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r: 254717
b: refs/heads/master
c: 2a9d6df
h: refs/heads/master
i:
  254715: 7e49141
v: v3
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Linus Torvalds committed Jul 7, 2011
1 parent 62e28e2 commit 625b929
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: 7b28afe01ab6ffb5f152f47831b44933facd2328
refs/heads/master: 2a9d6df425d7b46b23cbc8673b2dfefa4678abdb
2 changes: 1 addition & 1 deletion trunk/CREDITS
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Expand Up @@ -518,7 +518,7 @@ N: Zach Brown
E: zab@zabbo.net
D: maestro pci sound

M: David Brownell
N: David Brownell
D: Kernel engineer, mentor, and friend. Maintained USB EHCI and
D: gadget layers, SPI subsystem, GPIO subsystem, and more than a few
D: device drivers. His encouragement also helped many engineers get
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4 changes: 2 additions & 2 deletions trunk/Documentation/CodingStyle
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Expand Up @@ -680,8 +680,8 @@ ones already enabled by DEBUG.
Chapter 14: Allocating memory

The kernel provides the following general purpose memory allocators:
kmalloc(), kzalloc(), kcalloc(), and vmalloc(). Please refer to the API
documentation for further information about them.
kmalloc(), kzalloc(), kcalloc(), vmalloc(), and vzalloc(). Please refer to
the API documentation for further information about them.

The preferred form for passing a size of a struct is the following:

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12 changes: 6 additions & 6 deletions trunk/Documentation/cgroups/blkio-controller.txt
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Expand Up @@ -77,7 +77,7 @@ Throttling/Upper Limit policy
- Specify a bandwidth rate on particular device for root group. The format
for policy is "<major>:<minor> <byes_per_second>".

echo "8:16 1048576" > /sys/fs/cgroup/blkio/blkio.read_bps_device
echo "8:16 1048576" > /sys/fs/cgroup/blkio/blkio.throttle.read_bps_device

Above will put a limit of 1MB/second on reads happening for root group
on device having major/minor number 8:16.
Expand All @@ -90,7 +90,7 @@ Throttling/Upper Limit policy
1024+0 records out
4194304 bytes (4.2 MB) copied, 4.0001 s, 1.0 MB/s

Limits for writes can be put using blkio.write_bps_device file.
Limits for writes can be put using blkio.throttle.write_bps_device file.

Hierarchical Cgroups
====================
Expand Down Expand Up @@ -286,28 +286,28 @@ Throttling/Upper limit policy files
specified in bytes per second. Rules are per deivce. Following is
the format.

echo "<major>:<minor> <rate_bytes_per_second>" > /cgrp/blkio.read_bps_device
echo "<major>:<minor> <rate_bytes_per_second>" > /cgrp/blkio.throttle.read_bps_device

- blkio.throttle.write_bps_device
- Specifies upper limit on WRITE rate to the device. IO rate is
specified in bytes per second. Rules are per deivce. Following is
the format.

echo "<major>:<minor> <rate_bytes_per_second>" > /cgrp/blkio.write_bps_device
echo "<major>:<minor> <rate_bytes_per_second>" > /cgrp/blkio.throttle.write_bps_device

- blkio.throttle.read_iops_device
- Specifies upper limit on READ rate from the device. IO rate is
specified in IO per second. Rules are per deivce. Following is
the format.

echo "<major>:<minor> <rate_io_per_second>" > /cgrp/blkio.read_iops_device
echo "<major>:<minor> <rate_io_per_second>" > /cgrp/blkio.throttle.read_iops_device

- blkio.throttle.write_iops_device
- Specifies upper limit on WRITE rate to the device. IO rate is
specified in io per second. Rules are per deivce. Following is
the format.

echo "<major>:<minor> <rate_io_per_second>" > /cgrp/blkio.write_iops_device
echo "<major>:<minor> <rate_io_per_second>" > /cgrp/blkio.throttle.write_iops_device

Note: If both BW and IOPS rules are specified for a device, then IO is
subjectd to both the constraints.
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16 changes: 16 additions & 0 deletions trunk/Documentation/filesystems/caching/netfs-api.txt
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Expand Up @@ -673,6 +673,22 @@ storage request to complete, or it may attempt to cancel the storage request -
in which case the page will not be stored in the cache this time.


BULK INODE PAGE UNCACHE
-----------------------

A convenience routine is provided to perform an uncache on all the pages
attached to an inode. This assumes that the pages on the inode correspond on a
1:1 basis with the pages in the cache.

void fscache_uncache_all_inode_pages(struct fscache_cookie *cookie,
struct inode *inode);

This takes the netfs cookie that the pages were cached with and the inode that
the pages are attached to. This function will wait for pages to finish being
written to the cache and for the cache to finish with the page generally. No
error is returned.


==========================
INDEX AND DATA FILE UPDATE
==========================
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4 changes: 4 additions & 0 deletions trunk/Documentation/hwmon/f71882fg
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Expand Up @@ -22,6 +22,10 @@ Supported chips:
Prefix: 'f71869'
Addresses scanned: none, address read from Super I/O config space
Datasheet: Available from the Fintek website
* Fintek F71869A
Prefix: 'f71869a'
Addresses scanned: none, address read from Super I/O config space
Datasheet: Not public
* Fintek F71882FG and F71883FG
Prefix: 'f71882fg'
Addresses scanned: none, address read from Super I/O config space
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8 changes: 6 additions & 2 deletions trunk/Documentation/hwmon/k10temp
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Expand Up @@ -9,8 +9,8 @@ Supported chips:
Socket S1G3: Athlon II, Sempron, Turion II
* AMD Family 11h processors:
Socket S1G2: Athlon (X2), Sempron (X2), Turion X2 (Ultra)
* AMD Family 12h processors: "Llano"
* AMD Family 14h processors: "Brazos" (C/E/G-Series)
* AMD Family 12h processors: "Llano" (E2/A4/A6/A8-Series)
* AMD Family 14h processors: "Brazos" (C/E/G/Z-Series)
* AMD Family 15h processors: "Bulldozer"

Prefix: 'k10temp'
Expand All @@ -20,12 +20,16 @@ Supported chips:
http://support.amd.com/us/Processor_TechDocs/31116.pdf
BIOS and Kernel Developer's Guide (BKDG) for AMD Family 11h Processors:
http://support.amd.com/us/Processor_TechDocs/41256.pdf
BIOS and Kernel Developer's Guide (BKDG) for AMD Family 12h Processors:
http://support.amd.com/us/Processor_TechDocs/41131.pdf
BIOS and Kernel Developer's Guide (BKDG) for AMD Family 14h Models 00h-0Fh Processors:
http://support.amd.com/us/Processor_TechDocs/43170.pdf
Revision Guide for AMD Family 10h Processors:
http://support.amd.com/us/Processor_TechDocs/41322.pdf
Revision Guide for AMD Family 11h Processors:
http://support.amd.com/us/Processor_TechDocs/41788.pdf
Revision Guide for AMD Family 12h Processors:
http://support.amd.com/us/Processor_TechDocs/44739.pdf
Revision Guide for AMD Family 14h Models 00h-0Fh Processors:
http://support.amd.com/us/Processor_TechDocs/47534.pdf
AMD Family 11h Processor Power and Thermal Data Sheet for Notebooks:
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26 changes: 21 additions & 5 deletions trunk/Documentation/power/runtime_pm.txt
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Expand Up @@ -501,13 +501,29 @@ helper functions described in Section 4. In that case, pm_runtime_resume()
should be used. Of course, for this purpose the device's run-time PM has to be
enabled earlier by calling pm_runtime_enable().

If the device bus type's or driver's ->probe() or ->remove() callback runs
If the device bus type's or driver's ->probe() callback runs
pm_runtime_suspend() or pm_runtime_idle() or their asynchronous counterparts,
they will fail returning -EAGAIN, because the device's usage counter is
incremented by the core before executing ->probe() and ->remove(). Still, it
may be desirable to suspend the device as soon as ->probe() or ->remove() has
finished, so the PM core uses pm_runtime_idle_sync() to invoke the
subsystem-level idle callback for the device at that time.
incremented by the driver core before executing ->probe(). Still, it may be
desirable to suspend the device as soon as ->probe() has finished, so the driver
core uses pm_runtime_put_sync() to invoke the subsystem-level idle callback for
the device at that time.

Moreover, the driver core prevents runtime PM callbacks from racing with the bus
notifier callback in __device_release_driver(), which is necessary, because the
notifier is used by some subsystems to carry out operations affecting the
runtime PM functionality. It does so by calling pm_runtime_get_sync() before
driver_sysfs_remove() and the BUS_NOTIFY_UNBIND_DRIVER notifications. This
resumes the device if it's in the suspended state and prevents it from
being suspended again while those routines are being executed.

To allow bus types and drivers to put devices into the suspended state by
calling pm_runtime_suspend() from their ->remove() routines, the driver core
executes pm_runtime_put_sync() after running the BUS_NOTIFY_UNBIND_DRIVER
notifications in __device_release_driver(). This requires bus types and
drivers to make their ->remove() callbacks avoid races with runtime PM directly,
but also it allows of more flexibility in the handling of devices during the
removal of their drivers.

The user space can effectively disallow the driver of the device to power manage
it at run time by changing the value of its /sys/devices/.../power/control
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9 changes: 8 additions & 1 deletion trunk/Documentation/usb/error-codes.txt
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Expand Up @@ -76,6 +76,13 @@ A transfer's actual_length may be positive even when an error has been
reported. That's because transfers often involve several packets, so that
one or more packets could finish before an error stops further endpoint I/O.

For isochronous URBs, the urb status value is non-zero only if the URB is
unlinked, the device is removed, the host controller is disabled, or the total
transferred length is less than the requested length and the URB_SHORT_NOT_OK
flag is set. Completion handlers for isochronous URBs should only see
urb->status set to zero, -ENOENT, -ECONNRESET, -ESHUTDOWN, or -EREMOTEIO.
Individual frame descriptor status fields may report more status codes.


0 Transfer completed successfully

Expand Down Expand Up @@ -132,7 +139,7 @@ one or more packets could finish before an error stops further endpoint I/O.
device removal events immediately.

-EXDEV ISO transfer only partially completed
look at individual frame status for details
(only set in iso_frame_desc[n].status, not urb->status)

-EINVAL ISO madness, if this happens: Log off and go home

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32 changes: 21 additions & 11 deletions trunk/MAINTAINERS
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Expand Up @@ -1345,16 +1345,18 @@ F: drivers/auxdisplay/
F: include/linux/cfag12864b.h

AVR32 ARCHITECTURE
M: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
M: Haavard Skinnemoen <hskinnemoen@gmail.com>
M: Hans-Christian Egtvedt <egtvedt@samfundet.no>
W: http://www.atmel.com/products/AVR32/
W: http://avr32linux.org/
W: http://avrfreaks.net/
S: Supported
S: Maintained
F: arch/avr32/

AVR32/AT32AP MACHINE SUPPORT
M: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
S: Supported
M: Haavard Skinnemoen <hskinnemoen@gmail.com>
M: Hans-Christian Egtvedt <egtvedt@samfundet.no>
S: Maintained
F: arch/avr32/mach-at32ap/

AX.25 NETWORK LAYER
Expand Down Expand Up @@ -1390,7 +1392,6 @@ F: include/linux/backlight.h
BATMAN ADVANCED
M: Marek Lindner <lindner_marek@yahoo.de>
M: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
M: Sven Eckelmann <sven@narfation.org>
L: b.a.t.m.a.n@lists.open-mesh.org
W: http://www.open-mesh.org/
S: Maintained
Expand Down Expand Up @@ -1423,7 +1424,6 @@ S: Supported
F: arch/blackfin/

BLACKFIN EMAC DRIVER
M: Michael Hennerich <michael.hennerich@analog.com>
L: uclinux-dist-devel@blackfin.uclinux.org
W: http://blackfin.uclinux.org
S: Supported
Expand Down Expand Up @@ -1639,7 +1639,7 @@ CAN NETWORK LAYER
M: Oliver Hartkopp <socketcan@hartkopp.net>
M: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
M: Urs Thuermann <urs.thuermann@volkswagen.de>
L: socketcan-core@lists.berlios.de
L: socketcan-core@lists.berlios.de (subscribers-only)
L: netdev@vger.kernel.org
W: http://developer.berlios.de/projects/socketcan/
S: Maintained
Expand All @@ -1651,7 +1651,7 @@ F: include/linux/can/raw.h

CAN NETWORK DRIVERS
M: Wolfgang Grandegger <wg@grandegger.com>
L: socketcan-core@lists.berlios.de
L: socketcan-core@lists.berlios.de (subscribers-only)
L: netdev@vger.kernel.org
W: http://developer.berlios.de/projects/socketcan/
S: Maintained
Expand Down Expand Up @@ -2197,7 +2197,7 @@ F: drivers/acpi/dock.c
DOCUMENTATION
M: Randy Dunlap <rdunlap@xenotime.net>
L: linux-doc@vger.kernel.org
T: quilt oss.oracle.com/~rdunlap/kernel-doc-patches/current/
T: quilt http://userweb.kernel.org/~rdunlap/kernel-doc-patches/current/
S: Maintained
F: Documentation/

Expand Down Expand Up @@ -5181,6 +5181,7 @@ S: Supported
F: drivers/net/qlcnic/

QLOGIC QLGE 10Gb ETHERNET DRIVER
M: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
M: Ron Mercer <ron.mercer@qlogic.com>
M: linux-driver@qlogic.com
L: netdev@vger.kernel.org
Expand Down Expand Up @@ -6434,8 +6435,9 @@ S: Maintained
F: drivers/usb/misc/rio500*

USB EHCI DRIVER
M: Alan Stern <stern@rowland.harvard.edu>
L: linux-usb@vger.kernel.org
S: Orphan
S: Maintained
F: Documentation/usb/ehci.txt
F: drivers/usb/host/ehci*

Expand Down Expand Up @@ -6465,6 +6467,12 @@ S: Maintained
F: Documentation/hid/hiddev.txt
F: drivers/hid/usbhid/

USB/IP DRIVERS
M: Matt Mooney <mfm@muteddisk.com>
L: linux-usb@vger.kernel.org
S: Maintained
F: drivers/staging/usbip/

USB ISP116X DRIVER
M: Olav Kongas <ok@artecdesign.ee>
L: linux-usb@vger.kernel.org
Expand Down Expand Up @@ -6494,8 +6502,9 @@ S: Maintained
F: sound/usb/midi.*

USB OHCI DRIVER
M: Alan Stern <stern@rowland.harvard.edu>
L: linux-usb@vger.kernel.org
S: Orphan
S: Maintained
F: Documentation/usb/ohci.txt
F: drivers/usb/host/ohci*

Expand Down Expand Up @@ -6724,6 +6733,7 @@ F: fs/fat/
VIDEOBUF2 FRAMEWORK
M: Pawel Osciak <pawel@osciak.com>
M: Marek Szyprowski <m.szyprowski@samsung.com>
M: Kyungmin Park <kyungmin.park@samsung.com>
L: linux-media@vger.kernel.org
S: Maintained
F: drivers/media/video/videobuf2-*
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2 changes: 1 addition & 1 deletion trunk/Makefile
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@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 0
SUBLEVEL = 0
EXTRAVERSION = -rc4
EXTRAVERSION = -rc6
NAME = Sneaky Weasel

# *DOCUMENTATION*
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