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Merge remote-tracking branch 'openrisc/or1k-5.11-fixes' into or1k-5.1…
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…2-updates

Pickup fixes that went upstream already in order to resolve conflicts in
litex_soc_ctrl.c between 5.11 fixes that went upstream and the
or1k-5.12-updates linux-next queue.

Signed-off-by: Stafford Horne <[email protected]>
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stffrdhrn committed Jan 25, 2021
2 parents 3706f9f + 031c7a8 commit 2261352
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Expand Up @@ -473,7 +473,7 @@ read-side critical sections that follow the idle period (the oval near
the bottom of the diagram above).

Plumbing this into the full grace-period execution is described
`below <#Forcing%20Quiescent%20States>`__.
`below <Forcing Quiescent States_>`__.

CPU-Hotplug Interface
^^^^^^^^^^^^^^^^^^^^^
Expand All @@ -494,7 +494,7 @@ mask to detect CPUs having gone offline since the beginning of this
grace period.

Plumbing this into the full grace-period execution is described
`below <#Forcing%20Quiescent%20States>`__.
`below <Forcing Quiescent States_>`__.

Forcing Quiescent States
^^^^^^^^^^^^^^^^^^^^^^^^
Expand Down Expand Up @@ -532,7 +532,7 @@ from other CPUs.
| RCU. But this diagram is complex enough as it is, so simplicity |
| overrode accuracy. You can think of it as poetic license, or you can |
| think of it as misdirection that is resolved in the |
| `stitched-together diagram <#Putting%20It%20All%20Together>`__. |
| `stitched-together diagram <Putting It All Together_>`__. |
+-----------------------------------------------------------------------+

Grace-Period Cleanup
Expand Down Expand Up @@ -596,7 +596,7 @@ maintain ordering. For example, if the callback function wakes up a task
that runs on some other CPU, proper ordering must in place in both the
callback function and the task being awakened. To see why this is
important, consider the top half of the `grace-period
cleanup <#Grace-Period%20Cleanup>`__ diagram. The callback might be
cleanup`_ diagram. The callback might be
running on a CPU corresponding to the leftmost leaf ``rcu_node``
structure, and awaken a task that is to run on a CPU corresponding to
the rightmost leaf ``rcu_node`` structure, and the grace-period kernel
Expand Down
20 changes: 10 additions & 10 deletions Documentation/RCU/Design/Requirements/Requirements.rst
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Expand Up @@ -45,7 +45,7 @@ requirements:
#. `Other RCU Flavors`_
#. `Possible Future Changes`_

This is followed by a `summary <#Summary>`__, however, the answers to
This is followed by a summary_, however, the answers to
each quick quiz immediately follows the quiz. Select the big white space
with your mouse to see the answer.

Expand Down Expand Up @@ -1096,7 +1096,7 @@ memory barriers.
| case, voluntary context switch) within an RCU read-side critical |
| section. However, sleeping locks may be used within userspace RCU |
| read-side critical sections, and also within Linux-kernel sleepable |
| RCU `(SRCU) <#Sleepable%20RCU>`__ read-side critical sections. In |
| RCU `(SRCU) <Sleepable RCU_>`__ read-side critical sections. In |
| addition, the -rt patchset turns spinlocks into a sleeping locks so |
| that the corresponding critical sections can be preempted, which also |
| means that these sleeplockified spinlocks (but not other sleeping |
Expand Down Expand Up @@ -1186,7 +1186,7 @@ non-preemptible (``CONFIG_PREEMPT=n``) kernels, and thus `tiny
RCU <https://lkml.kernel.org/g/[email protected]>`__
was born. Josh Triplett has since taken over the small-memory banner
with his `Linux kernel tinification <https://tiny.wiki.kernel.org/>`__
project, which resulted in `SRCU <#Sleepable%20RCU>`__ becoming optional
project, which resulted in `SRCU <Sleepable RCU_>`__ becoming optional
for those kernels not needing it.

The remaining performance requirements are, for the most part,
Expand Down Expand Up @@ -1457,8 +1457,8 @@ will vary as the value of ``HZ`` varies, and can also be changed using
the relevant Kconfig options and kernel boot parameters. RCU currently
does not do much sanity checking of these parameters, so please use
caution when changing them. Note that these forward-progress measures
are provided only for RCU, not for `SRCU <#Sleepable%20RCU>`__ or `Tasks
RCU <#Tasks%20RCU>`__.
are provided only for RCU, not for `SRCU <Sleepable RCU_>`__ or `Tasks
RCU`_.

RCU takes the following steps in ``call_rcu()`` to encourage timely
invocation of callbacks when any given non-\ ``rcu_nocbs`` CPU has
Expand All @@ -1477,8 +1477,8 @@ encouragement was provided:

Again, these are default values when running at ``HZ=1000``, and can be
overridden. Again, these forward-progress measures are provided only for
RCU, not for `SRCU <#Sleepable%20RCU>`__ or `Tasks
RCU <#Tasks%20RCU>`__. Even for RCU, callback-invocation forward
RCU, not for `SRCU <Sleepable RCU_>`__ or `Tasks
RCU`_. Even for RCU, callback-invocation forward
progress for ``rcu_nocbs`` CPUs is much less well-developed, in part
because workloads benefiting from ``rcu_nocbs`` CPUs tend to invoke
``call_rcu()`` relatively infrequently. If workloads emerge that need
Expand Down Expand Up @@ -1920,7 +1920,7 @@ Hotplug CPU

The Linux kernel supports CPU hotplug, which means that CPUs can come
and go. It is of course illegal to use any RCU API member from an
offline CPU, with the exception of `SRCU <#Sleepable%20RCU>`__ read-side
offline CPU, with the exception of `SRCU <Sleepable RCU_>`__ read-side
critical sections. This requirement was present from day one in
DYNIX/ptx, but on the other hand, the Linux kernel's CPU-hotplug
implementation is “interesting.”
Expand Down Expand Up @@ -2177,7 +2177,7 @@ handles these states differently:
However, RCU must be reliably informed as to whether any given CPU is
currently in the idle loop, and, for ``NO_HZ_FULL``, also whether that
CPU is executing in usermode, as discussed
`earlier <#Energy%20Efficiency>`__. It also requires that the
`earlier <Energy Efficiency_>`__. It also requires that the
scheduling-clock interrupt be enabled when RCU needs it to be:

#. If a CPU is either idle or executing in usermode, and RCU believes it
Expand Down Expand Up @@ -2294,7 +2294,7 @@ Performance, Scalability, Response Time, and Reliability
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Expanding on the `earlier
discussion <#Performance%20and%20Scalability>`__, RCU is used heavily by
discussion <Performance and Scalability_>`__, RCU is used heavily by
hot code paths in performance-critical portions of the Linux kernel's
networking, security, virtualization, and scheduling code paths. RCU
must therefore use efficient implementations, especially in its
Expand Down
4 changes: 2 additions & 2 deletions Documentation/admin-guide/binfmt-misc.rst
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Expand Up @@ -23,7 +23,7 @@ Here is what the fields mean:

- ``name``
is an identifier string. A new /proc file will be created with this
``name below /proc/sys/fs/binfmt_misc``; cannot contain slashes ``/`` for
name below ``/proc/sys/fs/binfmt_misc``; cannot contain slashes ``/`` for
obvious reasons.
- ``type``
is the type of recognition. Give ``M`` for magic and ``E`` for extension.
Expand Down Expand Up @@ -83,7 +83,7 @@ Here is what the fields mean:
``F`` - fix binary
The usual behaviour of binfmt_misc is to spawn the
binary lazily when the misc format file is invoked. However,
this doesn``t work very well in the face of mount namespaces and
this doesn't work very well in the face of mount namespaces and
changeroots, so the ``F`` mode opens the binary as soon as the
emulation is installed and uses the opened image to spawn the
emulator, meaning it is always available once installed,
Expand Down
2 changes: 1 addition & 1 deletion Documentation/admin-guide/bootconfig.rst
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Expand Up @@ -154,7 +154,7 @@ get the boot configuration data.
Because of this "piggyback" method, there is no need to change or
update the boot loader and the kernel image itself as long as the boot
loader passes the correct initrd file size. If by any chance, the boot
loader passes a longer size, the kernel feils to find the bootconfig data.
loader passes a longer size, the kernel fails to find the bootconfig data.

To do this operation, Linux kernel provides "bootconfig" command under
tools/bootconfig, which allows admin to apply or delete the config file
Expand Down
4 changes: 2 additions & 2 deletions Documentation/admin-guide/kernel-parameters.rst
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Expand Up @@ -3,8 +3,8 @@
The kernel's command-line parameters
====================================

The following is a consolidated list of the kernel parameters as
implemented by the __setup(), core_param() and module_param() macros
The following is a consolidated list of the kernel parameters as implemented
by the __setup(), early_param(), core_param() and module_param() macros
and sorted into English Dictionary order (defined as ignoring all
punctuation and sorting digits before letters in a case insensitive
manner), and with descriptions where known.
Expand Down
12 changes: 6 additions & 6 deletions Documentation/admin-guide/kernel-parameters.txt
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Expand Up @@ -1385,7 +1385,7 @@

ftrace_filter=[function-list]
[FTRACE] Limit the functions traced by the function
tracer at boot up. function-list is a comma separated
tracer at boot up. function-list is a comma-separated
list of functions. This list can be changed at run
time by the set_ftrace_filter file in the debugfs
tracing directory.
Expand All @@ -1399,13 +1399,13 @@
ftrace_graph_filter=[function-list]
[FTRACE] Limit the top level callers functions traced
by the function graph tracer at boot up.
function-list is a comma separated list of functions
function-list is a comma-separated list of functions
that can be changed at run time by the
set_graph_function file in the debugfs tracing directory.

ftrace_graph_notrace=[function-list]
[FTRACE] Do not trace from the functions specified in
function-list. This list is a comma separated list of
function-list. This list is a comma-separated list of
functions that can be changed at run time by the
set_graph_notrace file in the debugfs tracing directory.

Expand Down Expand Up @@ -2421,7 +2421,7 @@
when set.
Format: <int>

libata.force= [LIBATA] Force configurations. The format is comma
libata.force= [LIBATA] Force configurations. The format is comma-
separated list of "[ID:]VAL" where ID is
PORT[.DEVICE]. PORT and DEVICE are decimal numbers
matching port, link or device. Basically, it matches
Expand Down Expand Up @@ -5145,7 +5145,7 @@

stacktrace_filter=[function-list]
[FTRACE] Limit the functions that the stack tracer
will trace at boot up. function-list is a comma separated
will trace at boot up. function-list is a comma-separated
list of functions. This list can be changed at run
time by the stack_trace_filter file in the debugfs
tracing directory. Note, this enables stack tracing
Expand Down Expand Up @@ -5348,7 +5348,7 @@
trace_event=[event-list]
[FTRACE] Set and start specified trace events in order
to facilitate early boot debugging. The event-list is a
comma separated list of trace events to enable. See
comma-separated list of trace events to enable. See
also Documentation/trace/events.rst

trace_options=[option-list]
Expand Down
2 changes: 1 addition & 1 deletion Documentation/admin-guide/mm/concepts.rst
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Expand Up @@ -184,7 +184,7 @@ pages either asynchronously or synchronously, depending on the state
of the system. When the system is not loaded, most of the memory is free
and allocation requests will be satisfied immediately from the free
pages supply. As the load increases, the amount of the free pages goes
down and when it reaches a certain threshold (high watermark), an
down and when it reaches a certain threshold (low watermark), an
allocation request will awaken the ``kswapd`` daemon. It will
asynchronously scan memory pages and either just free them if the data
they contain is available elsewhere, or evict to the backing storage
Expand Down
1 change: 0 additions & 1 deletion Documentation/core-api/index.rst
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Expand Up @@ -53,7 +53,6 @@ How Linux keeps everything from happening at the same time. See
.. toctree::
:maxdepth: 1

atomic_ops
refcount-vs-atomic
irq/index
local_ops
Expand Down
4 changes: 3 additions & 1 deletion Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
Original file line number Diff line number Diff line change
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2020 Texas Instruments Incorporated
# Author: Peter Ujfalusi <[email protected]>
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/ti/k3-bcdma.yaml#
Expand All @@ -7,7 +9,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
title: Texas Instruments K3 DMSS BCDMA Device Tree Bindings

maintainers:
- Peter Ujfalusi <peter.ujfalusi@ti.com>
- Peter Ujfalusi <peter.ujfalusi@gmail.com>

description: |
The Block Copy DMA (BCDMA) is intended to perform similar functions as the TR
Expand Down
4 changes: 3 additions & 1 deletion Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml
Original file line number Diff line number Diff line change
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2020 Texas Instruments Incorporated
# Author: Peter Ujfalusi <[email protected]>
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/ti/k3-pktdma.yaml#
Expand All @@ -7,7 +9,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
title: Texas Instruments K3 DMSS PKTDMA Device Tree Bindings

maintainers:
- Peter Ujfalusi <peter.ujfalusi@ti.com>
- Peter Ujfalusi <peter.ujfalusi@gmail.com>

description: |
The Packet DMA (PKTDMA) is intended to perform similar functions as the packet
Expand Down
4 changes: 3 additions & 1 deletion Documentation/devicetree/bindings/dma/ti/k3-udma.yaml
Original file line number Diff line number Diff line change
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2019 Texas Instruments Incorporated
# Author: Peter Ujfalusi <[email protected]>
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/ti/k3-udma.yaml#
Expand All @@ -7,7 +9,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
title: Texas Instruments K3 NAVSS Unified DMA Device Tree Bindings

maintainers:
- Peter Ujfalusi <peter.ujfalusi@ti.com>
- Peter Ujfalusi <peter.ujfalusi@gmail.com>

description: |
The UDMA-P is intended to perform similar (but significantly upgraded)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,9 @@ description: |
properties:
compatible:
enum:
- nxp,pf8x00
- nxp,pf8100
- nxp,pf8121a
- nxp,pf8200

reg:
maxItems: 1
Expand Down Expand Up @@ -118,7 +120,7 @@ examples:
#size-cells = <0>;
pmic@8 {
compatible = "nxp,pf8x00";
compatible = "nxp,pf8100";
reg = <0x08>;
regulators {
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,7 @@ First Level Nodes - PMIC
Definition: Must be one of below:
"qcom,pm8005-rpmh-regulators"
"qcom,pm8009-rpmh-regulators"
"qcom,pm8009-1-rpmh-regulators"
"qcom,pm8150-rpmh-regulators"
"qcom,pm8150l-rpmh-regulators"
"qcom,pm8350-rpmh-regulators"
Expand Down
6 changes: 5 additions & 1 deletion Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml
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Expand Up @@ -11,8 +11,12 @@ maintainers:

properties:
compatible:
items:
oneOf:
- const: ti,j721e-usb
- const: ti,am64-usb
- items:
- const: ti,j721e-usb
- const: ti,am64-usb

reg:
description: module registers
Expand Down
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