the initial state for the memory hotplug [KNL] Set the initial state for the memory hotplug
onlining policy. If not specified, the default value is onlining policy. If not specified, the default value is
set according to the set according to the
...@@ -2762,7 +2762,7 @@ ...@@ -2762,7 +2762,7 @@
[X86,PV_OPS] Disable paravirtualized VMware scheduler [X86,PV_OPS] Disable paravirtualized VMware scheduler
clock and use the default one. clock and use the default one.
no-steal-acc [X86,KVM] Disable paravirtualized steal time accounting. no-steal-acc [X86,KVM] Disable paravirtualized steal time accounting.
steal time is computed, but won't influence scheduler steal time is computed, but won't influence scheduler
behaviour behaviour
...@@ -2823,7 +2823,7 @@ ...@@ -2823,7 +2823,7 @@
notsc [BUGS=X86-32] Disable Time Stamp Counter notsc [BUGS=X86-32] Disable Time Stamp Counter
nowatchdog [KNL] Disable both lockup detectors, i.e. nowatchdog [KNL] Disable both lockup detectors, i.e.
soft-lockup and NMI watchdog (hard-lockup). soft-lockup and NMI watchdog (hard-lockup).
nowb [ARM] nowb [ARM]
...@@ -2843,7 +2843,7 @@ ...@@ -2843,7 +2843,7 @@
If the dependencies are under your control, you can If the dependencies are under your control, you can
turn on cpu0_hotplug. turn on cpu0_hotplug.
nps_mtm_hs_ctr= [KNL,ARC] nps_mtm_hs_ctr= [KNL,ARC]
This parameter sets the maximum duration, in This parameter sets the maximum duration, in
cycles, each HW thread of the CTOP can run cycles, each HW thread of the CTOP can run
without interruptions, before HW switches it. without interruptions, before HW switches it.
...@@ -2984,7 +2984,7 @@ ...@@ -2984,7 +2984,7 @@
pci=option[,option...] [PCI] various PCI subsystem options: pci=option[,option...] [PCI] various PCI subsystem options:
earlydump [X86] dump PCI config space before the kernel earlydump [X86] dump PCI config space before the kernel
changes anything changes anything
off [X86] don't probe for the PCI bus off [X86] don't probe for the PCI bus
bios [X86-32] force use of PCI BIOS, don't access bios [X86-32] force use of PCI BIOS, don't access
the hardware directly. Use this if your machine the hardware directly. Use this if your machine
...@@ -3072,7 +3072,7 @@ ...@@ -3072,7 +3072,7 @@
is enabled by default. If you need to use this, is enabled by default. If you need to use this,
please report a bug. please report a bug.
nocrs [X86] Ignore PCI host bridge windows from ACPI. nocrs [X86] Ignore PCI host bridge windows from ACPI.
If you need to use this, please report a bug. If you need to use this, please report a bug.
routeirq Do IRQ routing for all PCI devices. routeirq Do IRQ routing for all PCI devices.
This is normally done in pci_enable_device(), This is normally done in pci_enable_device(),
so this option is a temporary workaround so this option is a temporary workaround
...@@ -4391,7 +4391,7 @@ ...@@ -4391,7 +4391,7 @@
usbcore.initial_descriptor_timeout= usbcore.initial_descriptor_timeout=
[USB] Specifies timeout for the initial 64-byte [USB] Specifies timeout for the initial 64-byte
USB_REQ_GET_DESCRIPTOR request in milliseconds USB_REQ_GET_DESCRIPTOR request in milliseconds
(default 5000 = 5.0 seconds). (default 5000 = 5.0 seconds).
usbcore.nousb [USB] Disable the USB subsystem usbcore.nousb [USB] Disable the USB subsystem
......
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