Commit d9195881 authored by Matt LaPlante's avatar Matt LaPlante Committed by Linus Torvalds
Browse files

Documentation cleanup: trivial misspelling, punctuation, and grammar corrections.


Cc: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 19fd6231
......@@ -48,7 +48,7 @@ IOVA generation is pretty generic. We used the same technique as vmalloc()
but these are not global address spaces, but separate for each domain.
Different DMA engines may support different number of domains.
We also allocate gaurd pages with each mapping, so we can attempt to catch
We also allocate guard pages with each mapping, so we can attempt to catch
any overflow that might happen.
......@@ -112,4 +112,4 @@ TBD
- For compatibility testing, could use unity map domain for all devices, just
provide a 1-1 for all useful memory under a single domain for all devices.
- API for paravirt ops for abstracting functionlity for VMM folks.
- API for paravirt ops for abstracting functionality for VMM folks.
......@@ -6,7 +6,7 @@ This document contains an explanation of the struct taskstats fields.
There are three different groups of fields in the struct taskstats:
1) Common and basic accounting fields
If CONFIG_TASKSTATS is set, the taskstats inteface is enabled and
If CONFIG_TASKSTATS is set, the taskstats interface is enabled and
the common fields and basic accounting fields are collected for
delivery at do_exit() of a task.
2) Delay accounting fields
......
......@@ -122,7 +122,7 @@ around '10000' or more.
show_sampling_rate_(min|max): the minimum and maximum sampling rates
available that you may set 'sampling_rate' to.
up_threshold: defines what the average CPU usaged between the samplings
up_threshold: defines what the average CPU usage between the samplings
of 'sampling_rate' needs to be for the kernel to make a decision on
whether it should increase the frequency. For example when it is set
to its default value of '80' it means that between the checking
......
......@@ -327,7 +327,7 @@ Sdram memory scrubbing rate:
'sdram_scrub_rate'
Read/Write attribute file that controls memory scrubbing. The scrubbing
rate is set by writing a minimum bandwith in bytes/sec to the attribute
rate is set by writing a minimum bandwidth in bytes/sec to the attribute
file. The rate will be translated to an internal value that gives at
least the specified rate.
......
......@@ -931,7 +931,7 @@ group_prealloc max_to_scan mb_groups mb_history min_to_scan order2_req
stats stream_req
mb_groups:
This file gives the details of mutiblock allocator buddy cache of free blocks
This file gives the details of multiblock allocator buddy cache of free blocks
mb_history:
Multiblock allocation history.
......@@ -1474,7 +1474,7 @@ used because pages_free(1355) is smaller than watermark + protection[2]
normal page requirement. If requirement is DMA zone(index=0), protection[0]
(=0) is used.
zone[i]'s protection[j] is calculated by following exprssion.
zone[i]'s protection[j] is calculated by following expression.
(i < j):
zone[i]->protection[j]
......
......@@ -143,7 +143,7 @@ struct file_system_type {
The get_sb() method has the following arguments:
struct file_system_type *fs_type: decribes the filesystem, partly initialized
struct file_system_type *fs_type: describes the filesystem, partly initialized
by the specific filesystem code
int flags: mount flags
......@@ -895,9 +895,9 @@ struct dentry_operations {
iput() yourself
d_dname: called when the pathname of a dentry should be generated.
Usefull for some pseudo filesystems (sockfs, pipefs, ...) to delay
Useful for some pseudo filesystems (sockfs, pipefs, ...) to delay
pathname generation. (Instead of doing it when dentry is created,
its done only when the path is needed.). Real filesystems probably
it's done only when the path is needed.). Real filesystems probably
dont want to use it, because their dentries are present in global
dcache hash, so their hash should be an invariant. As no lock is
held, d_dname() should not try to modify the dentry itself, unless
......
......@@ -50,9 +50,9 @@ Note: For step 2, please make sure that host page size == TARGET_PAGE_SIZE of qe
/usr/local/bin/qemu-system-ia64 -smp xx -m 512 -hda $your_image
(xx is the number of virtual processors for the guest, now the maximum value is 4)
5. Known possibile issue on some platforms with old Firmware.
5. Known possible issue on some platforms with old Firmware.
If meet strange host crashe issues, try to solve it through either of the following ways:
In the event of strange host crash issues, try to solve it through either of the following ways:
(1): Upgrade your Firmware to the latest one.
......@@ -65,8 +65,8 @@ index 0b53344..f02b0f7 100644
mov ar.pfs = loc1
mov rp = loc0
;;
- srlz.d // seralize restoration of psr.l
+ srlz.i // seralize restoration of psr.l
- srlz.d // serialize restoration of psr.l
+ srlz.i // serialize restoration of psr.l
+ ;;
br.ret.sptk.many b0
END(ia64_pal_call_static)
......
......@@ -31,7 +31,7 @@ The driver works with ALSA drivers simultaneously. For example, the xracer
uses joystick as input device and PCM device as sound output in one time.
There are no sound or input collisions detected. The source code have
comments about them; but I've found the joystick can be initialized
separately of ALSA modules. So, you canm use only one joystick driver
separately of ALSA modules. So, you can use only one joystick driver
without ALSA drivers. The ALSA drivers are not needed to compile or
run this driver.
......
To decode a hex IOCTL code:
Most architecures use this generic format, but check
Most architectures use this generic format, but check
include/ARCH/ioctl.h for specifics, e.g. powerpc
uses 3 bits to encode read/write and 13 bits for size.
......@@ -18,7 +18,7 @@ uses 3 bits to encode read/write and 13 bits for size.
7-0 function #
So for example 0x82187201 is a read with arg length of 0x218,
So for example 0x82187201 is a read with arg length of 0x218,
character 'r' function 1. Grepping the source reveals this is:
#define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2])
......@@ -143,7 +143,7 @@ disk and partition statistics are consistent again. Since we still don't
keep record of the partition-relative address, an operation is attributed to
the partition which contains the first sector of the request after the
eventual merges. As requests can be merged across partition, this could lead
to some (probably insignificant) innacuracy.
to some (probably insignificant) inaccuracy.
Additional notes
----------------
......
......@@ -864,7 +864,7 @@ payload contents" for more information.
request_key_with_auxdata() respectively.
These two functions return with the key potentially still under
construction. To wait for contruction completion, the following should be
construction. To wait for construction completion, the following should be
called:
int wait_for_key_construction(struct key *key, bool intr);
......
......@@ -59,7 +59,7 @@ Hardware accelerated blink of LEDs
Some LEDs can be programmed to blink without any CPU interaction. To
support this feature, a LED driver can optionally implement the
blink_set() function (see <linux/leds.h>). If implemeted, triggers can
blink_set() function (see <linux/leds.h>). If implemented, triggers can
attempt to use it before falling back to software timers. The blink_set()
function should return 0 if the blink setting is supported, or -EINVAL
otherwise, which means that LED blinking will be handled by software.
......
......@@ -36,7 +36,7 @@ It can be done by slightly modifying the standard atomic operations : only
their UP variant must be kept. It typically means removing LOCK prefix (on
i386 and x86_64) and any SMP sychronization barrier. If the architecture does
not have a different behavior between SMP and UP, including asm-generic/local.h
in your archtecture's local.h is sufficient.
in your architecture's local.h is sufficient.
The local_t type is defined as an opaque signed long by embedding an
atomic_long_t inside a structure. This is made so a cast from this type to a
......
......@@ -631,7 +631,7 @@ xmit_hash_policy
in environments where a layer3 gateway device is
required to reach most destinations.
This algorithm is 802.3ad complient.
This algorithm is 802.3ad compliant.
layer3+4
......
......@@ -186,7 +186,7 @@ solution for a couple of reasons:
The Linux network devices (by default) just can handle the
transmission and reception of media dependent frames. Due to the
arbritration on the CAN bus the transmission of a low prio CAN-ID
arbitration on the CAN bus the transmission of a low prio CAN-ID
may be delayed by the reception of a high prio CAN frame. To
reflect the correct* traffic on the node the loopback of the sent
data has to be performed right after a successful transmission. If
......@@ -481,7 +481,7 @@ solution for a couple of reasons:
- stats_timer: To calculate the Socket CAN core statistics
(e.g. current/maximum frames per second) this 1 second timer is
invoked at can.ko module start time by default. This timer can be
disabled by using stattimer=0 on the module comandline.
disabled by using stattimer=0 on the module commandline.
- debug: (removed since SocketCAN SVN r546)
......
......@@ -326,7 +326,7 @@ just one call to mmap is needed:
mmap(0, size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
If tp_frame_size is a divisor of tp_block_size frames will be
contiguosly spaced by tp_frame_size bytes. If not, each
contiguously spaced by tp_frame_size bytes. If not, each
tp_block_size/tp_frame_size frames there will be a gap between
the frames. This is because a frame cannot be spawn across two
blocks.
......
......@@ -4,26 +4,27 @@ The "enviromental" rules for authors of any new tc actions are:
1) If you stealeth or borroweth any packet thou shalt be branching
from the righteous path and thou shalt cloneth.
For example if your action queues a packet to be processed later
or intentionaly branches by redirecting a packet then you need to
For example if your action queues a packet to be processed later,
or intentionally branches by redirecting a packet, then you need to
clone the packet.
There are certain fields in the skb tc_verd that need to be reset so we
avoid loops etc. A few are generic enough so much so that skb_act_clone()
resets them for you. So invoke skb_act_clone() rather than skb_clone()
avoid loops, etc. A few are generic enough that skb_act_clone()
resets them for you, so invoke skb_act_clone() rather than skb_clone().
2) If you munge any packet thou shalt call pskb_expand_head in the case
someone else is referencing the skb. After that you "own" the skb.
You must also tell us if it is ok to munge the packet (TC_OK2MUNGE),
this way any action downstream can stomp on the packet.
3) dropping packets you dont own is a nono. You simply return
3) Dropping packets you don't own is a no-no. You simply return
TC_ACT_SHOT to the caller and they will drop it.
The "enviromental" rules for callers of actions (qdiscs etc) are:
*) thou art responsible for freeing anything returned as being
*) Thou art responsible for freeing anything returned as being
TC_ACT_SHOT/STOLEN/QUEUED. If none of TC_ACT_SHOT/STOLEN/QUEUED is
returned then all is great and you dont need to do anything.
returned, then all is great and you don't need to do anything.
Post on netdev if something is unclear.
......@@ -708,7 +708,7 @@ device or bus to be described by the device tree.
In general, the format of an address for a device is defined by the
parent bus type, based on the #address-cells and #size-cells
properties. Note that the parent's parent definitions of #address-cells
and #size-cells are not inhereted so every node with children must specify
and #size-cells are not inherited so every node with children must specify
them. The kernel requires the root node to have those properties defining
addresses format for devices directly mapped on the processor bus.
......@@ -1777,7 +1777,7 @@ platforms are moved over to use the flattened-device-tree model.
Xilinx uartlite devices are simple fixed speed serial ports.
Requred properties:
Required properties:
- current-speed : Baud rate of uartlite
v) Xilinx hwicap
......@@ -1799,7 +1799,7 @@ platforms are moved over to use the flattened-device-tree model.
Xilinx UART 16550 devices are very similar to the NS16550 but with
different register spacing and an offset from the base address.
Requred properties:
Required properties:
- clock-frequency : Frequency of the clock input
- reg-offset : A value of 3 is required
- reg-shift : A value of 2 is required
......@@ -1953,7 +1953,7 @@ prefixed with the string "marvell,", for Marvell Technology Group Ltd.
1) The /system-controller node
This node is used to represent the system-controller and must be
present when the system uses a system contller chip. The top-level
present when the system uses a system controller chip. The top-level
system-controller node contains information that is global to all
devices within the system controller chip. The node name begins
with "system-controller" followed by the unit address, which is
......
......@@ -217,7 +217,7 @@ Although it is not recommended, you can specify '0' in the soc.model
field to skip matching SOCs altogether.
The 'model' field is a 16-bit number that matches the actual SOC. The
'major' and 'minor' fields are the major and minor revision numbrs,
'major' and 'minor' fields are the major and minor revision numbers,
respectively, of the SOC.
For example, to match the 8323, revision 1.0:
......
......@@ -25,7 +25,7 @@ device 4711 via subchannel 1 in subchannel set 0, and subchannel 2 is a non-I/O
subchannel. Device 1234 is accessed via subchannel 0 in subchannel set 1.
The subchannel named 'defunct' does not represent any real subchannel on the
system; it is a pseudo subchannel where disconnnected ccw devices are moved to
system; it is a pseudo subchannel where disconnected ccw devices are moved to
if they are displaced by another ccw device becoming operational on their
former subchannel. The ccw devices will be moved again to a proper subchannel
if they become operational again on that subchannel.
......
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