commit_time:number
Commit time in milliseconds. When this time passes, the journal is
- written. The journal is also written immediatelly if the FLUSH
+ written. The journal is also written immediately if the FLUSH
request is received.
internal_hash:algorithm(:key) (the key is optional)
"salsa20" or "ctr(aes)").
The journal contains history of last writes to the block device,
- an attacker reading the journal could see the last sector nubmers
+ an attacker reading the journal could see the last sector numbers
that were written. From the sector numbers, the attacker can infer
the size of files that were written. To protect against this
situation, you can encrypt the journal.
specific devices are requested via rebuild. Fix RAID leg
rebuild errors.
1.15.0 Fix size extensions not being synchronized in case of new MD bitmap
- pages allocated; also fix those not occuring after previous reductions
+ pages allocated; also fix those not occurring after previous reductions
1.15.1 Fix argument count and arguments for rebuild/write_mostly/journal_(dev|mode)
on the status line.
and memory usage as well as storage capacity loss). For a 10TB
host-managed disk with 256 MB zones, dm-zoned memory usage per disk
instance is at most 4.5 MB and as little as 5 zones will be used
-internally for storing metadata and performaing reclaim operations.
+internally for storing metadata and performing reclaim operations.
dm-zoned target devices are formatted and checked using the dmzadm
utility available at:
accessed blocks are invalid, the read buffer is zeroed and the read
operation terminated.
-After some time, the limited number of convnetional zones available may
+After some time, the limited number of conventional zones available may
be exhausted (all used to map chunks or buffer sequential zones) and
unaligned writes to unbuffered chunks become impossible. To avoid this
situation, a reclaim process regularly scans used conventional zones and
dmzadm --format /dev/sdxx /dev/sdyy
-Fomatted device(s) can be started with the dmzadm utility, too.:
+Formatted device(s) can be started with the dmzadm utility, too.:
Ex::
<#opt_params>
Number of optional parameters. If there are no optional parameters,
- the optional paramaters section can be skipped or #opt_params can be zero.
+ the optional parameters section can be skipped or #opt_params can be zero.
Otherwise #opt_params is the number of following arguments.
Example of optional parameters section:
autocommit_blocks n (default: 64 for pmem, 65536 for ssd)
when the application writes this amount of blocks without
issuing the FLUSH request, the blocks are automatically
- commited
+ committed
autocommit_time ms (default: 1000)
autocommit time in milliseconds. The data is automatically
- commited if this time passes and no FLUSH request is
+ committed if this time passes and no FLUSH request is
received
fua (by default on)
applicable only to persistent memory - use the FUA flag
The victim of a malicious actor does not need to make use of TSX. Only the
attacker needs to begin a TSX transaction and raise an asynchronous abort
-which in turn potenitally leaks data stored in the buffers.
+which in turn potentially leaks data stored in the buffers.
More detailed technical information is available in the TAA specific x86
architecture section: :ref:`Documentation/x86/tsx_async_abort.rst <tsx_async_abort>`.
layout
The ``layout`` for the array for the particular level. This is
- simply a number that is interpretted differently by different
+ simply a number that is interpreted differently by different
levels. It can be written while assembling an array.
array_size
only bt878-based cards can have a subsystem ID (which does not mean
that every card really has one). bt848 cards can't have a Subsystem
ID and therefore can't be autodetected. There is a list with the ID's
-at :doc:`bttv-cardlist` (in case you are intrested or want to mail
+at :doc:`bttv-cardlist` (in case you are interested or want to mail
patches with updates).
http://vger.kernel.org/vger-lists.html#linux-media for details.
There are also some other old lists hosted at:
-https://linuxtv.org/lists.php. If you're insterested on that for historic
+https://linuxtv.org/lists.php. If you're interested on that for historic
reasons, please check the archive at https://linuxtv.org/pipermail/linux-dvb/.
The media subsystem Wiki is hosted at https://linuxtv.org/wiki/.
cx24117 Conexant CX24117 based
cx24120 Conexant CX24120 based
cx24123 Conexant CX24123 based
-ds3000 Montage Tehnology DS3000 based
+ds3000 Montage Technology DS3000 based
mb86a16 Fujitsu MB86A16 based
mt312 Zarlink VP310/MT312/ZL10313 based
s5h1420 Samsung S5H1420 based
tda8083 Philips TDA8083 based
tda8261 Philips TDA8261 based
tda826x Philips TDA826X silicon tuner
-ts2020 Montage Tehnology TS2020 based tuners
+ts2020 Montage Technology TS2020 based tuners
tua6100 Infineon TUA6100 PLL
cx24113 Conexant CX24113/CX24128 tuner for DVB-S/DSS
itd1000 Integrant ITD1000 Zero IF tuner for DVB-S/DSS
pac7302 093a:2626 Labtec 2200
pac7302 093a:2627 Genius FaceCam 300
pac7302 093a:2628 Genius iLook 300
-pac7302 093a:2629 Genious iSlim 300
+pac7302 093a:2629 Genius iSlim 300
pac7302 093a:262a Webcam 300k
pac7302 093a:262c Philips SPC 230 NC
jl2005bcd 0979:0227 Various brands, 19 known cameras supported
Let us take the example of ov5670 sensor connected to CSI2 port 0, for a
2592x1944 image capture.
-Using the media contorller APIs, the ov5670 sensor is configured to send
+Using the media controller APIs, the ov5670 sensor is configured to send
frames in packed raw Bayer format to IPU3 CSI2 receiver.
.. code-block:: none
**Geometric Distortion Correction**
-Geometric Distortion Correction is used to performe correction of distortions
-and image filtering. It needs some extra filter and envelop padding pixels to
+Geometric Distortion Correction is used to perform correction of distortions
+and image filtering. It needs some extra filter and envelope padding pixels to
work, so the input resolution of GDC should be larger than the output
resolution.
Xorg recognizes several IR keycodes that have its numerical value lower
than 247. With the advent of Wayland, the input driver got updated too,
-and should now accept all keycodes. Yet, you may want to just reasign
+and should now accept all keycodes. Yet, you may want to just reassign
the keycodes to something that your favorite media application likes.
This can be done by setting
=================
Linux memory management subsystem is responsible, as the name implies,
-for managing the memory in the system. This includes implemnetation of
+for managing the memory in the system. This includes implementation of
virtual memory and demand paging, memory allocation both for kernel
-internal structures and user space programms, mapping of files into
+internal structures and user space programs, mapping of files into
processes address space and many other cool things.
Linux memory management is a complex system with many configurable
/sys/devices/system/node/nodeY/access0/initiators/
These attributes apply only when accessed from nodes that have the
-are linked under the this access's inititiators.
+are linked under the this access's initiators.
The performance characteristics the kernel provides for the local initiators
are exported are as follows::
you must provide some kind of page in your thread after reading from
the uffd. You must provide either ``UFFDIO_COPY`` or ``UFFDIO_ZEROPAGE``.
The normal behavior of the OS automatically providing a zero page on
- an annonymous mmaping is not in place.
+ an anonymous mmaping is not in place.
- None of the page-delivering ioctls default to the range that you
registered with. You must fill in all fields for the appropriate
certificate and a private key.
If the PEM file containing the private key is encrypted, or if the
- PKCS#11 token requries a PIN, this can be provided at build time by
+ PKCS#11 token requires a PIN, this can be provided at build time by
means of the ``KBUILD_SIGN_PIN`` variable.
There are no performance counters inside the DRAM controller, so performance
signals are brought out to the edge of the controller where a set of 4 x 32 bit
-counters is implemented. This is controlled by the CSV modes programed in counter
+counters is implemented. This is controlled by the CSV modes programmed in counter
control register which causes a large number of PERF signals to be generated.
Selection of the value for each counter is done via the config registers. There
Summary of platform capability
------------------------------
-To check the current platform and driver capaibilities, execute::
+To check the current platform and driver capabilities, execute::
#intel-speed-select --info
Intel(R) SST-BF:
- Discover Intel(R) SST-BF and note low and high priority base frequency
-- Note the high prioity CPU list
+- Note the high priority CPU list
- Enable CLOS using core-power feature set
- Configure CLOS parameters. Use CLOS.min to set to minimum performance
- Subscribe desired CPUs to CLOS groups
``intel_pstate`` can operate in two different modes, active or passive. In the
active mode, it uses its own internal performance scaling governor algorithm or
-allows the hardware to do preformance scaling by itself, while in the passive
+allows the hardware to do performance scaling by itself, while in the passive
mode it responds to requests made by a generic ``CPUFreq`` governor implementing
a certain performance scaling algorithm. Which of them will be in effect
depends on what kernel command line options are used and on the capabilities of
``no_turbo``
If set (equal to 1), the driver is not allowed to set any turbo P-states
- (see `Turbo P-states Support`_). If unset (equalt to 0, which is the
+ (see `Turbo P-states Support`_). If unset (equal to 0, which is the
default), turbo P-states can be set by the driver.
[Note that ``intel_pstate`` does not support the general ``boost``
attribute (supported by some other scaling drivers) which is replaced
by this one.]
- This attrubute does not affect the maximum supported frequency value
+ This attribute does not affect the maximum supported frequency value
supplied to the ``CPUFreq`` core and exposed via the policy interface,
but it affects the maximum possible value of per-policy P-state limits
(see `Interpretation of Policy Attributes`_ below for details).
* ``mem_address`` for the start
* ``mem_size`` for the size. The memory size will be rounded down to a
power of two.
- * ``mem_type`` to specifiy if the memory type (default is pgprot_writecombine).
+ * ``mem_type`` to specify if the memory type (default is pgprot_writecombine).
Typically the default value of ``mem_type=0`` should be used as that sets the pstore
mapping to pgprot_writecombine. Setting ``mem_type=1`` attempts to use
Determines whether the kernels maps a vDSO page into 32-bit processes;
can be set to 1 to enable, or 0 to disable. Defaults to enabled if
-``CONFIG_COMPAT_VDSO`` is set, disabled otherwide.
+``CONFIG_COMPAT_VDSO`` is set, disabled otherwise.
This controls the same setting as the ``vdso32`` kernel boot
parameter.
perf_event_mlock_kb
===================
-Control size of per-cpu ring buffer not counted agains mlock limit.
+Control size of per-cpu ring buffer not counted against mlock limit.
The default value is 512 + 1 page
acceptable trade for large contiguous free memory. Set to 0 to prevent
compaction from moving pages that are unevictable. Default value is 1.
On CONFIG_PREEMPT_RT the default value is 0 in order to avoid a page fault, due
-to compaction, which would block the task from becomming active until the fault
+to compaction, which would block the task from becoming active until the fault
is resolved.
projects / users / hch / uuid.git / commitdiff