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4945 Commits

Author SHA1 Message Date
Inaky Perez-Gonzalez
3e91029ae0 i2400m: documentation and instructions for usage
The driver for the i2400m is a stacked driver. There is a core driver,
the bus-generic driver that has no knowledge or dependencies on how
the device is connected to the system; it only knows how to speak the
device protocol. Then there are the bus-specific drivers (for USB and
SDIO) that provide backends for the generic driver to communicate with
the device.

The bus generic driver connects to the network and WiMAX stacks on the
top side, and on the bottom to the bus-specific drivers.

Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-07 10:00:18 -08:00
Inaky Perez-Gonzalez
b0c83ae1de wimax: Makefile, Kconfig and docbook linkage for the stack
This patch provides Makefile and KConfig for the WiMAX stack,
integrating them into the networking stack's Makefile, Kconfig and
doc-book templates.

Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-07 10:00:17 -08:00
Inaky Perez-Gonzalez
0d695913b0 wimax: documentation for the stack
wimax documentation

Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-07 10:00:16 -08:00
Alan Stern
c838ea4626 USB: storage: make the "quirks=" module parameter writable
This patch (as1190) makes usb-storage's "quirks=" module parameter
writable, so that users can add entries for their devices at runtime
with no need to reboot or reload usb-storage.

New codes are added for the SANE_SENSE, CAPACITY_HEURISTICS, and
CAPACITY_OK flags.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-07 10:00:12 -08:00
Alan Stern
9ac39f28b5 USB: add asynchronous autosuspend/autoresume support
This patch (as1160b) adds support routines for asynchronous autosuspend
and autoresume, with accompanying documentation updates.  There
already are several potential users of this interface, and others are
likely to arise as autosuspend support becomes more widespread.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-07 09:59:53 -08:00
Alan Stern
d4f373e57d USB: usb-storage: add "quirks=" module parameter
This patch (as1163b) adds a "quirks=" module parameter to usb-storage.
This will allow people to make short-term changes to their
unusual_devs list without rebuilding the entire driver.  Testing will
become much easier, and less-sophisticated users will be able to
access their buggy devices after a simple config-file change instead
of having to wait for a new kernel release.

The patch also adds a documentation entry for usb-storage's
"delay_use" parameter, which has been around for years but but was
never listed among the kernel parameters.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-07 09:59:53 -08:00
Linus Torvalds
db30c70575 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (29 commits)
  Input: i8042 - add Dell Vostro 1510 to nomux list
  Input: gtco - use USB endpoint API
  Input: add support for Maple controller as a joystick
  Input: atkbd - broaden the Dell DMI signatures
  Input: HIL drivers - add MODULE_ALIAS()
  Input: map_to_7segment.h - convert to __inline__ for userspace
  Input: add support for enhanced rotary controller on pxa930 and pxa935
  Input: add support for trackball on pxa930 and pxa935
  Input: add da9034 touchscreen support
  Input: ads7846 - strict_strtoul takes unsigned long
  Input: make some variables and functions static
  Input: add tsc2007 based touchscreen driver
  Input: psmouse - add module parameters to control OLPC touchpad delays
  Input: i8042 - add Gigabyte M912 netbook to noloop exception table
  Input: atkbd - Samsung NC10 key repeat fix
  Input: atkbd - add keyboard quirk for HP Pavilion ZV6100 laptop
  Input: libps2 - handle 0xfc responses from devices
  Input: add support for Wacom W8001 penabled serial touchscreen
  Input: synaptics - report multi-taps only if supported by the device
  Input: add joystick driver for Walkera WK-0701 RC transmitter
  ...
2009-01-06 17:14:01 -08:00
Linus Torvalds
c861ea2cb2 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6:
  CRED: Fix regression in cap_capable() as shown up by sys_faccessat() [ver #3]
  Revert "CRED: Fix regression in cap_capable() as shown up by sys_faccessat() [ver #2]"
  SELinux: shrink sizeof av_inhert selinux_class_perm and context
  CRED: Fix regression in cap_capable() as shown up by sys_faccessat() [ver #2]
  keys: fix sparse warning by adding __user annotation to cast
  smack: Add support for unlabeled network hosts and networks
  selinux: Deprecate and schedule the removal of the the compat_net functionality
  netlabel: Update kernel configuration API
2009-01-06 17:11:39 -08:00
Linus Torvalds
40d7ee5d16 Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6: (60 commits)
  uio: make uio_info's name and version const
  UIO: Documentation for UIO ioport info handling
  UIO: Pass information about ioports to userspace (V2)
  UIO: uio_pdrv_genirq: allow custom irq_flags
  UIO: use pci_ioremap_bar() in drivers/uio
  arm: struct device - replace bus_id with dev_name(), dev_set_name()
  libata: struct device - replace bus_id with dev_name(), dev_set_name()
  avr: struct device - replace bus_id with dev_name(), dev_set_name()
  block: struct device - replace bus_id with dev_name(), dev_set_name()
  chris: struct device - replace bus_id with dev_name(), dev_set_name()
  dmi: struct device - replace bus_id with dev_name(), dev_set_name()
  gadget: struct device - replace bus_id with dev_name(), dev_set_name()
  gpio: struct device - replace bus_id with dev_name(), dev_set_name()
  gpu: struct device - replace bus_id with dev_name(), dev_set_name()
  hwmon: struct device - replace bus_id with dev_name(), dev_set_name()
  i2o: struct device - replace bus_id with dev_name(), dev_set_name()
  IA64: struct device - replace bus_id with dev_name(), dev_set_name()
  i7300_idle: struct device - replace bus_id with dev_name(), dev_set_name()
  infiniband: struct device - replace bus_id with dev_name(), dev_set_name()
  ISDN: struct device - replace bus_id with dev_name(), dev_set_name()
  ...
2009-01-06 17:02:07 -08:00
Linus Torvalds
59e3af21e9 Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (41 commits)
  scc_pata: make use of scc_dma_sff_read_status()
  ide-dma-sff: factor out ide_dma_sff_write_status()
  ide: move read_sff_dma_status() method to 'struct ide_dma_ops'
  ide: don't set hwif->dma_ops in init_dma() method
  Resurrect IT8172 IDE controller driver
  piix: sync ich_laptop[] with ata_piix.c
  ide: update warm-plug HOWTO
  ide: fix ide_port_scan() to do ACPI setup after initializing request queues
  ide: remove now redundant ->cur_dev checks
  ide: remove unused ide_hwif_t.sg_mapped field
  ide: struct ide_atapi_pc - remove unused fields and update documentation
  ide: remove superfluous hwif variable assignment from ide_timer_expiry()
  ide: use ide_pci_is_in_compatibility_mode() helper in setup-pci.c
  ide: make "paranoia" ->handler check in ide_intr() more strict
  ide-cd: convert to ide-atapi facilities
  ide-cd: start DMA before sending the actual packet command
  ide-cd: wait for DRQ to get set per default
  ide: Fix drive's DWORD-IO handling
  ide: add port and host iterators
  ide: dynamic allocation of device structures
  ...
2009-01-06 17:00:50 -08:00
Hidehiro Kawai
4cb0e11b15 coredump_filter: permit changing of the default filter
Introduce a new kernel parameter `coredump_filter'.  Setting a value to
this parameter causes the default bitmask of coredump_filter to be
changed.

It is useful for users to change coredump_filter settings for the whole
system at boot time.  Without this parameter, users have to change
coredump_filter settings for each /proc/<pid>/ in an initializing script.

Signed-off-by: Hidehiro Kawai <hidehiro.kawai.ez@hitachi.com>
Cc: Roland McGrath <roland@redhat.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:29 -08:00
Randy Dunlap
ecb08d8131 doc: reformat some long lines in kernel-parameters.txt
Reformat text to (mostly) stay within 80 columns of text.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:28 -08:00
Randy Dunlap
7c4be253d3 docs: add more early params to kernel-parameters.txt
Add some (more) early_param boot options to kernel-parameters.txt.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:28 -08:00
Randy Dunlap
28f4d75a61 documentation: how to use DOC: section blocks
Add info on how to use DOC: sections in kernel-doc.  DOC: sections enable
the addition of inline source file comments that are general in nature
instead of being specific to a function, struct, union, enum, or typedef.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:28 -08:00
Randy Dunlap
58cc855c39 documentation: update s390 header file paths
Update Documentation/s390/ files to reflect changed header files
locations.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:28 -08:00
Randy Dunlap
07983f0e36 documentation: update header file paths
Update several Documentation/ files and a few sub-dir files (only one
change in each) to reflect changed header files locations.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:28 -08:00
Randy Dunlap
d78dd070cc docs: document how to write @varargs in kernel-doc
Add documentation on how to use kernel-doc for function parameters
that are "..." (varargs).

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:28 -08:00
Masami Hiramatsu
e8386a0cb2 kprobes: support probing module __exit function
Allows kprobes to probe __exit routine.  This adds flags member to struct
kprobe.  When module is freed(kprobes hooks module_notifier to get this
event), kprobes which probe the functions in that module are set to "Gone"
flag to the flags member.  These "Gone" probes are never be enabled.
Users can check the GONE flag through debugfs.

This also removes mod_refcounted, because we couldn't free a module if
kprobe incremented the refcount of that module.

[akpm@linux-foundation.org: document some locking]
[mhiramat@redhat.com: bugfix: pass aggr_kprobe to arch_remove_kprobe]
[mhiramat@redhat.com: bugfix: release old_p's insn_slot before error return]
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Acked-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:21 -08:00
Darrick J. Wong
89fac11cb3 adt7470: make automatic fan control really work
It turns out that the adt7470's automatic fan control algorithm only works
when the temperature sensors get updated.  This in turn happens only when
someone tells the chip to read its temperature sensors.  Regrettably, this
means that we have to drive the chip periodically.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Cc: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:18 -08:00
Tejun Heo
5f820f648c poll: allow f_op->poll to sleep
f_op->poll is the only vfs operation which is not allowed to sleep.  It's
because poll and select implementation used task state to synchronize
against wake ups, which doesn't have to be the case anymore as wait/wake
interface can now use custom wake up functions.  The non-sleep restriction
can be a bit tricky because ->poll is not called from an atomic context
and the result of accidentally sleeping in ->poll only shows up as
temporary busy looping when the timing is right or rather wrong.

This patch converts poll/select to use custom wake up function and use
separate triggered variable to synchronize against wake up events.  The
only added overhead is an extra function call during wake up and
negligible.

This patch removes the one non-sleep exception from vfs locking rules and
is beneficial to userland filesystem implementations like FUSE, 9p or
peculiar fs like spufs as it's very difficult for those to implement
non-sleeping poll method.

While at it, make the following cosmetic changes to make poll.h and
select.c checkpatch friendly.

* s/type * symbol/type *symbol/		   : three places in poll.h
* remove blank line before EXPORT_SYMBOL() : two places in select.c

Oleg: spotted missing barrier in poll_schedule_timeout()
Davide: spotted missing write barrier in pollwake()

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Eric Van Hensbergen <ericvh@gmail.com>
Cc: Ron Minnich <rminnich@sandia.gov>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Cc: Davide Libenzi <davidel@xmailserver.org>
Cc: Brad Boyer <flar@allandria.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Roland McGrath <roland@redhat.com>
Cc: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Davide Libenzi <davidel@xmailserver.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:12 -08:00
Hugh Dickins
63d6c5ad7f mm: remove try_to_munlock from vmscan
An unfortunate feature of the Unevictable LRU work was that reclaiming an
anonymous page involved an extra scan through the anon_vma: to check that
the page is evictable before allocating swap, because the swap could not
be freed reliably soon afterwards.

Now try_to_free_swap() has replaced remove_exclusive_swap_page(), that's
not an issue any more: remove try_to_munlock() call from
shrink_page_list(), leaving it to try_to_munmap() to discover if the page
is one to be culled to the unevictable list - in which case then
try_to_free_swap().

Update unevictable-lru.txt to remove comments on the try_to_munlock() in
shrink_page_list(), and shorten some lines over 80 columns.

Signed-off-by: Hugh Dickins <hugh@veritas.com>
Cc: Lee Schermerhorn <lee.schermerhorn@hp.com>
Acked-by: Rik van Riel <riel@redhat.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Robin Holt <holt@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:03 -08:00
David Rientjes
2da02997e0 mm: add dirty_background_bytes and dirty_bytes sysctls
This change introduces two new sysctls to /proc/sys/vm:
dirty_background_bytes and dirty_bytes.

dirty_background_bytes is the counterpart to dirty_background_ratio and
dirty_bytes is the counterpart to dirty_ratio.

With growing memory capacities of individual machines, it's no longer
sufficient to specify dirty thresholds as a percentage of the amount of
dirtyable memory over the entire system.

dirty_background_bytes and dirty_bytes specify quantities of memory, in
bytes, that represent the dirty limits for the entire system.  If either
of these values is set, its value represents the amount of dirty memory
that is needed to commence either background or direct writeback.

When a `bytes' or `ratio' file is written, its counterpart becomes a
function of the written value.  For example, if dirty_bytes is written to
be 8096, 8K of memory is required to commence direct writeback.
dirty_ratio is then functionally equivalent to 8K / the amount of
dirtyable memory:

	dirtyable_memory = free pages + mapped pages + file cache

	dirty_background_bytes = dirty_background_ratio * dirtyable_memory
		-or-
	dirty_background_ratio = dirty_background_bytes / dirtyable_memory

		AND

	dirty_bytes = dirty_ratio * dirtyable_memory
		-or-
	dirty_ratio = dirty_bytes / dirtyable_memory

Only one of dirty_background_bytes and dirty_background_ratio may be
specified at a time, and only one of dirty_bytes and dirty_ratio may be
specified.  When one sysctl is written, the other appears as 0 when read.

The `bytes' files operate on a page size granularity since dirty limits
are compared with ZVC values, which are in page units.

Prior to this change, the minimum dirty_ratio was 5 as implemented by
get_dirty_limits() although /proc/sys/vm/dirty_ratio would show any user
written value between 0 and 100.  This restriction is maintained, but
dirty_bytes has a lower limit of only one page.

Also prior to this change, the dirty_background_ratio could not equal or
exceed dirty_ratio.  This restriction is maintained in addition to
restricting dirty_background_bytes.  If either background threshold equals
or exceeds that of the dirty threshold, it is implicitly set to half the
dirty threshold.

Acked-by: Peter Zijlstra <peterz@infradead.org>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: David Rientjes <rientjes@google.com>
Cc: Andrea Righi <righi.andrea@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:03 -08:00
Gary Hade
c04fc586c1 mm: show node to memory section relationship with symlinks in sysfs
Show node to memory section relationship with symlinks in sysfs

Add /sys/devices/system/node/nodeX/memoryY symlinks for all
the memory sections located on nodeX.  For example:
/sys/devices/system/node/node1/memory135 -> ../../memory/memory135
indicates that memory section 135 resides on node1.

Also revises documentation to cover this change as well as updating
Documentation/ABI/testing/sysfs-devices-memory to include descriptions
of memory hotremove files 'phys_device', 'phys_index', and 'state'
that were previously not described there.

In addition to it always being a good policy to provide users with
the maximum possible amount of physical location information for
resources that can be hot-added and/or hot-removed, the following
are some (but likely not all) of the user benefits provided by
this change.
Immediate:
  - Provides information needed to determine the specific node
    on which a defective DIMM is located.  This will reduce system
    downtime when the node or defective DIMM is swapped out.
  - Prevents unintended onlining of a memory section that was
    previously offlined due to a defective DIMM.  This could happen
    during node hot-add when the user or node hot-add assist script
    onlines _all_ offlined sections due to user or script inability
    to identify the specific memory sections located on the hot-added
    node.  The consequences of reintroducing the defective memory
    could be ugly.
  - Provides information needed to vary the amount and distribution
    of memory on specific nodes for testing or debugging purposes.
Future:
  - Will provide information needed to identify the memory
    sections that need to be offlined prior to physical removal
    of a specific node.

Symlink creation during boot was tested on 2-node x86_64, 2-node
ppc64, and 2-node ia64 systems.  Symlink creation during physical
memory hot-add tested on a 2-node x86_64 system.

Signed-off-by: Gary Hade <garyhade@us.ibm.com>
Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-06 15:59:00 -08:00
James Morris
ac8cc0fa53 Merge branch 'next' into for-linus 2009-01-07 09:58:22 +11:00
Stephen Rothwell
b8ac9fc0e8 uio: make uio_info's name and version const
These are only ever assigned constant strings and never modified.

This was noticed because Wolfram Sang needed to cast the result of
of_get_property() in order to assign it to the name field of a struct
uio_info.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Hans J. Koch <hjk@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-06 10:44:44 -08:00
Hans J. Koch
a2ab3d3000 UIO: Documentation for UIO ioport info handling
This patch updates UIO documentation with the changes introduced by
previous UIO patch.

Signed-off-by: Hans J. Koch <hjk@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-06 10:44:44 -08:00
Rusty Russell
0732b49c8c kobject: Make Documentation/kobject.txt a little more coherent.
While reading Documentation/kobject.txt:

  Note kobject_rename does perform any locking or have a solid notion of
  what names are valid so the provide must provide their own sanity checking
  and serialization.

I expect better: You never see me hard with time word making sentence
coherent stuff.  Ever.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-06 10:44:32 -08:00
Bartlomiej Zolnierkiewicz
02c84bde23 ide: update warm-plug HOWTO
Reported-by: Bruno Prémont <bonbons@linux-vserver.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-01-06 17:21:00 +01:00
Tiger Yang
a68979b857 ocfs2: add mount option and Kconfig option for acl
This patch adds the Kconfig option "CONFIG_OCFS2_FS_POSIX_ACL"
and mount options "acl" to enable acls in Ocfs2.

Signed-off-by: Tiger Yang <tiger.yang@oracle.com>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>
2009-01-05 08:36:52 -08:00
Linus Torvalds
7d3b56ba37 Merge branch 'cpus4096-for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'cpus4096-for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (77 commits)
  x86: setup_per_cpu_areas() cleanup
  cpumask: fix compile error when CONFIG_NR_CPUS is not defined
  cpumask: use alloc_cpumask_var_node where appropriate
  cpumask: convert shared_cpu_map in acpi_processor* structs to cpumask_var_t
  x86: use cpumask_var_t in acpi/boot.c
  x86: cleanup some remaining usages of NR_CPUS where s/b nr_cpu_ids
  sched: put back some stack hog changes that were undone in kernel/sched.c
  x86: enable cpus display of kernel_max and offlined cpus
  ia64: cpumask fix for is_affinity_mask_valid()
  cpumask: convert RCU implementations, fix
  xtensa: define __fls
  mn10300: define __fls
  m32r: define __fls
  h8300: define __fls
  frv: define __fls
  cris: define __fls
  cpumask: CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
  cpumask: zero extra bits in alloc_cpumask_var_node
  cpumask: replace for_each_cpu_mask_nr with for_each_cpu in kernel/time/
  cpumask: convert mm/
  ...
2009-01-03 12:04:39 -08:00
Linus Torvalds
f60a0a7984 Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (34 commits)
  V4L/DVB (10173): Missing v4l2_prio_close in radio_release
  V4L/DVB (10172): add DVB_DEVICE_TYPE= to uevent
  V4L/DVB (10171): Use usb_set_intfdata
  V4L/DVB (10170): tuner-simple: prevent possible OOPS caused by divide by zero error
  V4L/DVB (10168): sms1xxx: fix inverted gpio for lna control on tiger r2
  V4L/DVB (10167): sms1xxx: add support for inverted gpio
  V4L/DVB (10166): dvb frontend: stop using non-C99 compliant comments
  V4L/DVB (10165): Add FE_CAN_2G_MODULATION flag to frontends that support DVB-S2
  V4L/DVB (10164): Add missing S2 caps flag to S2API
  V4L/DVB (10163): em28xx: allocate adev together with struct em28xx dev
  V4L/DVB (10162): tuner-simple: Fix tuner type set message
  V4L/DVB (10161): saa7134: fix autodetection for AVer TV GO 007 FM Plus
  V4L/DVB (10160): em28xx: update chip id for em2710
  V4L/DVB (10157): Add USB ID for the Sil4701 radio from DealExtreme
  V4L/DVB (10156): saa7134: Add support for Avermedia AVer TV GO 007 FM Plus
  V4L/DVB (10155): Add TEA5764 radio driver
  V4L/DVB (10154): saa7134: fix a merge conflict on Behold H6 board
  V4L/DVB (10153): Add the Beholder H6 card to DVB-T part of sources.
  V4L/DVB (10152): Change configuration of the Beholder H6 card
  V4L/DVB (10151): Fix I2C bridge error in zl10353
  ...
2009-01-03 12:02:18 -08:00
Mike Travis
7eb1955336 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask into merge-rr-cpumask
Conflicts:
	arch/x86/kernel/io_apic.c
	kernel/rcuclassic.c
	kernel/sched.c
	kernel/time/tick-sched.c

Signed-off-by: Mike Travis <travis@sgi.com>
[ mingo@elte.hu: backmerged typo fix for io_apic.c ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-01-03 18:53:31 +01:00
Linus Torvalds
8e3bda0863 Merge branch 'linux-next' of git://git.infradead.org/ubifs-2.6
* 'linux-next' of git://git.infradead.org/ubifs-2.6: (33 commits)
  UBIFS: add more useful debugging prints
  UBIFS: print debugging messages properly
  UBIFS: fix numerous spelling mistakes
  UBIFS: allow mounting when short of space
  UBIFS: fix writing uncompressed files
  UBIFS: fix checkpatch.pl warnings
  UBIFS: fix sparse warnings
  UBIFS: simplify make_free_space
  UBIFS: do not lie about used blocks
  UBIFS: restore budg_uncommitted_idx
  UBIFS: always commit on unmount
  UBIFS: use ubi_sync
  UBIFS: always commit in sync_fs
  UBIFS: fix file-system synchronization
  UBIFS: fix constants initialization
  UBIFS: avoid unnecessary calculations
  UBIFS: re-calculate min_idx_size after the commit
  UBIFS: use nicer 64-bit math
  UBIFS: fix available blocks count
  UBIFS: various comment improvements and fixes
  ...
2009-01-02 15:57:47 -08:00
Linus Torvalds
574c3fdae3 Merge branch 'linux-next' of git://git.infradead.org/~dedekind/ubi-2.6
* 'linux-next' of git://git.infradead.org/~dedekind/ubi-2.6:
  UBI: fix checkpatch.pl warnings
  UBI: simplify PEB protection code
  UBI: prepare for protection tree improvements
  UBI: return -ENOMEM upon failing vmalloc
  UBI: document UBI ioctls
  UBI: handle write errors in WL worker
  UBI: fix error path
  UBI: some code re-structuring
  UBI: fix deadlock
  UBI: fix warnings when debugging is enabled
2009-01-02 15:57:26 -08:00
Linus Torvalds
56635f7e61 Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-next
* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-next:
  kbuild: ignore a few files in headers_check
  kbuild: add checks for include of linux/types in userspace headers
  kbuild: drop debugging leftover in tags.sh
  kbuild: document environment variables
  kbuild: make *config usage docs
  kbuild: disable sparse warning "returning void-valued expression"
  kbuild: in headers_install autoconvert asm/inline/volatile to __xxx__
  kbuild: check for leaked CONFIG_ symbols to userspace
  headers_check.pl: disallow extern's
  kconfig: improve error messages for bad source statements
  kconfig: struct property commented
  kconfig: add comments to symbol flags
  kconfig: explain symbol value defaults
  m68k: fix recursive dependency in Kconfig
2009-01-02 15:56:54 -08:00
Linus Torvalds
b840d79631 Merge branch 'cpus4096-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'cpus4096-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (66 commits)
  x86: export vector_used_by_percpu_irq
  x86: use logical apicid in x2apic_cluster's x2apic_cpu_mask_to_apicid_and()
  sched: nominate preferred wakeup cpu, fix
  x86: fix lguest used_vectors breakage, -v2
  x86: fix warning in arch/x86/kernel/io_apic.c
  sched: fix warning in kernel/sched.c
  sched: move test_sd_parent() to an SMP section of sched.h
  sched: add SD_BALANCE_NEWIDLE at MC and CPU level for sched_mc>0
  sched: activate active load balancing in new idle cpus
  sched: bias task wakeups to preferred semi-idle packages
  sched: nominate preferred wakeup cpu
  sched: favour lower logical cpu number for sched_mc balance
  sched: framework for sched_mc/smt_power_savings=N
  sched: convert BALANCE_FOR_xx_POWER to inline functions
  x86: use possible_cpus=NUM to extend the possible cpus allowed
  x86: fix cpu_mask_to_apicid_and to include cpu_online_mask
  x86: update io_apic.c to the new cpumask code
  x86: Introduce topology_core_cpumask()/topology_thread_cpumask()
  x86: xen: use smp_call_function_many()
  x86: use work_on_cpu in x86/kernel/cpu/mcheck/mce_amd_64.c
  ...

Fixed up trivial conflict in kernel/time/tick-sched.c manually
2009-01-02 11:44:09 -08:00
Sam Ravnborg
acc08b516f kbuild: document environment variables
Add kbuild.txt to Documentation/kbuild
More stuff can be added later - at least we have
som of the varous environment variables documented now.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
2009-01-02 20:43:25 +01:00
Randy Dunlap
2af238e455 kbuild: make *config usage docs
Create a kconfig user assistance guide, with a few tips and hints
about using menuconfig, xconfig, and gconfig.

Mostly contains user interface, environment variables, and search topics,
along with mini.config/custom.config usage.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
2009-01-02 20:43:25 +01:00
Mark Lord
5e6de7d9a1 V4L/DVB (10157): Add USB ID for the Sil4701 radio from DealExtreme
Signed-off-by: Mark Lord <mlord@pobox.com>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
[tobias.lorenz@gmx.net: Code beautifications and documentation added]
Signed-off-by: Tobias Lorenz <tobias.lorenz@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-01-02 17:13:56 -02:00
Pham Thanh Nam
6a2d802ca0 V4L/DVB (10156): saa7134: Add support for Avermedia AVer TV GO 007 FM Plus
This patch adds support for Avermedia AVer TV GO 007 FM Plus (M15C) on
saa7134 driver (PCI ID 1461:f31d).

Signed-off-by: Pham Thanh Nam <phamthanhnam.ptn@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-01-02 17:13:44 -02:00
Hans Verkuil
aecde8b53b V4L/DVB (10141): v4l2: debugging API changed to match against driver name instead of ID.
Since the i2c driver ID will be removed in the near future we have to
modify the v4l2 debugging API to use the driver name instead of driver ID.

Note that this API is not used in applications other than v4l2-dbg.cpp
as it is for debugging and testing only.

Should anyone use the old VIDIOC_G_CHIP_IDENT, then this will be logged
with a warning that it is deprecated and will be removed in 2.6.30.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-01-02 17:11:52 -02:00
Hans Verkuil
c7dd09dabc V4L/DVB (10136): v4l2 doc: update v4l2-framework.txt
Mention the new v4l2_file_operations struct.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-01-02 17:11:19 -02:00
Hans Verkuil
dfa9a5ae67 V4L/DVB (10134): v4l2 doc: set v4l2_dev instead of parent.
Update the documentation now that the v4l2_dev field is in.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-01-02 17:10:56 -02:00
Hans Verkuil
50a2a8b35e V4L/DVB (10133): v4l2-framework: use correct comment style.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-01-02 17:10:50 -02:00
Linus Torvalds
2640c9a90f Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (32 commits)
  ide-atapi: start dma in a drive-specific way
  ide-atapi: put the rest of non-ide-cd code into the else-clause of ide_transfer_pc
  ide-atapi: remove timeout arg to ide_issue_pc
  ide-cd: remove handler wrappers
  ide-cd: remove xferlen arg to cdrom_start_packet_command
  ide-atapi: split drive-specific functionality in ide_issue_pc
  ide-atapi: assign expiry and timeout based on device type
  ide-atapi: compute cmd_len based on device type in ide_transfer_pc
  ide: remove the last ide-scsi remnants
  ide-atapi: remove ide-scsi remnants from ide_pc_intr()
  ide-atapi: remove ide-scsi remnants from ide_transfer_pc()
  ide-atapi: remove ide-scsi remnants from ide_issue_pc
  ide-cd: move cdrom_timer_expiry to ide-atapi.c
  ide-atapi: teach ide atapi about drive->waiting_for_dma
  ide-atapi: accomodate transfer length calculation for ide-cd
  ide-atapi: setup dma for ide-cd
  ide-atapi: combine drive-specific assignments
  ide-atapi: add a dev_is_idecd-inline
  remove ide-scsi
  ide-floppy: allocate only toplevel packet commands
  ...
2009-01-02 10:32:18 -08:00
Linus Torvalds
80618fa83a Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/dvrabel/uwb
* 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/dvrabel/uwb: (31 commits)
  uwb: remove beacon cache entry after calling uwb_notify()
  uwb: remove unused include/linux/uwb/debug.h
  uwb: use print_hex_dump()
  uwb: use dev_dbg() for debug messages
  uwb: fix memory leak in uwb_rc_notif()
  wusb: fix oops when terminating a non-existant reservation
  uwb: fix oops when terminating an already terminated reservation
  uwb: improved MAS allocator and reservation conflict handling
  wusb: add debug files for ASL, PZL and DI to the whci-hcd driver
  uwb: fix oops in debug PAL's reservation callback
  uwb: clean up whci_wait_for() timeout error message
  wusb: whci-hcd shouldn't do ASL/PZL updates while channel is inactive
  uwb: remove unused beacon group join/leave events
  wlp: start/stop radio on network interface up/down
  uwb: add basic radio manager
  uwb: add pal parameter to new reservation callback
  uwb: fix races between events and neh timers
  uwb: don't unbind the radio controller driver when resetting
  uwb: per-radio controller event thread and beacon cache
  uwb: add commands to add/remove IEs to the debug interface
  ...
2009-01-02 10:31:04 -08:00
Sukadev Bhattiprolu
784c4d8b1b Document usage of multiple-instances of devpts
Changelog [v2]:
	- Add note indicating strict isolation is not possible unless all
	  mounts of devpts use the 'newinstance' mount option.

Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-01-02 10:19:36 -08:00
FUJITA Tomonori
93c164af19 remove ide-scsi
As planed, this removes ide-scsi.

The 2.6 kernel supports direct writing to ide CD drives, which
eliminates the need for ide-scsi. ide-scsi has been unmaintained and
marked as deprecated.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: James.Bottomley@HansenPartnership.com
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2009-01-02 16:12:51 +01:00
David Vrabel
b21a207141 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Conflicts:

	drivers/uwb/wlp/eda.c
2009-01-02 13:17:13 +00:00
Al Viro
6badd79bd0 kill ->dir_notify()
Remove the hopelessly misguided ->dir_notify().  The only instance (cifs)
has been broken by design from the very beginning; the objects it creates
are never destroyed, keep references to struct file they can outlive, nothing
that could possibly evict them exists on close(2) path *and* no locking
whatsoever is done to prevent races with close(), should the previous, er,
deficiencies someday be dealt with.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2008-12-31 18:07:43 -05:00