- 01 Sep, 2015 24 commits
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Rafael J. Wysocki authored
* pm-tools: tools: cpupower: Fix error when running cpupower monitor tools/power turbostat: fix typo on DRAM column in Joules-mode cpupower: Do not change the frequency of offline cpu tools/power turbostat: fix parameter passing for forked command tools/power turbostat: dump CONFIG_TDP tools/power turbostat: cpu0 is no longer hard-coded, so update output tools/power turbostat: update turbostat(8) * powercap: powercap / RAPL: disable the 2nd power limit properly powercap / RAPL: Add support for Broadwell-H powercap / RAPL: Add support for Skylake H/S
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Rafael J. Wysocki authored
* pm-sleep: PM / suspend: make sync() on suspend-to-RAM build-time optional PM / sleep: Allow devices without runtime PM to do direct-complete PM / autosleep: Use workqueue for user space wakeup sources garbage collector * pm-domains: PM / Domains: Fix typo in description of genpd_dev_pm_detach() PM / Domains: Remove unusable governor dummies PM / Domains: Make pm_genpd_init() available to modules PM / domains: Align column headers and data in pm_genpd_summary output PM / Domains: Return -EPROBE_DEFER if we fail to init or turn-on domain PM / Domains: Correct unit address in power-controller example PM / Domains: Remove intermediate states from the power off sequence * pm-avs: PM / AVS: rockchip-io: add io selectors and supplies for rk3368 PM / AVS: rockchip-io: depend on CONFIG_POWER_AVS
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Rafael J. Wysocki authored
* pm-cpuidle: cpuidle/coupled: Remove redundant 'dev' argument of cpuidle_state_is_coupled() cpuidle/coupled: Remove cpuidle_device::safe_state_index intel_idle: Skylake Client Support intel_idle: allow idle states to be freeze-mode specific * pm-devfreq: PM / devfreq: exynos-ppmu: Update documentation to support PPMUv2 PM / devfreq: exynos-ppmu: Add the support of PPMUv2 for Exynos5433 PM / devfreq: event: Remove incorrect property in exynos-ppmu DT binding * pm-clk: PM / clk: don't return int on __pm_clk_enable()
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Rafael J. Wysocki authored
* pm-opp: PM / OPP: Drop unlikely before IS_ERR(_OR_NULL) PM / OPP: Fix static checker warning (broken 64bit big endian systems) PM / OPP: Free resources and properly return error on failure cpufreq-dt: make scaling_boost_freqs sysfs attr available when boost is enabled cpufreq: dt: Add support for turbo/boost mode cpufreq: dt: Add support for operating-points-v2 bindings cpufreq: Allow drivers to enable boost support after registering driver cpufreq: Update boost flag while initializing freq table from OPPs PM / OPP: add dev_pm_opp_is_turbo() helper PM / OPP: Add helpers for initializing CPU OPPs PM / OPP: Add support for opp-suspend PM / OPP: Add OPP sharing information to OPP library PM / OPP: Add clock-latency-ns support PM / OPP: Add support to parse "operating-points-v2" bindings PM / OPP: Break _opp_add_dynamic() into smaller functions PM / OPP: Allocate dev_opp from _add_device_opp() PM / OPP: Create _remove_device_opp() for freeing dev_opp PM / OPP: Relocate few routines PM / OPP: Create a directory for opp bindings PM / OPP: Update bindings to make opp-hz a 64 bit value
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Rafael J. Wysocki authored
* pm-cpufreq: (53 commits) cpufreq: speedstep-lib: Use monotonic clock cpufreq: powernv: Increase the verbosity of OCC console messages cpufreq: sfi: use kmemdup rather than duplicating its implementation cpufreq: drop !cpufreq_driver check from cpufreq_parse_governor() cpufreq: rename cpufreq_real_policy as cpufreq_user_policy cpufreq: remove redundant 'policy' field from user_policy cpufreq: remove redundant 'governor' field from user_policy cpufreq: update user_policy.* on success cpufreq: use memcpy() to copy policy cpufreq: remove redundant CPUFREQ_INCOMPATIBLE notifier event cpufreq: mediatek: Add MT8173 cpufreq driver dt-bindings: mediatek: Add MT8173 CPU DVFS clock bindings intel_pstate: append more Oracle OEM table id to vendor bypass list intel_pstate: Add SKY-S support intel_pstate: Fix possible overflow complained by Coverity cpufreq: Correct a freq check in cpufreq_set_policy() cpufreq: Lock CPU online/offline in cpufreq_register_driver() cpufreq: Replace recover_policy with new_policy in cpufreq_online() cpufreq: Separate CPU device registration from CPU online cpufreq: powernv: Restore cpu frequency to policy->cur on unthrottling ...
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Abhilash Jindal authored
Wall time obtained from do_gettimeofday is susceptible to sudden jumps due to user setting the time or due to NTP. Monotonic time is constantly increasing time better suited for comparing two timestamps. Signed-off-by: Abhilash Jindal <klock.android@gmail.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Shilpasri G Bhat authored
Modify the OCC reset/load/active event message to make it clearer for the user to understand the event and effect of the event. Suggested-by: Stewart Smith <stewart@linux.vnet.ibm.com> Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Andrzej Hajda authored
The patch was generated using fixed coccinelle semantic patch scripts/coccinelle/api/memdup.cocci [1]. [1]: http://permalink.gmane.org/gmane.linux.kernel/2014320Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
Driver is guaranteed to be present on a call to cpufreq_parse_governor() and there is no need to check for !cpufreq_driver. Drop it. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
Its all about caching min/max freq requested by userspace, and the name 'cpufreq_real_policy' doesn't fit that well. Rename it to cpufreq_user_policy. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
Its always same as policy->policy, and there is no need to keep another copy of it. Remove it. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
Its always same as policy->governor, and there is no need to keep another copy of it. Remove it. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
'user_policy' caches properties of a policy that are set by userspace. And these must be updated only if cpufreq core was successful in updating them based on request from user space. In store_scaling_governor(), we are updating user_policy.policy and user_policy.governor even if cpufreq_set_policy() failed. That's incorrect. Fix this by updating user_policy.* only if we were successful in updating the properties. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
cpufreq_get_policy() is useful if the pointer to policy isn't available in advance. But if it is available, then there is no need to call cpufreq_get_policy(). Directly use memcpy() to copy the policy. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
What's being done from CPUFREQ_INCOMPATIBLE, can also be done with CPUFREQ_ADJUST. There is nothing special with CPUFREQ_INCOMPATIBLE notifier. Kill CPUFREQ_INCOMPATIBLE and fix its usage sites. This also updates the numbering of notifier events to remove holes. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Pi-Cheng Chen authored
Mediatek MT8173 is an ARMv8 based quad-core (2*Cortex-A53 and 2*Cortex-A72) SoC with duall clusters. For each cluster, two voltage inputs, Vproc and Vsram are supplied by two regulators. For the big cluster, two regulators come from different PMICs. In this case, when scaling voltage inputs of the cluster, the voltages of two regulator inputs need to be controlled by software explicitly under the SoC specific limitation: 100mV < Vsram - Vproc < 200mV which is called 'voltage tracking' mechanism. And when scaling the frequency of cluster clock input, the input MUX need to be parented to another "intermediate" stable PLL first and reparented to the original PLL once the original PLL is stable at the target frequency. This patch implements those mechanisms to enable CPU DVFS support for Mediatek MT8173 SoC. Signed-off-by: Pi-Cheng Chen <pi-cheng.chen@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Pi-Cheng Chen authored
This patch adds the clock and regulator consumer properties part of document for CPU DVFS clocks on Mediatek MT8173 SoC. Signed-off-by: Pi-Cheng Chen <pi-cheng.chen@linaro.org> Acked-by: Michael Turquette <mturquette@baylibre.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Rafael J. Wysocki authored
* device-properties: device property: check fwnode type in to_of_node() device property: attach 'else if' to the proper 'if' device property: fallback to pset when gettng one string device property: fix potential NULL pointer dereference
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Rafael J. Wysocki authored
* acpi-pci: ACPI, PCI: Penalize legacy IRQ used by ACPI SCI * acpi-soc: ACPI / LPSS: Ignore 10ms delay for Braswell * acpi-ec: ACPI / EC: Fix an issue caused by the serialized _Qxx evaluations * acpi-osl: ACPI / osl: replace custom implementation of readq / writeq
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Rafael J. Wysocki authored
* acpi-pm: ACPI / bus: Move duplicate code to a separate new function mfd: Add support for Intel Sunrisepoint LPSS devices dmaengine: add a driver for Intel integrated DMA 64-bit mfd: make mfd_remove_devices() iterate in reverse order driver core: implement device_for_each_child_reverse() klist: implement klist_prev() Driver core: wakeup the parent device before trying probe ACPI / PM: Attach ACPI power domain only once PM / QoS: Make it possible to expose device latency tolerance to userspace ACPI / PM: Update the copyright notice and description of power.c
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Rafael J. Wysocki authored
* acpi-scan: ACPI / bus: Move ACPI bus type registration ACPI / scan: Move bus operations and notification routines to bus.c ACPI / scan: Move device matching code to bus.c ACPI / scan: Move sysfs-related device code to a separate file * acpi-processor: PCC: Disable compilation by default ACPI: Decouple ACPI idle and ACPI processor drivers ACPI: Split out ACPI PSS from ACPI Processor driver PCC: Initialize PCC Mailbox earlier at boot ACPI / processor: remove leftover __refdata annotations * acpi-assorted: ACPI: fix acpi_debugfs_init prototype ACPI: Remove FSF mailing addresses
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Rafael J. Wysocki authored
* acpi-trace: ACPI / Documentation: Update method tracing documentation. ACPI / sysfs: Add support to allow leading "\" missing in trace_method_name. ACPI / sysfs: Update method tracing facility. ACPI / sysfs: Add ACPI_LV_REPAIR debug level.
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Rafael J. Wysocki authored
* acpi-tools: tools/power/acpi: Enable build for EC userspace tool tools/power/acpi: Add descend support in ACPI tools Makefile
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Rafael J. Wysocki authored
* acpica: (42 commits) ACPICA: Update version to 20150818 ACPICA: Debugger: Cleanup debugging outputs to dump name path without trailing underscores ACPICA: Disassembler: Cleanup acpi_gbl_db_opt_verbose acpiexec usage ACPICA: Disassembler: Cleanup acpi_gbl_db_opt_disasm ACPICA: Debugger: Split debugger initialization/termination APIs ACPICA: Header support to improve compatibility with MSVC ACPICA: Make the max-number-of-loops runtime configurable ACPICA: Debugger: Add option to display namespace summary/counts ACPICA: Add additional debug info/statements ACPICA: Table handling: Cleanup and update debug output for tools ACPICA: acpiexec/acpinames: Support very large number of ACPI tables ACPICA: acpinames: Add new options and wildcard support ACPICA: Headers: Fix some comments, no functional change ACPICA: Tables: Cleanup to reduce FACS globals ACPICA: Tables: Fix global table list issues by removing fixed table indexes ACPICA: Update info messages during ACPICA init ACPICA: Disassembler: Update for new listing mode ACPICA: Update parameter validation for data_table_region and load_table ACPICA: Disassembler: Remove duplicate code in _PLD processing. ACPICA: Correctly cleanup after a ACPI table load failure ...
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- 30 Aug, 2015 1 commit
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Linus Torvalds authored
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- 29 Aug, 2015 1 commit
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Javi Merino authored
Commit cf736ea6 ("thermal: power_allocator: do not use devm* interfaces") forgot to change a devm_kcalloc() to just kcalloc(), but it's corresponding devm_kfree() was changed to kfree(). Allocate with kcalloc() to match the kfree(). Fixes: cf736ea6 ("thermal: power_allocator: do not use devm* interfaces") Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com> Cc: Eduardo Valentin <edubezval@gmail.com> Cc: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Javi Merino <javi.merino@arm.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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- 28 Aug, 2015 14 commits
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Jon Hunter authored
The function genpd_dev_pm_detach() detaches a device from a PM domain, however, in the description, the "dev" argument for the function is described as the device to "attach" instead of "detach". Correct this. Signed-off-by: Jon Hunter <jonathanh@nvidia.com> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Kevin Hilman <khilman@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Geert Uytterhoeven authored
The governor dummies for the !CONFIG_PM_GENERIC_DOMAINS case are unusable, as a governors is always referred to by taking its address, which you can't do with a literal NULL pointer. I.e. pm_genpd_init(genpd, &simple_qos_governor, false); fails to compile with: error: lvalue required as unary '&' operand Hence just remove the governor dummies. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Rajendra Nayak authored
Export symbol pm_genpd_init so it can be used in loadable kernel modules Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org> Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Kevin Hilman <khilman@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Geert Uytterhoeven authored
"domain": header is indented by 4, data by 0 spaces => 0 spaces "/device": header is indented by 11, data by 4 spaces => 4 spaces "slaves": header is indented by 47, data by 49 spaces => 48 spaces Ruler: 1234567890123456789012345678901234567890123456789012345678901234567890 Before: domain status slaves /device runtime status ---------------------------------------------------------------------- a3sp on a2us /devices/platform/e60b0000.i2c suspended After: domain status slaves /device runtime status ---------------------------------------------------------------------- a3sp on a2us /devices/platform/e60b0000.i2c suspended Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Kevin Hilman <khilman@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Seiichi Ikarashi authored
Let rapl_unregister_powercap() disable the second power limit only if it exists. Intel64 SDM Vol.3 14.9 says that the package domain has it but neither the power plane domain nor the DRAM domain has it. Signed-off-by: Seiichi Ikarashi <s.ikarashi@jp.fujitsu.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Shreyas B. Prabhu authored
get_cpu_topology() tries to get topology info from all cpus by reading files in the topology sysfs dir. If a cpu is offlined, since it doesn't have topology dir, this function fails and returns -1. This causes functions relying on get_cpu_topology() to fail. For example- $ cpupower monitor Cannot read number of available processors Fix this by skipping fetching topology info for offline cpus. Signed-off-by: Shreyas B. Prabhu <shreyas@linux.vnet.ibm.com> Reported-by: Pavaman Subramaniyam <pavsubra@linux.vnet.ibm.com> Acked-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/libataLinus Torvalds authored
Pull libata fixlet from Tejun Heo: "Simple blacklist entry addition" * 'for-4.2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: Add factory recertified Crucial M500s to blacklist
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/soundLinus Torvalds authored
Pull sound fixes from Takashi Iwai: "Here are stable fixes that have been gathered since rc8: fixes for HD-audio widget power control regressions since 4.1, a NULL fix for HD-audio HDMI, a noise fix for Conexant codecs and a quirk addition for USB-Audio DSD" * tag 'sound-fix-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: hda - Fix path power activation ALSA: hda - Check all inputs for is_active_nid_for_any() ALSA: hda: fix possible NULL dereference ALSA: hda - Shutdown CX20722 on reboot/free to avoid spurious noises ALSA: usb: Add native DSD support for Gustard DAC-X20U
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Viresh Kumar authored
IS_ERR(_OR_NULL) already contain an 'unlikely' compiler flag and there is no need to do that again from its callers. Drop it. Acked-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
Dan Carpenter reported (generated with static checker): drivers/base/power/opp.c:949 _opp_add_static_v2() warn: passing casted pointer '&new_opp->clock_latency_ns' to 'of_property_read_u32()' 64 vs 32. This code will break on 64 bit, big endian machines. Fix this by reading the value in a u32 type variable first and then assigning it to the unsigned long variable. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Suggested-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Xunlei Pang authored
For cpuidle_state_is_coupled(), 'dev' is not used, so remove it. Signed-off-by: Xunlei Pang <pang.xunlei@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Xunlei Pang authored
cpuidle_device::safe_state_index need to be initialized before use, it should be the same as cpuidle_driver::safe_state_index. We tackled this issue by removing the safe_state_index from the cpuidle_device structure and use the one in the cpuidle_driver structure instead. Suggested-by: Daniel Lezcano <daniel.lezcano@linaro.org> Signed-off-by: Xunlei Pang <pang.xunlei@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Viresh Kumar authored
_of_init_opp_table_v2() isn't freeing up resources on some errors and the error values returned are also not correct always. This fixes following problems: - Return -ENOENT, if no entries are found in the table. - Use IS_ERR() to properly check return value of _find_device_opp(). - Return error value with PTR_ERR() in above case. - Free table if _find_device_opp() fails. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linuxLinus Torvalds authored
Pull powerpc fixes from Michael Ellerman: "Fix MSI/MSI-X on pseries from Guilherme" * tag 'powerpc-4.2-4' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: powerpc/PCI: Disable MSI/MSI-X interrupts at PCI probe time in OF case PCI: Make pci_msi_setup_pci_dev() non-static for use by arch code
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