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r: 321772
b: refs/heads/master
c: 225a389
h: refs/heads/master
v: v3
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Linus Torvalds committed Aug 17, 2012
1 parent 1f3799f commit b41e924
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2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 38f8eefccf3a23c4058a570fa2938a4f553cf8e0
refs/heads/master: 225a389b31b0e3a57dda64055d5e25f93e5c76ac
4 changes: 2 additions & 2 deletions trunk/Documentation/DocBook/filesystems.tmpl
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Expand Up @@ -224,8 +224,8 @@ all your transactions.
</para>

<para>
Then at umount time , in your put_super() (2.4) or write_super() (2.5)
you can then call journal_destroy() to clean up your in-core journal object.
Then at umount time , in your put_super() you can then call journal_destroy()
to clean up your in-core journal object.
</para>

<para>
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2 changes: 0 additions & 2 deletions trunk/Documentation/filesystems/Locking
Original file line number Diff line number Diff line change
Expand Up @@ -114,7 +114,6 @@ prototypes:
int (*drop_inode) (struct inode *);
void (*evict_inode) (struct inode *);
void (*put_super) (struct super_block *);
void (*write_super) (struct super_block *);
int (*sync_fs)(struct super_block *sb, int wait);
int (*freeze_fs) (struct super_block *);
int (*unfreeze_fs) (struct super_block *);
Expand All @@ -136,7 +135,6 @@ write_inode:
drop_inode: !!!inode->i_lock!!!
evict_inode:
put_super: write
write_super: read
sync_fs: read
freeze_fs: write
unfreeze_fs: write
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5 changes: 2 additions & 3 deletions trunk/Documentation/filesystems/porting
Original file line number Diff line number Diff line change
Expand Up @@ -94,9 +94,8 @@ protected.
---
[mandatory]

BKL is also moved from around sb operations. ->write_super() Is now called
without BKL held. BKL should have been shifted into individual fs sb_op
functions. If you don't need it, remove it.
BKL is also moved from around sb operations. BKL should have been shifted into
individual fs sb_op functions. If you don't need it, remove it.

---
[informational]
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4 changes: 0 additions & 4 deletions trunk/Documentation/filesystems/vfs.txt
Original file line number Diff line number Diff line change
Expand Up @@ -216,7 +216,6 @@ struct super_operations {
void (*drop_inode) (struct inode *);
void (*delete_inode) (struct inode *);
void (*put_super) (struct super_block *);
void (*write_super) (struct super_block *);
int (*sync_fs)(struct super_block *sb, int wait);
int (*freeze_fs) (struct super_block *);
int (*unfreeze_fs) (struct super_block *);
Expand Down Expand Up @@ -273,9 +272,6 @@ or bottom half).
put_super: called when the VFS wishes to free the superblock
(i.e. unmount). This is called with the superblock lock held

write_super: called when the VFS superblock needs to be written to
disc. This method is optional

sync_fs: called when VFS is writing out all dirty data associated with
a superblock. The second parameter indicates whether the method
should wait until the write out has been completed. Optional.
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12 changes: 6 additions & 6 deletions trunk/Documentation/laptops/laptop-mode.txt
Original file line number Diff line number Diff line change
Expand Up @@ -262,9 +262,9 @@ MINIMUM_BATTERY_MINUTES=10

#
# Allowed dirty background ratio, in percent. Once DIRTY_RATIO has been
# exceeded, the kernel will wake pdflush which will then reduce the amount
# of dirty memory to dirty_background_ratio. Set this nice and low, so once
# some writeout has commenced, we do a lot of it.
# exceeded, the kernel will wake flusher threads which will then reduce the
# amount of dirty memory to dirty_background_ratio. Set this nice and low,
# so once some writeout has commenced, we do a lot of it.
#
#DIRTY_BACKGROUND_RATIO=5

Expand Down Expand Up @@ -384,9 +384,9 @@ CPU_MAXFREQ=${CPU_MAXFREQ:-'slowest'}

#
# Allowed dirty background ratio, in percent. Once DIRTY_RATIO has been
# exceeded, the kernel will wake pdflush which will then reduce the amount
# of dirty memory to dirty_background_ratio. Set this nice and low, so once
# some writeout has commenced, we do a lot of it.
# exceeded, the kernel will wake flusher threads which will then reduce the
# amount of dirty memory to dirty_background_ratio. Set this nice and low,
# so once some writeout has commenced, we do a lot of it.
#
DIRTY_BACKGROUND_RATIO=${DIRTY_BACKGROUND_RATIO:-'5'}

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14 changes: 7 additions & 7 deletions trunk/Documentation/security/Yama.txt
Original file line number Diff line number Diff line change
Expand Up @@ -46,27 +46,27 @@ restrictions, it can call prctl(PR_SET_PTRACER, PR_SET_PTRACER_ANY, ...)
so that any otherwise allowed process (even those in external pid namespaces)
may attach.

These restrictions do not change how ptrace via PTRACE_TRACEME operates.

The sysctl settings are:
The sysctl settings (writable only with CAP_SYS_PTRACE) are:

0 - classic ptrace permissions: a process can PTRACE_ATTACH to any other
process running under the same uid, as long as it is dumpable (i.e.
did not transition uids, start privileged, or have called
prctl(PR_SET_DUMPABLE...) already).
prctl(PR_SET_DUMPABLE...) already). Similarly, PTRACE_TRACEME is
unchanged.

1 - restricted ptrace: a process must have a predefined relationship
with the inferior it wants to call PTRACE_ATTACH on. By default,
this relationship is that of only its descendants when the above
classic criteria is also met. To change the relationship, an
inferior can call prctl(PR_SET_PTRACER, debugger, ...) to declare
an allowed debugger PID to call PTRACE_ATTACH on the inferior.
Using PTRACE_TRACEME is unchanged.

2 - admin-only attach: only processes with CAP_SYS_PTRACE may use ptrace
with PTRACE_ATTACH.
with PTRACE_ATTACH, or through children calling PTRACE_TRACEME.

3 - no attach: no processes may use ptrace with PTRACE_ATTACH. Once set,
this sysctl cannot be changed to a lower value.
3 - no attach: no processes may use ptrace with PTRACE_ATTACH nor via
PTRACE_TRACEME. Once set, this sysctl value cannot be changed.

The original children-only logic was based on the restrictions in grsecurity.

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14 changes: 7 additions & 7 deletions trunk/Documentation/sysctl/vm.txt
Original file line number Diff line number Diff line change
Expand Up @@ -76,8 +76,8 @@ huge pages although processes will also directly compact memory as required.

dirty_background_bytes

Contains the amount of dirty memory at which the pdflush background writeback
daemon will start writeback.
Contains the amount of dirty memory at which the background kernel
flusher threads will start writeback.

Note: dirty_background_bytes is the counterpart of dirty_background_ratio. Only
one of them may be specified at a time. When one sysctl is written it is
Expand All @@ -89,7 +89,7 @@ other appears as 0 when read.
dirty_background_ratio

Contains, as a percentage of total system memory, the number of pages at which
the pdflush background writeback daemon will start writing out dirty data.
the background kernel flusher threads will start writing out dirty data.

==============================================================

Expand All @@ -112,9 +112,9 @@ retained.
dirty_expire_centisecs

This tunable is used to define when dirty data is old enough to be eligible
for writeout by the pdflush daemons. It is expressed in 100'ths of a second.
Data which has been dirty in-memory for longer than this interval will be
written out next time a pdflush daemon wakes up.
for writeout by the kernel flusher threads. It is expressed in 100'ths
of a second. Data which has been dirty in-memory for longer than this
interval will be written out next time a flusher thread wakes up.

==============================================================

Expand All @@ -128,7 +128,7 @@ data.

dirty_writeback_centisecs

The pdflush writeback daemons will periodically wake up and write `old' data
The kernel flusher threads will periodically wake up and write `old' data
out to disk. This tunable expresses the interval between those wakeups, in
100'ths of a second.

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2 changes: 2 additions & 0 deletions trunk/Documentation/w1/slaves/w1_therm
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ Kernel driver w1_therm

Supported chips:
* Maxim ds18*20 based temperature sensors.
* Maxim ds1825 based temperature sensors.

Author: Evgeniy Polyakov <johnpol@2ka.mipt.ru>

Expand All @@ -15,6 +16,7 @@ supported family codes:
W1_THERM_DS18S20 0x10
W1_THERM_DS1822 0x22
W1_THERM_DS18B20 0x28
W1_THERM_DS1825 0x3B

Support is provided through the sysfs w1_slave file. Each open and
read sequence will initiate a temperature conversion then provide two
Expand Down
57 changes: 31 additions & 26 deletions trunk/MAINTAINERS
Original file line number Diff line number Diff line change
Expand Up @@ -827,24 +827,24 @@ F: arch/arm/mach-pxa/colibri-pxa270-income.c

ARM/INTEL IOP32X ARM ARCHITECTURE
M: Lennert Buytenhek <kernel@wantstofly.org>
M: Dan Williams <dan.j.williams@intel.com>
M: Dan Williams <djbw@fb.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained

ARM/INTEL IOP33X ARM ARCHITECTURE
M: Dan Williams <dan.j.williams@intel.com>
M: Dan Williams <djbw@fb.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained

ARM/INTEL IOP13XX ARM ARCHITECTURE
M: Lennert Buytenhek <kernel@wantstofly.org>
M: Dan Williams <dan.j.williams@intel.com>
M: Dan Williams <djbw@fb.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained

ARM/INTEL IQ81342EX MACHINE SUPPORT
M: Lennert Buytenhek <kernel@wantstofly.org>
M: Dan Williams <dan.j.williams@intel.com>
M: Dan Williams <djbw@fb.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained

Expand All @@ -869,7 +869,7 @@ F: drivers/pcmcia/pxa2xx_stargate2.c

ARM/INTEL XSC3 (MANZANO) ARM CORE
M: Lennert Buytenhek <kernel@wantstofly.org>
M: Dan Williams <dan.j.williams@intel.com>
M: Dan Williams <djbw@fb.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained

Expand Down Expand Up @@ -925,14 +925,14 @@ S: Maintained

ARM/NOMADIK ARCHITECTURE
M: Alessandro Rubini <rubini@unipv.it>
M: Linus Walleij <linus.walleij@stericsson.com>
M: Linus Walleij <linus.walleij@linaro.org>
M: STEricsson <STEricsson_nomadik_linux@list.st.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-nomadik/
F: arch/arm/plat-nomadik/
F: drivers/i2c/busses/i2c-nomadik.c
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git

ARM/OPENMOKO NEO FREERUNNER (GTA02) MACHINE SUPPORT
M: Nelson Castillo <arhuaco@freaks-unidos.net>
Expand Down Expand Up @@ -1146,7 +1146,7 @@ F: drivers/usb/host/ehci-w90x900.c
F: drivers/video/nuc900fb.c

ARM/U300 MACHINE SUPPORT
M: Linus Walleij <linus.walleij@stericsson.com>
M: Linus Walleij <linus.walleij@linaro.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Supported
F: arch/arm/mach-u300/
Expand All @@ -1161,15 +1161,20 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson.git

ARM/Ux500 ARM ARCHITECTURE
M: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
M: Linus Walleij <linus.walleij@stericsson.com>
M: Linus Walleij <linus.walleij@linaro.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-ux500/
F: drivers/clocksource/clksrc-dbx500-prcmu.c
F: drivers/dma/ste_dma40*
F: drivers/hwspinlock/u8500_hsem.c
F: drivers/mfd/abx500*
F: drivers/mfd/ab8500*
F: drivers/mfd/stmpe*
F: drivers/mfd/dbx500*
F: drivers/mfd/db8500*
F: drivers/pinctrl/pinctrl-nomadik*
F: drivers/rtc/rtc-ab8500.c
F: drivers/rtc/rtc-pl031.c
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson.git

ARM/VFP SUPPORT
Expand Down Expand Up @@ -1227,9 +1232,9 @@ S: Maintained
F: drivers/hwmon/asb100.c

ASYNCHRONOUS TRANSFERS/TRANSFORMS (IOAT) API
M: Dan Williams <dan.j.williams@intel.com>
M: Dan Williams <djbw@fb.com>
W: http://sourceforge.net/projects/xscaleiop
S: Supported
S: Maintained
F: Documentation/crypto/async-tx-api.txt
F: crypto/async_tx/
F: drivers/dma/
Expand Down Expand Up @@ -2212,7 +2217,7 @@ S: Maintained
F: drivers/scsi/tmscsim.*

DC395x SCSI driver
M: Oliver Neukum <oliver@neukum.name>
M: Oliver Neukum <oliver@neukum.org>
M: Ali Akcaagac <aliakc@web.de>
M: Jamie Lenehan <lenehan@twibble.org>
W: http://twibble.org/dist/dc395x/
Expand Down Expand Up @@ -2359,7 +2364,7 @@ T: git git://git.linaro.org/people/sumitsemwal/linux-dma-buf.git

DMA GENERIC OFFLOAD ENGINE SUBSYSTEM
M: Vinod Koul <vinod.koul@intel.com>
M: Dan Williams <dan.j.williams@intel.com>
M: Dan Williams <djbw@fb.com>
S: Supported
F: drivers/dma/
F: include/linux/dma*
Expand Down Expand Up @@ -3094,7 +3099,7 @@ F: include/linux/gigaset_dev.h

GPIO SUBSYSTEM
M: Grant Likely <grant.likely@secretlab.ca>
M: Linus Walleij <linus.walleij@stericsson.com>
M: Linus Walleij <linus.walleij@linaro.org>
S: Maintained
T: git git://git.secretlab.ca/git/linux-2.6.git
F: Documentation/gpio.txt
Expand Down Expand Up @@ -3547,7 +3552,6 @@ K: \b(ABS|SYN)_MT_

INTEL C600 SERIES SAS CONTROLLER DRIVER
M: Intel SCU Linux support <intel-linux-scu@intel.com>
M: Dan Williams <dan.j.williams@intel.com>
M: Dave Jiang <dave.jiang@intel.com>
M: Ed Nadolski <edmund.nadolski@intel.com>
L: linux-scsi@vger.kernel.org
Expand Down Expand Up @@ -3590,8 +3594,8 @@ F: arch/x86/kernel/microcode_core.c
F: arch/x86/kernel/microcode_intel.c

INTEL I/OAT DMA DRIVER
M: Dan Williams <dan.j.williams@intel.com>
S: Supported
M: Dan Williams <djbw@fb.com>
S: Maintained
F: drivers/dma/ioat*

INTEL IOMMU (VT-d)
Expand All @@ -3603,8 +3607,8 @@ F: drivers/iommu/intel-iommu.c
F: include/linux/intel-iommu.h

INTEL IOP-ADMA DMA DRIVER
M: Dan Williams <dan.j.williams@intel.com>
S: Maintained
M: Dan Williams <djbw@fb.com>
S: Odd fixes
F: drivers/dma/iop-adma.c

INTEL IXP4XX QMGR, NPE, ETHERNET and HSS SUPPORT
Expand Down Expand Up @@ -4533,7 +4537,7 @@ S: Supported
F: arch/microblaze/

MICROTEK X6 SCANNER
M: Oliver Neukum <oliver@neukum.name>
M: Oliver Neukum <oliver@neukum.org>
S: Maintained
F: drivers/usb/image/microtek.*

Expand Down Expand Up @@ -5329,14 +5333,15 @@ PIN CONTROL SUBSYSTEM
M: Linus Walleij <linus.walleij@linaro.org>
S: Maintained
F: drivers/pinctrl/
F: include/linux/pinctrl/

PIN CONTROLLER - ST SPEAR
M: Viresh Kumar <viresh.linux@gmail.com>
M: Viresh Kumar <viresh.linux@gmail.com>
L: spear-devel@list.st.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: http://www.st.com/spear
S: Maintained
F: driver/pinctrl/spear/
F: drivers/pinctrl/spear/

PKTCDVD DRIVER
M: Peter Osterlund <petero2@telia.com>
Expand Down Expand Up @@ -7071,7 +7076,7 @@ F: include/linux/mtd/ubi.h
F: include/mtd/ubi-user.h

USB ACM DRIVER
M: Oliver Neukum <oliver@neukum.name>
M: Oliver Neukum <oliver@neukum.org>
L: linux-usb@vger.kernel.org
S: Maintained
F: Documentation/usb/acm.txt
Expand All @@ -7092,7 +7097,7 @@ S: Supported
F: drivers/block/ub.c

USB CDC ETHERNET DRIVER
M: Oliver Neukum <oliver@neukum.name>
M: Oliver Neukum <oliver@neukum.org>
L: linux-usb@vger.kernel.org
S: Maintained
F: drivers/net/usb/cdc_*.c
Expand Down Expand Up @@ -7165,7 +7170,7 @@ F: drivers/usb/host/isp116x*
F: include/linux/usb/isp116x.h

USB KAWASAKI LSI DRIVER
M: Oliver Neukum <oliver@neukum.name>
M: Oliver Neukum <oliver@neukum.org>
L: linux-usb@vger.kernel.org
S: Maintained
F: drivers/usb/serial/kl5kusb105.*
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 = 3
PATCHLEVEL = 6
SUBLEVEL = 0
EXTRAVERSION = -rc1
EXTRAVERSION = -rc2
NAME = Saber-toothed Squirrel

# *DOCUMENTATION*
Expand Down
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