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2009-11-17Merge commit 'v2.6.32-rc7' into core/iommuIngo Molnar
Merge reason: Add fixes we'll depend on. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-16RDMA/ucma: Add option to manually set IB pathSean Hefty
Export rdma_set_ib_paths to user space to allow applications to manually set the IB path used for connections. This allows alternative ways for a user space application or library to obtain path record information, including retrieving path information from cached data, avoiding direct interaction with the IB SA. The IB SA is a single, centralized entity that can limit scaling on large clusters running MPI applications. Future changes to the rdma cm can expand on this framework to support the full range of features allowed by the IB CM, such as separate forward and reverse paths and APM. Signed-off-by: Sean Hefty <sean.hefty@intel.com> Reviewed-By: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
2009-11-16perf_event: Optimize perf_output_lock()Peter Zijlstra
The purpose of perf_output_{un,}lock() is to: 1) avoid publishing incomplete data [ possible when publishing a head that is ahead of an entry that is still being written ] 2) guarantee fwd progress [ a simple refcount on pending writers doesn't need to drop to 0, making it so would end up implementing something like forced quiecent states of RCU ] To satisfy the above without undue complexity it serializes between CPUs, this means that a pending writer can only be the same cpu in a nested context, and since (under normal operation) a cpu always makes progress we're good -- if the head is only published when the bottom most writer completes. Now we don't need to disable IRQs in order to serialize between CPUs, disabling preemption ought to be sufficient, esp since we already deal with nesting due to NMIs. This avoids potentially expensive (and needless) local IRQ disable/enable ops. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <1258373161.26714.254.camel@laptop> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-15Revert "isdn: isdn_ppp: Use SKB list facilities instead of home-grown ↵David S. Miller
implementation." This reverts commit 38783e671399b5405f1fd177d602c400a9577ae6. It causes kernel bugzilla #14594 Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-15remove deprecated and not used: print_mac()Marin Mitov
The function print_mac in net/ethernet/eth.c is marked __deprecated and not used. Remove it. Signed-off-by: Marin Mitov <mitov@issp.bas.bg> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-15net: Optimize hard_start_xmit() return checkingJarek Poplawski
Recent changes in the TX error propagation require additional checking and masking of values returned from hard_start_xmit(), mainly to separate cases where skb was consumed. This aim can be simplified by changing the order of NETDEV_TX and NET_XMIT codes, because the latter are treated similarly to negative (ERRNO) values. After this change much simpler dev_xmit_complete() is also used in sch_direct_xmit(), so it is moved to netdevice.h. Additionally NET_RX definitions in netdevice.h are moved up from between TX codes to avoid confusion while reading the TX comment. Signed-off-by: Jarek Poplawski <jarkao2@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-16pcf50633: Query charger status directlyPaul Fertser
Current scheme is fragile and is likely to go off sync, especially on batfull->adapter charging automatic MBC transition. Query the status bit every time we need it instead. We need to export another function to query for USB presence because we can't read anything from PCF50633 (via I2C) inside irq context and that is needed by usb gadgets. Signed-off-by: Paul Fertser <fercerpav@gmail.com> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
2009-11-16pcf50633: Get rid of charging restart software auto-triggeringPaul Fertser
After reaching Battery Full condition MBC state machine switches back into charging mode when the battery voltage falls below 96% of a battery float voltage. The voltage drop in Li-Ion batteries is marginal (1-2%) till about 80% of its capacity - which means, after a BATFULL, charging won't be restarted until 75-80%. That is a desired behaviour recommended by battery manufacturers, don't mess with it. Signed-off-by: Paul Fertser <fercerpav@gmail.com> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
2009-11-16pcf50633: introduces battery charging current controlBalaji Rao
Implement a new sysfs attribute to allow changing MBC charging limit on the fly independently of usb current limit. It also gets set automatically every time usb current limit is changed. Limiting charging current also prevents violating USB specification in the case when the whole device is shut down and usb current limit is reset to the factory default by the pcf50633 state transition. Signed-off-by: Balaji Rao <balajirrao@openmoko.org> Signed-off-by: Paul Fertser <fercerpav@gmail.com> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
2009-11-23ext4: add tracepoint for ext4_forget()Theodore Ts'o
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2009-11-16workqueue: Add debugobjects supportThomas Gleixner
Add debugobject support to track the life time of work_structs. While at it, remove duplicate definition of INIT_DELAYED_WORK_ON_STACK(). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Tejun Heo <tj@kernel.org>
2009-11-15Merge branches 'perf/powerpc' and 'perf/bench' into perf/coreIngo Molnar
Merge reason: Both 'perf bench' and the pending PowerPC changes are now ready for the next merge window. Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-15Merge commit 'v2.6.32-rc7' into perf/coreIngo Molnar
Merge reason: pick up perf fixlets Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-15nilfs2: deleted struct nilfs_dat_group_descJiro SEKIBA
struct nilfs_dat_group_desc is not used both in kernel and user spaces. struct nilfs_palloc_group_desc is used instead. Signed-off-by: Jiro SEKIBA <jir@unicus.jp> Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
2009-11-15swiotlb: Remove duplicate swiotlb_force extern declarationsFUJITA Tomonori
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: tony.luck@intel.com LKML-Reference: <1258199198-16657-4-git-send-email-fujita.tomonori@lab.ntt.co.jp> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-14Merge branch 'for-linus' of ↵Linus Torvalds
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: Input: psmouse - remove unneeded '\n' from psmouse.proto parameter Input: atkbd - restore LED state at reconnect Input: force LED reset on resume Input: fix locking in memoryless force-feedback devices
2009-11-14Merge branch 'fix/misc' into topic/miscTakashi Iwai
2009-11-14perf_event: Fix invalid type in ioctl definitionArjan van de Ven
u64 is invalid in userspace headers, including ioctl definitions; use __u64 instead Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Cc: <stable@kernel.org> LKML-Reference: <20091113214733.7cd76be9@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-13inetpeer: Optimize inet_getid()Eric Dumazet
While investigating for network latencies, I found inet_getid() was a contention point for some workloads, as inet_peer_idlock is shared by all inet_getid() users regardless of peers. One way to fix this is to make ip_id_count an atomic_t instead of __u16, and use atomic_add_return(). In order to keep sizeof(struct inet_peer) = 64 on 64bit arches tcp_ts_stamp is also converted to __u32 instead of "unsigned long". Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-13inet: fix inet_bind_bucket_for_eachLucian Adrian Grijincu
The first "node" is supposed to be the cursor used in the for_each. The second "node" is ment literally and should not be macro expanded: it's the name of the hlist_node field from the inet_bind_bucket. This currently works because when inet_bind_bucket_for_each is called it's argument is still "node". Signed-off-by: Lucian Adrian Grijincu <lgrijincu@ixiacom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-13ipv6: use RCU to walk list of network devicesEric Dumazet
No longer need read_lock(&dev_base_lock), use RCU instead. We also can avoid taking references on inet6_dev structs. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-13net: TCP_MSS_DEFAULT, TCP_MSS_DESIREDWilliam Allen Simpson
Define two symbols needed in both kernel and user space. Remove old (somewhat incorrect) kernel variant that wasn't used in most cases. Default should apply to both RMSS and SMSS (RFC2581). Replace numeric constants with defined symbols. Stand-alone patch, originally developed for TCPCT. Signed-off-by: William.Allen.Simpson@gmail.com Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-13sctp: Set source addresses on the association before adding transportsVlad Yasevich
Recent commit 8da645e101a8c20c6073efda3c7cc74eec01b87f sctp: Get rid of an extra routing lookup when adding a transport introduced a regression in the connection setup. The behavior was different between IPv4 and IPv6. IPv4 case ended up working because the route lookup routing returned a NULL route, which triggered another route lookup later in the output patch that succeeded. In the IPv6 case, a valid route was returned for first call, but we could not find a valid source address at the time since the source addresses were not set on the association yet. Thus resulted in a hung connection. The solution is to set the source addresses on the association prior to adding peers. Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-13tracing: Fix event format exportJohannes Berg
For some reason the export of the event print format to userspace uses '#fmt' which breaks if the format string is anything but a plain string, for example if it is built with macros then the macro names are exported instead of their contents. Use "\"%s\"", fmt instead of "%s", #fmt to export the string and not the way it is built. For example, in net/mac80211/driver-trace.h for the trace event drv_start there is: TP_printk( LOCAL_PR_FMT, LOCAL_PR_ARG ) Which use to produce: print fmt: LOCAL_PR_FMT, REC->wiphy_name Now produces: print fmt: "%s", REC->wiphy_name Signed-off-by: Johannes Berg <johannes@sipsolutions.net> LKML-Reference: <20091113224009.GB23942@elte.hu> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2009-11-14hw-breakpoints: Fix build on !perf architecturesIngo Molnar
the arch/alpha build fails with: In file included from tip/kernel/exit.c:52: tip/include/linux/hw_breakpoint.h: In function 'hw_breakpoint_addr': tip/include/linux/hw_breakpoint.h:21: error: 'struct perf_event' has no member named 'attr' [...] Move these helper inlines inside the CONFIG_HAVE_HW_BREAKPOINT ifdef. Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Prasad <prasad@linux.vnet.ibm.com> LKML-Reference: <1258114575-32655-1-git-send-email-fweisbec@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-13vc: Add support for hiding the cursor when creating VTsMatthew Garrett
Add support for setting a global default for whether or not a visible cursor should be enabled when creating VCs. The default will be to do so, unless overridden by the user at boot time or by a driver. Signed-off-by: Matthew Garrett <mjg@redhat.com> LKML-Reference: <1258143251-5818-1-git-send-email-mjg@redhat.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2009-11-14hw-breakpoints: Provide an off-case for counter_arch_bp()Frederic Weisbecker
If an arch doesn't support the hw breakpoints, counter_arch_bp() has no off case to cover the missing breakpoint info structure from the perf event. The result is a build error in non-x86 configs. Reported-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Prasad <prasad@linux.vnet.ibm.com> LKML-Reference: <1258114575-32655-1-git-send-email-fweisbec@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Prasad <prasad@linux.vnet.ibm.com>
2009-11-13cfg80211: return channel noise via survey APIHolger Schurig
This patch implements the NL80211_CMD_GET_SURVEY command and an get_survey() ops that a driver can implement. The goal of this command is to allow a drivers to report channel survey data (e.g. channel noise, channel occupation). For now, only the mechanism to report back channel noise has been implemented. In future, there will either be a survey-trigger command --- or the existing scan-trigger command will be enhanced. This will allow user-space to request survey for arbitrary channels. Note: any driver that cannot report channel noise should not report any value at all, e.g. made-up -92 dBm. Signed-off-by: Holger Schurig <holgerschurig@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-11-13mac80211: add nl80211/cfg80211 handling of the new mesh root mode option.Rui Paulo
Signed-off-by: Rui Paulo <rpaulo@gmail.com> Signed-off-by: Javier Cardona <javier@cozybit.com> Reviewed-by: Andrey Yurovsky <andrey@cozybit.com> Tested-by: Brian Cavagnolo <brian@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-11-13mac80211: replace "destination" with "target" to follow the specRui Paulo
Resulting object files have the same MD5 as before. Signed-off-by: Rui Paulo <rpaulo@gmail.com> Signed-off-by: Javier Cardona <javier@cozybit.com> Reviewed-by: Andrey Yurovsky <andrey@cozybit.com> Tested-by: Brian Cavagnolo <brian@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-11-13mac80211: implement RANN processing and forwardingRui Paulo
Process the RANN (Root Annoucement) Frame and try to find the HWMP root station by sending a PREQ. Signed-off-by: Rui Paulo <rpaulo@gmail.com> Signed-off-by: Javier Cardona <javier@cozybit.com> Reviewed-by: Andrey Yurovsky <andrey@cozybit.com> Tested-by: Brian Cavagnolo <brian@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-11-13x86, setup: Store the boot cursor stateMatthew Garrett
Add a field to store the boot cursor state and implement this for VGA on x86. This can then be used to set the default policy for the boot console. Signed-off-by: Matthew Garrett <mjg@redhat.com> LKML-Reference: <1258142222-16092-1-git-send-email-mjg@redhat.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2009-11-13net: allow to propagate errors through ->ndo_hard_start_xmit()Patrick McHardy
Currently the ->ndo_hard_start_xmit() callbacks are only permitted to return one of the NETDEV_TX codes. This prevents any kind of error propagation for virtual devices, like queue congestion of the underlying device in case of layered devices, or unreachability in case of tunnels. This patches changes the NET_XMIT codes to avoid clashes with the NETDEV_TX codes and changes the two callers of dev_hard_start_xmit() to expect either errno codes, NET_XMIT codes or NETDEV_TX codes as return value. In case of qdisc_restart(), all non NETDEV_TX codes are mapped to NETDEV_TX_OK since no error propagation is possible when using qdiscs. In case of dev_queue_xmit(), the error is propagated upwards. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-11-13locking: Make inlining decision Kconfig basedThomas Gleixner
commit 892a7c67 (locking: Allow arch-inlined spinlocks) implements the selection of which lock functions are inlined based on defines in arch/.../spinlock.h: #define __always_inline__LOCK_FUNCTION Despite of the name __always_inline__* the lock functions can be built out of line depending on config options. Also if the arch does not set some inline defines the generic code might set them; again depending on config options. This makes it unnecessary hard to figure out when and which lock functions are inlined. Aside of that it makes it way harder and messier for -rt to manipulate the lock functions. Convert the inlining decision to CONFIG switches. Each lock function is inlined depending on CONFIG_INLINE_*. The configs implement the existing dependencies. The architecture code can select ARCH_INLINE_* to signal that it wants the corresponding lock function inlined. ARCH_INLINE_* is necessary as Kconfig ignores "depends on" restrictions when a config element is selected. No functional change. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> LKML-Reference: <20091109151428.504477141@linutronix.de> Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com> Reviewed-by: Ingo Molnar <mingo@elte.hu> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
2009-11-13nohz: Allow 32-bit machines to sleep for more than 2.15 secondsJon Hunter
In the dynamic tick code, "max_delta_ns" (member of the "clock_event_device" structure) represents the maximum sleep time that can occur between timer events in nanoseconds. The variable, "max_delta_ns", is defined as an unsigned long which is a 32-bit integer for 32-bit machines and a 64-bit integer for 64-bit machines (if -m64 option is used for gcc). The value of max_delta_ns is set by calling the function "clockevent_delta2ns()" which returns a maximum value of LONG_MAX. For a 32-bit machine LONG_MAX is equal to 0x7fffffff and in nanoseconds this equates to ~2.15 seconds. Hence, the maximum sleep time for a 32-bit machine is ~2.15 seconds, where as for a 64-bit machine it will be many years. This patch changes the type of max_delta_ns to be "u64" instead of "unsigned long" so that this variable is a 64-bit type for both 32-bit and 64-bit machines. It also changes the maximum value returned by clockevent_delta2ns() to KTIME_MAX. Hence this allows a 32-bit machine to sleep for longer than ~2.15 seconds. Please note that this patch also changes "min_delta_ns" to be "u64" too and although this is unnecessary, it makes the patch simpler as it avoids to fixup all callers of clockevent_delta2ns(). [ tglx: changed "unsigned long long" to u64 as we use this data type through out the time code ] Signed-off-by: Jon Hunter <jon-hunter@ti.com> Cc: John Stultz <johnstul@us.ibm.com> LKML-Reference: <1250617512-23567-3-git-send-email-jon-hunter@ti.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2009-11-13nohz: Track last do_timer() cpuThomas Gleixner
The previous patch which limits the sleep time to the maximum deferment time of the time keeping clocksource has some limitations on SMP machines: if all CPUs are idle then for all CPUs the maximum sleep time is limited. Solve this by keeping track of which cpu had the do_timer() duty assigned last and limit the sleep time only for this cpu. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> LKML-Reference: <new-submission> Cc: Jon Hunter <jon-hunter@ti.com> Cc: John Stultz <johnstul@us.ibm.com>
2009-11-13nohz: Prevent clocksource wrapping during idleJon Hunter
The dynamic tick allows the kernel to sleep for periods longer than a single tick, but it does not limit the sleep time currently. In the worst case the kernel could sleep longer than the wrap around time of the time keeping clock source which would result in losing track of time. Prevent this by limiting it to the safe maximum sleep time of the current time keeping clock source. The value is calculated when the clock source is registered. [ tglx: simplified the code a bit and massaged the commit msg ] Signed-off-by: Jon Hunter <jon-hunter@ti.com> Cc: John Stultz <johnstul@us.ibm.com> LKML-Reference: <1250617512-23567-2-git-send-email-jon-hunter@ti.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2009-11-13clocksource: Provide a generic mult/shift factor calculationThomas Gleixner
MIPS has two functions to calculcate the mult/shift factors for clock sources and clock events at run time. ARM needs such functions as well. Implement a function which calculates the mult/shift factors based on the frequencies to which and from which is converted. The function also has a parameter to specify the minimum conversion range in seconds. This range is guaranteed not to produce a 64bit overflow when a value is multiplied with the calculated mult factor. The larger the conversion range the less becomes the conversion accuracy. Provide two inline wrappers which handle clock events and clock sources. For clock events the "from" frequency is nano seconds per second which corresponds to 1GHz and "to" is the device frequency. For clock sources "from" is the device frequency and "to" is nano seconds per second. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Mikael Pettersson <mikpe@it.uu.se> Acked-by: Ralf Baechle <ralf@linux-mips.org> Acked-by: Linus Walleij <linus.walleij@stericsson.com> Cc: John Stultz <johnstul@us.ibm.com> LKML-Reference: <20091111134229.766673305@linutronix.de>
2009-11-13clockevents: Use u32 for mult and shift factorsThomas Gleixner
The mult and shift factors of clock events differ in their data type from those of clock sources for no reason. u32 is sufficient for both. shift is always <= 32 and mult is limited to 2^32-1 to avoid 64bit multiplication overflows in the conversion. Preparatory patch for a generic mult/shift factor calculation function. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Mikael Pettersson <mikpe@it.uu.se> Acked-by: Ralf Baechle <ralf@linux-mips.org> Acked-by: Linus Walleij <linus.walleij@stericsson.com> Cc: John Stultz <johnstul@us.ibm.com> LKML-Reference: <20091111134229.725664788@linutronix.de>
2009-11-13nfsd: make fs/nfsd/vfs.h for common includesJ. Bruce Fields
None of this stuff is used outside nfsd, so move it out of the common linux include directory. Actually, probably none of the stuff in include/linux/nfsd/nfsd.h really belongs there, so later we may remove that file entirely. Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
2009-11-13tracing: Rename 'lockdep' event subsystem into 'lock'Frederic Weisbecker
Lockdep events subsystem gathers various locking related events such as a request, release, contention or acquisition of a lock. The name of this event subsystem is a bit of a misnomer since these events are not quite related to lockdep but more generally to locking, ie: these events are not reporting lock dependencies or possible deadlock scenario but pure locking events. Hence this rename. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Acked-by: Peter Zijlstra <peterz@infradead.org> Acked-by: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Li Zefan <lizf@cn.fujitsu.com> LKML-Reference: <1258103194-843-1-git-send-email-fweisbec@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-12IB/mlx4: Remove limitation on LSO header sizeEli Cohen
Current code has a limitation: an LSO header is not allowed to cross a 64 byte boundary. This patch removes this limitation by setting the WQE RR for large headers thus allowing LSO headers of any size. The extra buffer reserved for MLX4_IB_QP_LSO QPs has been doubled, from 64 to 128 bytes, assuming this is reasonable upper limit for header length. Also, this patch will cause IB_DEVICE_UD_TSO to be set only for HCA FW versions that set MLX4_DEV_CAP_FLAG_BLH; e.g. FW version 2.6.000 and higher. Signed-off-by: Eli Cohen <eli@mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
2009-11-12ASoC: Add jack_status_check callback function for GPIO jacksJoonyoung Shim
The jack_status_check callback function is the interface to check the status of the jack. Some target provides the method to distinguish what is the jack inserted - headphone jack, microphone jack, tvout jack, etc, so we can implement it using the jack_status_check function. Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2009-11-12ASoC: Add bit clock rate calculator utility functionsMark Brown
Many devices need to calculate the bit clock rate desired to work out the clock configuration required for the device. Provide utility functions to do this using both hw_params structures and raw numbers. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
2009-11-12serial: add support for the Lava Quattro PCI quad-port 16550A cardLennert Buytenhek
This seems to be a different model (with a different PCI ID) than the "Quatro" card that is also in the list. Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-11-12alpha: fix F_SETOWN_EX and F_GETLK64 conflictPeter Zijlstra
Fix a bug in commit ba0a6c9f6fceed11c6a99e8326f0477fe383e6b5 Author: Peter Zijlstra <a.p.zijlstra@chello.nl> AuthorDate: Wed Sep 23 15:57:03 2009 -0700 Commit: Linus Torvalds <torvalds@linux-foundation.org> CommitDate: Thu Sep 24 07:21:01 2009 -0700 fcntl: add F_[SG]ETOWN_EX In asm-generic/fcntl.h, F_SETOWN_EX and F_GETLK64 both have value 12, and F_GETOWN_EX and F_SETLK64 both have value 13. Reported-by: "Joseph S. Myers" <joseph@codesourcery.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Andreas Schwab <schwab@redhat.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Ulrich Drepper <drepper@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-11-12fb: remove fb_save_state() and fb_restore_state operationsKrzysztof Helt
Remove fb_save_state() and fb_restore_state operations from frame buffer layer. They are used only in two drivers: 1. savagefb - and cause bug #11248 2. uvesafb Usage of these operations is misunderstood in both drivers so kill these operations, fix the bug #11248 and avoid confusion in the future. Tested on Savage 3D/MV card and the patch fixes the bug #11248. The frame buffer layer uses these funtions during switch between graphics and text mode of the console, but these drivers saves state before switching of the frame buffer (in the fb_open) and after releasing it (in the fb_release). This defeats the purpose of these operations. Addresses http://bugzilla.kernel.org/show_bug.cgi?id=11248 Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl> Reported-by: Jochen Hein <jochen@jochen.org> Tested-by: Jochen Hein <jochen@jochen.org> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Michal Januszewski <spock@gentoo.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-11-12sysctl: Remove the last of the generic binary sysctl supportEric W. Biederman
Now that all of the users stopped using ctl_name and strategy it is safe to remove the fields from struct ctl_table, and it is safe to remove the stub strategy routines as well. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
2009-11-12sysctl net: Remove unused binary sysctl codeEric W. Biederman
Now that sys_sysctl is a compatiblity wrapper around /proc/sys all sysctl strategy routines, and all ctl_name and strategy entries in the sysctl tables are unused, and can be revmoed. In addition neigh_sysctl_register has been modified to no longer take a strategy argument and it's callers have been modified not to pass one. Cc: "David Miller" <davem@davemloft.net> Cc: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> Cc: netdev@vger.kernel.org Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
2009-11-11powerpc/fsl: Make fsl_deep_sleep() usable w/ modules and non-83xx buildsAnton Vorontsov
Export is needed for modular builds, and a static inline stub is needed for non-MPC83xx builds. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>