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2012-09-17staging: sm7xxfb: clean fb_fix_screeninfo and fb_var_screeninfo initializationJavier M. Mellid
Part of fb_fix_screeninfo and fb_var_screeninfo initialization happens in smtc_alloc_fb_info. It duplicates code while hiding the real functionality of smtc_alloc_fb_info. This patch groups initialization together. Signed-off-by: Javier M. Mellid <jmunhoz@igalia.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17staging: "wlags49_h25" Fix typos.Justin P. Mattock
Signed-off-by: Justin P. Mattock <justinmattock@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17staging: csr: wait for the exec in usermodehelperLauri Hintsala
The order of wait values has been changed by commit 9d944ef32e. Fix the wait parameter and start to use a define instead of "magic number". Signed-off-by: Lauri Hintsala <lauri.hintsala@bluegiga.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17staging: fix csr printk format warningRandy Dunlap
Fix printk format warning on i386/X86_32 by using 't' for ptrdiff_t. Also builds cleanly on x86_64. drivers/staging/csr/csr_wifi_hip_udi.c: In function 'unifi_print_status': drivers/staging/csr/csr_wifi_hip_udi.c:151:27: warning: format '%ld' expects type 'long int', but argument 5 has type 'int' Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17Merge branch 'pci/jiang-get-domain-bus-slot' into nextBjorn Helgaas
* pci/jiang-get-domain-bus-slot: xen-pcifront: Use hotplug-safe pci_get_domain_bus_and_slot() PCI: Use hotplug-safe pci_get_domain_bus_and_slot() PCI/cpcihp: Use hotplug-safe pci_get_domain_bus_and_slot() PCI/vga: Use hotplug-safe pci_get_domain_bus_and_slot() ia64/PCI: Use hotplug-safe pci_get_domain_bus_and_slot()
2012-09-17Merge tag 'iio-for-v3.7d' of ↵Greg Kroah-Hartman
git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next IIO new drivers, features and rework for the 3.7 cycle, 4th set. Here we have 1) a set cleaning up and moving the ad7476 driver out of staging. Support for a number of additional parts is also added to that driver. 2) cleanups from various people for the in kernel interface code as that is getting more an more real use and hence people are picking up on minor issues that made it through review. Also a related useful set of utility functions to avoid duplicate code for converting IIO representations to other forms. 3) a new fractional type for our read_raw / write_raw functions. This allows avoiding loss of accuracy via the in kernel interfaces in some cases as well as being rather convenient for a lot of range -> scale conversions. 4) New AD5755 DAC driver. 5) Some Blackfin timer trigger improvements including hardware pulse control for device triggering. 6) Support for the ad7091r in the ad7476 driver.
2012-09-17hwmon: (ads7871) Add 'name' sysfs attributeGuenter Roeck
The 'name' sysfs attribute is mandatory for hwmon devices, but was missing in this driver. Cc: Paul Thomas <pthomas8589@gmail.com> Cc: stable@vger.kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Jean Delvare <khali@linux-fr.org> Acked-by: Paul Thomas <pthomas8589@gmail.com>
2012-09-17Revert "drm/radeon: rework pll selection (v3)"Alex Deucher
This reverts commit 985f61f7ee647ad570c05eab0b74915da2ac8e19. This commit fixed certain cases, but ended up regressing others due to limitations in the current KMS API. A proper fix is too invasive for 3.6. Push it back to 3.7. Reported-by: Andres Freund <andres@anarazel.de> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-09-17iio: ad7476: Add support for the ad7091rLars-Peter Clausen
Add support for the ad7091r 12 bit ADC to the ad7476 driver. Although the ad7091r is not really related to any of the other devices supported by this driver, luckily for us there are not so many ways (which are not totally insane) how sampling a single channel ADC via SPI can be implemented and support for the ad7091r can be added to the driver with just a few adjustments. The ad7091r requires an external "conversion start" pulse to start a sample conversion. After the conversion has finished the result can be read via SPI. We depend on a IIO trigger to generate this signal, as a result only sampling in buffered mode and not in manual mode is available. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17staging:iio:trigger:bfintmr Add output supportLars-Peter Clausen
Some converters require an external signal to start the conversion. This patch adds support to the bfintmr trigger driver to generate such a signal. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17staging:iio:trigger:bfintmr: Only enable timer when necessaryLars-Peter Clausen
This patch hooks up the set_trigger_state callback for the blackfin timer trigger driver and only enables the timer when a trigger consumer requests it to be enabled. There really is no reason to keep the timer running and generate interrupts if nobody is listening to them. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17staging:iio:trigger:bfintmr: Avoid divide by zeroLars-Peter Clausen
If the timer frequency has not been configured yet get_gptimer_period() will return 0. Handle this case instead of blindly dividing by the returned value. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17staging:iio:hwmon bridge: Use iio_read_channel_processedLars-Peter Clausen
Use the iio_read_channel_processed function to read the sample value in the proper unit instead of using iio_read_channel_raw and iio_read_channel_scale and doing the unit conversion manually. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17iio:inkern: Add function to read the processed valueLars-Peter Clausen
Add a function to read a processed value from a channel. The function will first attempt to read the IIO_CHAN_INFO_PROCESSED attribute. If that fails it will read the IIO_CHAN_INFO_RAW attribute and convert the result from a raw value to a processed value. The patch also introduces a function to convert raw value to a processed value and exports it, in case a user needs or wants to do the conversion by itself. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17iio: consumer.h: Fix kernel doc incosistencyLars-Peter Clausen
For the iio_read_channel_raw and iio_read_channel_scale the kerneldoc comment refers to an argument called "channel", while the argument is called "chan" in the function signature. This leads to the following warnings from kerneldoc: Warning(include/linux/iio/consumer.h:71): No description found for parameter 'chan' Warning(include/linux/iio/consumer.h:71): Excess function parameter 'channel' description in 'iio_read_channel_raw' Warning(include/linux/iio/consumer.h:109): No description found for parameter 'chan' Warning(include/linux/iio/consumer.h:109): Excess function parameter 'channel' description in 'iio_read_channel_scale' This patch fixes the warnings by naming them consistently. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17Merge tag 'rdma-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband Pull InfiniBand/RDMA fixes from Roland Dreier: - A couple more IPoIB fixes for regressions introduced by path database conversion - Minor other fixes to low-level drivers (cxgb4, mlx4, qib, ocrdma) * tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: IB/qib: Fix failure of compliance test C14-024#06_LocalPortNum RDMA/ocrdma: Fix CQE expansion of unsignaled WQE mlx4_core: Fix integer overflows so 8TBs of memory registration works IPoIB: Fix AB-BA deadlock when deleting neighbours IPoIB: Fix memory leak in the neigh table deletion flow RDMA/cxgb4: Move dereference below NULL test
2012-09-17iio:dac: Add ad5755 driverLars-Peter Clausen
This patch adds support for the AD5755, AD5755-1, AD5757, AD5735, AD5737 16 and 14 bit quad-channel DACs. The AD5757/AD5737 only have current outputs, but for the AD5755/AD5757 each of the outputs can be configured to either be a voltage or a current output. We only allow to configure this at device probe time since usually this needs to match the external circuitry and should not be changed on the fly. A few trivial formatting changes on merge. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17PCI: Convert "new_id"/"remove_id" into generic pci_bus driver attributesKonstantin Khlebnikov
This patch removes hardcoded sysfs attributes manipulation and converts them into generic pci_bus->drv_attrs. This saves several bytes. Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2012-09-17iio: inkern: add error case in iio_channel_get()Kim, Milo
The datasheet name is defined in the IIO driver. On the other hand, the adc_channel_label is configured in the platform side. If the datasheet name is not matched with any adc_channel_label, the iio_channel_get() should be returned as error for preventing invalid channel data access. This can be handled either way. (a) checking null data when using it : in the xxx_read_raw() or (b) error returns when the channel is requested : this patch The IIO consumer can't use the channel with invalid channel spec. Therefore case (b) is more reasonable. Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2012-09-17x86, MCE: Remove unused definesBorislav Petkov
Those were sitting there unused since the dawn of time, drop them. Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
2012-09-17x86, mce: Enable MCA support by defaultBorislav Petkov
MCA is the basic support for hardware error logging and reporting, and it is majorly unwise to run without it so enable machine check software support by default on x86. Signed-off-by: Borislav Petkov <borislav.petkov@amd.com> Acked-by: Tony Luck <tony.luck@intel.com>
2012-09-17fs/proc: fix potential unregister_sysctl_table hangFrancesco Ruggeri
The unregister_sysctl_table() function hangs if all references to its ctl_table_header structure are not dropped. This can happen sometimes because of a leak in proc_sys_lookup(): proc_sys_lookup() gets a reference to the table via lookup_entry(), but it does not release it when a subsequent call to sysctl_follow_link() fails. This patch fixes this leak by making sure the reference is always dropped on return. See also commit 076c3eed2c31 ("sysctl: Rewrite proc_sys_lookup introducing find_entry and lookup_entry") which reorganized this code in 3.4. Tested in Linux 3.4.4. Signed-off-by: Francesco Ruggeri <fruggeri@aristanetworks.com> Cc: stable@vger.kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-09-17perf stat: Check PMU cpumask fileYan, Zheng
If user doesn't explicitly specify CPU list, perf-stat only collects events on CPUs listed in the PMU cpumask file. Signed-off-by: "Yah, Zheng" <zheng.z.yan@intel.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1347263631-23175-3-git-send-email-zheng.z.yan@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf/x86: Add cpumask for uncore pmuYan, Zheng
This patch adds a cpumask file to the uncore pmu sysfs directory. The cpumask file contains one active cpu for every socket. Signed-off-by: "Yan, Zheng" <zheng.z.yan@intel.com> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Ingo Molnar <mingo@kernel.org> Cc: Andi Kleen <andi@firstfloor.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Cc: "Yan, Zheng" <zheng.z.yan@intel.com> Link: http://lkml.kernel.org/r/1347263631-23175-2-git-send-email-zheng.z.yan@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf report: Add missing perf_hpp__init for pipe-modeNamhyung Kim
The perf_hpp__init() function was only called from setup_browser() so that the pipe-mode missed the initialization thus didn't respond to related options. Fix it. Reported-by: Robert Richter <robert.richter@amd.com> Tested-by: Robert Richter <robert.richter@amd.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Robert Richter <robert.richter@amd.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-tip-commits@vger.kernel.org Link: http://lkml.kernel.org/r/87txv28spl.fsf_-_@sejong.aot.lge.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf scripts: Export a find_scripts() functionFeng Tang
So that other perf commands/browser has a way to dig out the available scripts info in system, this is a preparation for the script browser. Signed-off-by: Feng Tang <feng.tang@intel.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1347007349-3102-5-git-send-email-feng.tang@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf scripts: Add event_analyzing_sample-record/reportFeng Tang
So that event_analyzing_sample.py can be shown by "perf script -l" Signed-off-by: Feng Tang <feng.tang@intel.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1347007349-3102-4-git-send-email-feng.tang@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf scripts: Add --symbols option to handle specific symbolsFeng Tang
Since perf script no longer only handle the trace points, we can add the symbol filter option so that scripts can handle specified samples. Signed-off-by: Feng Tang <feng.tang@intel.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1347007349-3102-3-git-send-email-feng.tang@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf symbols: Filter samples with unresolved symbol when "--symbols" option ↵Feng Tang
is used Report/top commands support to only handle specific symbols with "--symbols" option, but current code will keep those samples whose symbol can't be resolved, which should actually be filtered. If we run following commands: $perf record -a tree $perf report --symbols intel_idle -n the output will be: Without the patch: ================== 46.27% 156 sshd [unknown] 26.05% 48 swapper [kernel.kallsyms] 17.26% 38 tree libc-2.12.1.so 7.69% 17 tree tree 2.73% 6 tree ld-2.12.1.so With the patch: =============== 100.00% 48 swapper [kernel.kallsyms] Signed-off-by: Feng Tang <feng.tang@intel.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1347007349-3102-2-git-send-email-feng.tang@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf archive: Make 'f' the last parameter for tarIrina Tirdea
On some systems, tar needs to specify the name of the archive immediately after the -f parameter. Change the order of the parameters so tar can run properly. Signed-off-by: Irina Tirdea <irina.tirdea@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/r/1347574063-22521-5-git-send-email-irina.tirdea@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf archive: Remove -f from the rm commandIrina Tirdea
In Android, rm does not support the -f parameter. Remove -f from rm and make sure rm does not fail even if the files to be removed are not found. Signed-off-by: Irina Tirdea <irina.tirdea@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/r/1347574063-22521-4-git-send-email-irina.tirdea@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf stat: Move stats related code to util/stat.cXiao Guangrong
Then, the code can be shared between kvm events and perf stat. Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> [ Dong Hao <haodong@linux.vnet.ibm.com>: rebase it on acme's git tree ] Signed-off-by: Dong Hao <haodong@linux.vnet.ibm.com> Cc: Avi Kivity <avi@redhat.com> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: kvm@vger.kernel.org Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Runzhen Wang <runzhen@linux.vnet.ibm.com> Cc: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com Link: http://lkml.kernel.org/r/1347870675-31495-3-git-send-email-haodong@linux.vnet.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf report: Enable integrated annotation only if possibleNamhyung Kim
The integrated annotation feature is supported only in TUI mode. Also it should be enabled with 'symbol' sort key otherwise resulting hist entry doesn't need to have same symbol as of a sample so that it can fail on hist_entry__inc_addr_samples with -ERANGE. You can easily see it when start perf report TUI without symbol* sort key. This patch fixes the problem. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1347611729-16994-2-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17perf tools: Add sort__has_symNamhyung Kim
The sort__has_sym variable is for checking whether the sort_list includes 'symbol' as a sort key. It will be used for later patch. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1347611729-16994-1-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-09-17HID: roccat: conditional blacklisting of Roccat modulesStefan Achatz
Roccat devices are standard compatible, specific drivers are only needed for extended functionality. If Roccat drivers are not configured, hid-generic binds these devices now. Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-09-17HID: wiimote: Parse calibration data of balance boardsFlorian Echtler
The raw pressure-data that is reported by balance-boards is pretty useless unless calibration data is applied. Therefore, we read the full calibration data on extension initialization and apply it to every reported data. Signed-off-by: David Herrmann <dh.herrmann@googlemail.com> Signed-off-by: Florian Echtler <floe@butterbrot.org> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-09-17HID: wiimote: Add Nintendo Balance-Board supportDavid Herrmann
The Nintendo Balance-Board is a controller which behaves exactly like the Wii Remote but reports all its data through a special extension device. Hence, we can simply add the Balance-Board as extension device and we get full support for it. Tested-by: Florian Echtler <floe@butterbrot.org> Signed-off-by: David Herrmann <dh.herrmann@googlemail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-09-17device and dynamic_debug: Use dev_vprintk_emit and dev_printk_emitJoe Perches
Convert direct calls of vprintk_emit and printk_emit to the dev_ equivalents. Make create_syslog_header static. Signed-off-by: Joe Perches <joe@perches.com> Acked-by: David S. Miller <davem@davemloft.net> Tested-by: Jim Cromie <jim.cromie@gmail.com> Acked-by: Jason Baron <jbaron@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17dev: Add dev_vprintk_emit and dev_printk_emitJoe Perches
Add utility functions to consolidate the use of create_syslog_header and vprintk_emit. This allows conversion of logging functions that call create_syslog_header and then call vprintk_emit or printk_emit to the dev_ equivalents. Signed-off-by: Joe Perches <joe@perches.com> Acked-by: David S. Miller <davem@davemloft.net> Tested-by: Jim Cromie <jim.cromie@gmail.com> Acked-by: Jason Baron <jbaron@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17netdev_printk/netif_printk: Remove a superfluous logging colonJoe Perches
netdev_printk originally called dev_printk with %pV. This style emitted the complete dev_printk header with a colon followed by the netdev_name prefix followed by a colon. Now that netdev_printk does not call dev_printk, the extra colon is superfluous. Remove it. Example: old: sky2 0000:02:00.0: eth0: Link is up at 100 Mbps, full duplex, flow control both new: sky2 0000:02:00.0 eth0: Link is up at 100 Mbps, full duplex, flow control both Signed-off-by: Joe Perches <joe@perches.com> Acked-by: David S. Miller <davem@davemloft.net> Tested-by: Jim Cromie <jim.cromie@gmail.com> Acked-by: Jason Baron <jbaron@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17netdev_printk/dynamic_netdev_dbg: Directly call printk_emitJoe Perches
A lot of stack is used in recursive printks with %pV. Using multiple levels of %pV (a logging function with %pV that calls another logging function with %pV) can consume more stack than necessary. Avoid excessive stack use by not calling dev_printk from netdev_printk and dynamic_netdev_dbg. Duplicate the logic and form of dev_printk instead. Make __netdev_printk static. Remove EXPORT_SYMBOL(__netdev_printk) Whitespace and brace style neatening. Signed-off-by: Joe Perches <joe@perches.com> Acked-by: David S. Miller <davem@davemloft.net> Tested-by: Jim Cromie <jim.cromie@gmail.com> Acked-by: Jason Baron <jbaron@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17dev_dbg/dynamic_debug: Update to use printk_emit, optimize stackJoe Perches
commit c4e00daaa9 ("driver-core: extend dev_printk() to pass structured data") changed __dev_printk and broke dynamic-debug's ability to control the dynamic prefix of dev_dbg(dev,..). commit af7f2158fd ("drivers-core: make structured logging play nice with dynamic-debug") made a minimal correction. The current dynamic debug code uses up to 3 recursion levels via %pV. This can consume quite a bit of stack. Directly call printk_emit to reduce the recursion depth. These changes include: dev_dbg: o Create and use function create_syslog_header to format the syslog header for printk_emit uses. o Call create_syslog_header and neaten __dev_printk o Make __dev_printk static not global o Remove include header declaration of __dev_printk o Remove now unused EXPORT_SYMBOL() of __dev_printk o Whitespace neatening dynamic_dev_dbg: o Remove KERN_DEBUG from dynamic_emit_prefix o Call create_syslog_header and printk_emit o Whitespace neatening Signed-off-by: Joe Perches <joe@perches.com> Acked-by: David S. Miller <davem@davemloft.net> Tested-by: Jim Cromie <jim.cromie@gmail.com> Acked-by: Jason Baron <jbaron@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17staging/gdm72xx: usb_boot: replace firmware upgrade API in em_downloadMacpaul Lin
Replace firmware upgrade API in em_download_image(). Signed-off-by: Macpaul Lin <macpaul@gmail.com> Cc: Paul Stewart <pstew@chromium.org> Cc: Ben Chan <benchan@chromium.org> Cc: Sage Ahn <syahn@gctsemi.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17[SCSI] mpt2sas: Fix for issue - Unable to boot from the drive connected to HBAsreekanth.reddy@lsi.com
This patch checks whether HBA is SAS2008 B0 controller. if it is a SAS2008 B0 controller then it use IO-APIC interrupt instead of MSIX, as SAS2008 B0 controller doesn't support MSIX interrupts. [jejb: fix whitespace problems] Signed-off-by: Sreekanth Reddy <sreekanth.reddy@lsi.com> Cc: <stable@vger.kernel.org> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2012-09-17staging/rts_pstor: Use pr_ or dev_ printks in rtsx.cToshiaki Yamane
fixed some checkpatch warnings. -WARNING: Prefer pr_info(... to printk(KERN_INFO, ... -WARNING: Prefer pr_err(... to printk(KERN_ERR, ... -WARNING: quoted string split across lines And added pr_fmt. Signed-off-by: Toshiaki Yamane <yamanetoshi@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-09-17arm64: MAINTAINERS updateCatalin Marinas
This patch updates the MAINTAINERS file for the AArch64 Linux kernel port. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
2012-09-17arm64: Build infrastructureCatalin Marinas
This patch adds Makefile and Kconfig files required for building an AArch64 kernel. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
2012-09-17arm64: Miscellaneous header filesCatalin Marinas
This patch introduces a few AArch64-specific header files together with Kbuild entries for generic headers. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
2012-09-17arm64: Generic timers supportMarc Zyngier
This patch adds support for the ARM generic timers with A64 instructions for accessing the timer registers. It uses the physical counter as the clock source and the virtual counter as sched_clock. The timer frequency can be specified via DT or read from the CNTFRQ_EL0 register. The physical counter is also accessible from user space allowing fast gettimeofday() implementation. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
2012-09-17arm64: Loadable modulesWill Deacon
This patch adds support for loadable modules. Loadable modules are loaded 64MB below the kernel image due to branch relocation restrictions (see Documentation/arm64/memory.txt). Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de>