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r: 143997
b: refs/heads/master
c: 90c8fce
h: refs/heads/master
i:
  143995: 6b9d898
v: v3
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Linus Torvalds committed Apr 24, 2009
1 parent e5cef36 commit 20f3aec
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2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 248e88247a0e03125a663be69f2656d2e158371e
refs/heads/master: 90c8fce53a48dd22cf09c67c861e3aaad17026ed
3 changes: 1 addition & 2 deletions trunk/Documentation/filesystems/vfs.txt
Original file line number Diff line number Diff line change
Expand Up @@ -277,8 +277,7 @@ or bottom half).
unfreeze_fs: called when VFS is unlocking a filesystem and making it writable
again.

statfs: called when the VFS needs to get filesystem statistics. This
is called with the kernel lock held
statfs: called when the VFS needs to get filesystem statistics.

remount_fs: called when the filesystem is remounted. This is called
with the kernel lock held
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89 changes: 12 additions & 77 deletions trunk/Documentation/powerpc/booting-without-of.txt
Original file line number Diff line number Diff line change
Expand Up @@ -43,12 +43,11 @@ Table of Contents
2) Representing devices without a current OF specification
a) PHY nodes
b) Interrupt controllers
c) CFI or JEDEC memory-mapped NOR flash
d) 4xx/Axon EMAC ethernet nodes
e) Xilinx IP cores
f) USB EHCI controllers
g) MDIO on GPIOs
h) SPI busses
c) 4xx/Axon EMAC ethernet nodes
d) Xilinx IP cores
e) USB EHCI controllers
f) MDIO on GPIOs
g) SPI busses

VII - Marvell Discovery mv64[345]6x System Controller chips
1) The /system-controller node
Expand Down Expand Up @@ -999,7 +998,7 @@ compatibility.
translation of SOC addresses for memory mapped SOC registers.
- bus-frequency: Contains the bus frequency for the SOC node.
Typically, the value of this field is filled in by the boot
loader.
loader.


Recommended properties:
Expand Down Expand Up @@ -1287,71 +1286,7 @@ platforms are moved over to use the flattened-device-tree model.
device_type = "open-pic";
};

c) CFI or JEDEC memory-mapped NOR flash

Flash chips (Memory Technology Devices) are often used for solid state
file systems on embedded devices.

- compatible : should contain the specific model of flash chip(s)
used, if known, followed by either "cfi-flash" or "jedec-flash"
- reg : Address range of the flash chip
- bank-width : Width (in bytes) of the flash bank. Equal to the
device width times the number of interleaved chips.
- device-width : (optional) Width of a single flash chip. If
omitted, assumed to be equal to 'bank-width'.
- #address-cells, #size-cells : Must be present if the flash has
sub-nodes representing partitions (see below). In this case
both #address-cells and #size-cells must be equal to 1.

For JEDEC compatible devices, the following additional properties
are defined:

- vendor-id : Contains the flash chip's vendor id (1 byte).
- device-id : Contains the flash chip's device id (1 byte).

In addition to the information on the flash bank itself, the
device tree may optionally contain additional information
describing partitions of the flash address space. This can be
used on platforms which have strong conventions about which
portions of the flash are used for what purposes, but which don't
use an on-flash partition table such as RedBoot.

Each partition is represented as a sub-node of the flash device.
Each node's name represents the name of the corresponding
partition of the flash device.

Flash partitions
- reg : The partition's offset and size within the flash bank.
- label : (optional) The label / name for this flash partition.
If omitted, the label is taken from the node name (excluding
the unit address).
- read-only : (optional) This parameter, if present, is a hint to
Linux that this flash partition should only be mounted
read-only. This is usually used for flash partitions
containing early-boot firmware images or data which should not
be clobbered.

Example:

flash@ff000000 {
compatible = "amd,am29lv128ml", "cfi-flash";
reg = <ff000000 01000000>;
bank-width = <4>;
device-width = <1>;
#address-cells = <1>;
#size-cells = <1>;
fs@0 {
label = "fs";
reg = <0 f80000>;
};
firmware@f80000 {
label ="firmware";
reg = <f80000 80000>;
read-only;
};
};

d) 4xx/Axon EMAC ethernet nodes
c) 4xx/Axon EMAC ethernet nodes

The EMAC ethernet controller in IBM and AMCC 4xx chips, and also
the Axon bridge. To operate this needs to interact with a ths
Expand Down Expand Up @@ -1499,7 +1434,7 @@ platforms are moved over to use the flattened-device-tree model.
available.
For Axon: 0x0000012a

e) Xilinx IP cores
d) Xilinx IP cores

The Xilinx EDK toolchain ships with a set of IP cores (devices) for use
in Xilinx Spartan and Virtex FPGAs. The devices cover the whole range
Expand Down Expand Up @@ -1761,7 +1696,7 @@ platforms are moved over to use the flattened-device-tree model.
listed above, nodes for these devices should include a phy-handle
property, and may include other common network device properties
like local-mac-address.

iv) Xilinx Uartlite

Xilinx uartlite devices are simple fixed speed serial ports.
Expand Down Expand Up @@ -1793,7 +1728,7 @@ platforms are moved over to use the flattened-device-tree model.
- reg-offset : A value of 3 is required
- reg-shift : A value of 2 is required

f) USB EHCI controllers
e) USB EHCI controllers

Required properties:
- compatible : should be "usb-ehci".
Expand All @@ -1819,7 +1754,7 @@ platforms are moved over to use the flattened-device-tree model.
big-endian;
};

g) MDIO on GPIOs
f) MDIO on GPIOs

Currently defined compatibles:
- virtual,gpio-mdio
Expand All @@ -1839,7 +1774,7 @@ platforms are moved over to use the flattened-device-tree model.
&qe_pio_c 6>;
};

h) SPI (Serial Peripheral Interface) busses
g) SPI (Serial Peripheral Interface) busses

SPI busses can be described with a node for the SPI master device
and a set of child nodes for each SPI slave on the bus. For this
Expand Down
80 changes: 80 additions & 0 deletions trunk/Documentation/powerpc/dts-bindings/mtd-physmap.txt
Original file line number Diff line number Diff line change
@@ -0,0 +1,80 @@
CFI or JEDEC memory-mapped NOR flash

Flash chips (Memory Technology Devices) are often used for solid state
file systems on embedded devices.

- compatible : should contain the specific model of flash chip(s)
used, if known, followed by either "cfi-flash" or "jedec-flash"
- reg : Address range(s) of the flash chip(s)
It's possible to (optionally) define multiple "reg" tuples so that
non-identical NOR chips can be described in one flash node.
- bank-width : Width (in bytes) of the flash bank. Equal to the
device width times the number of interleaved chips.
- device-width : (optional) Width of a single flash chip. If
omitted, assumed to be equal to 'bank-width'.
- #address-cells, #size-cells : Must be present if the flash has
sub-nodes representing partitions (see below). In this case
both #address-cells and #size-cells must be equal to 1.

For JEDEC compatible devices, the following additional properties
are defined:

- vendor-id : Contains the flash chip's vendor id (1 byte).
- device-id : Contains the flash chip's device id (1 byte).

In addition to the information on the flash bank itself, the
device tree may optionally contain additional information
describing partitions of the flash address space. This can be
used on platforms which have strong conventions about which
portions of the flash are used for what purposes, but which don't
use an on-flash partition table such as RedBoot.

Each partition is represented as a sub-node of the flash device.
Each node's name represents the name of the corresponding
partition of the flash device.

Flash partitions
- reg : The partition's offset and size within the flash bank.
- label : (optional) The label / name for this flash partition.
If omitted, the label is taken from the node name (excluding
the unit address).
- read-only : (optional) This parameter, if present, is a hint to
Linux that this flash partition should only be mounted
read-only. This is usually used for flash partitions
containing early-boot firmware images or data which should not
be clobbered.

Example:

flash@ff000000 {
compatible = "amd,am29lv128ml", "cfi-flash";
reg = <ff000000 01000000>;
bank-width = <4>;
device-width = <1>;
#address-cells = <1>;
#size-cells = <1>;
fs@0 {
label = "fs";
reg = <0 f80000>;
};
firmware@f80000 {
label ="firmware";
reg = <f80000 80000>;
read-only;
};
};

Here an example with multiple "reg" tuples:

flash@f0000000,0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "intel,PC48F4400P0VB", "cfi-flash";
reg = <0 0x00000000 0x02000000
0 0x02000000 0x02000000>;
bank-width = <2>;
partition@0 {
label = "test-part1";
reg = <0 0x04000000>;
};
};
6 changes: 6 additions & 0 deletions trunk/Documentation/spi/spi-summary
Original file line number Diff line number Diff line change
Expand Up @@ -511,10 +511,16 @@ SPI MASTER METHODS
This sets up the device clock rate, SPI mode, and word sizes.
Drivers may change the defaults provided by board_info, and then
call spi_setup(spi) to invoke this routine. It may sleep.

Unless each SPI slave has its own configuration registers, don't
change them right away ... otherwise drivers could corrupt I/O
that's in progress for other SPI devices.

** BUG ALERT: for some reason the first version of
** many spi_master drivers seems to get this wrong.
** When you code setup(), ASSUME that the controller
** is actively processing transfers for another device.

master->transfer(struct spi_device *spi, struct spi_message *message)
This must not sleep. Its responsibility is arrange that the
transfer happens and its complete() callback is issued. The two
Expand Down
41 changes: 32 additions & 9 deletions trunk/MAINTAINERS
Original file line number Diff line number Diff line change
Expand Up @@ -1287,6 +1287,14 @@ S: Maintained
F: Documentation/video4linux/bttv/
F: drivers/media/video/bt8xx/bttv*

CACHEFILES: FS-CACHE BACKEND FOR CACHING ON MOUNTED FILESYSTEMS
P: David Howells
M: dhowells@redhat.com
L: linux-cachefs@redhat.com
S: Supported
F: Documentation/filesystems/caching/cachefiles.txt
F: fs/cachefiles/

CAFE CMOS INTEGRATED CAMERA CONTROLLER DRIVER
P: Jonathan Corbet
M: corbet@lwn.net
Expand Down Expand Up @@ -1329,12 +1337,9 @@ L: cbe-oss-dev@ozlabs.org
W: http://www.ibm.com/developerworks/power/cell/
S: Supported
F: arch/powerpc/include/asm/cell*.h
F: arch/powerpc/include/asm/lv1call.h
F: arch/powerpc/include/asm/ps3*.h
F: arch/powerpc/include/asm/spu*.h
F: arch/powerpc/oprofile/*cell*
F: arch/powerpc/platforms/cell/
F: arch/powerpc/platforms/ps3/

CERTIFIED WIRELESS USB (WUSB) SUBSYSTEM:
P: David Vrabel
Expand Down Expand Up @@ -2057,6 +2062,8 @@ F: drivers/infiniband/hw/ehca/
EMBEDDED LINUX
P: Paul Gortmaker
M: paul.gortmaker@windriver.com
P: Matt Mackall
M: mpm@selenic.com
P: David Woodhouse
M: dwmw2@infradead.org
L: linux-embedded@vger.kernel.org
Expand Down Expand Up @@ -2325,6 +2332,15 @@ F: Documentation/power/freezing-of-tasks.txt
F: include/linux/freezer.h
F: kernel/freezer.c

FS-CACHE: LOCAL CACHING FOR NETWORK FILESYSTEMS
P: David Howells
M: dhowells@redhat.com
L: linux-cachefs@redhat.com
S: Supported
F: Documentation/filesystems/caching/
F: fs/fscache/
F: include/linux/fscache*.h

FTRACE
P: Steven Rostedt
M: rostedt@goodmis.org
Expand Down Expand Up @@ -2545,7 +2561,6 @@ F: kernel/power/
F: include/linux/suspend.h
F: include/linux/freezer.h
F: include/linux/pm.h
F: include/asm-*/suspend*.h
F: arch/*/include/asm/suspend*.h

HID CORE LAYER
Expand Down Expand Up @@ -3323,7 +3338,7 @@ P: Eduard - Gabriel Munteanu
M: eduard.munteanu@linux360.ro
L: linux-kernel@vger.kernel.org
S: Maintained
F: Documentation/vm/kmemtrace.txt
F: Documentation/trace/kmemtrace.txt
F: include/trace/kmemtrace.h
F: kernel/trace/kmemtrace.c

Expand Down Expand Up @@ -3976,8 +3991,8 @@ NETWORKING [GENERAL]
P: David S. Miller
M: davem@davemloft.net
L: netdev@vger.kernel.org
W: http://linux-net.osdl.org/
T: git kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6.git
W: http://www.linuxfoundation.org/en/Net
T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git
S: Maintained
F: net/
F: include/net/
Expand Down Expand Up @@ -4018,6 +4033,13 @@ F: net/wireless/
F: include/net/ieee80211*
F: include/net/wireless.h

NETWORKING DRIVERS
L: netdev@vger.kernel.org
W: http://www.linuxfoundation.org/en/Net
T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git
S: Odd Fixes
F: drivers/net/

NETXEN (1/10) GbE SUPPORT
P: Dhananjay Phadke
M: dhananjay@netxen.com
Expand Down Expand Up @@ -4489,7 +4511,9 @@ F: arch/powerpc/include/asm/ps3*.h
F: arch/powerpc/platforms/ps3/
F: drivers/*/ps3*
F: drivers/ps3/
F: drivers/rtc/rtc-ps3.c
F: drivers/usb/host/*ps3.c
F: sound/ppc/snd_ps3*

PS3VRAM DRIVER
P: Jim Paris
Expand Down Expand Up @@ -5387,7 +5411,6 @@ F: kernel/power/
F: include/linux/suspend.h
F: include/linux/freezer.h
F: include/linux/pm.h
F: include/asm-*/suspend.h

SVGA HANDLING
P: Martin Mares
Expand Down Expand Up @@ -5621,7 +5644,7 @@ L: uclinux-dev@uclinux.org (subscribers-only)
S: Maintained
F: arch/m68knommu/

UCLINUX FOR RENESAS H8/300
UCLINUX FOR RENESAS H8/300 (H8300)
P: Yoshinori Sato
M: ysato@users.sourceforge.jp
W: http://uclinux-h8.sourceforge.jp/
Expand Down
2 changes: 1 addition & 1 deletion trunk/Makefile
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 30
EXTRAVERSION = -rc2
EXTRAVERSION = -rc3
NAME = Temporary Tasmanian Devil

# *DOCUMENTATION*
Expand Down
2 changes: 1 addition & 1 deletion trunk/arch/alpha/include/asm/percpu.h
Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,6 @@ extern unsigned long __per_cpu_offset[NR_CPUS];

#endif /* SMP */

#define DECLARE_PER_CPU(type, name) extern __typeof__(type) per_cpu_var(name)
#include <asm-generic/percpu.h>

#endif /* __ALPHA_PERCPU_H */
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