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2013-04-28[media] cx88: make core less verboseMauro Carvalho Chehab
Along the time, several debug messages were added at cx88-cards. While those are still useful to track some troubles with tuners, they're too verbose: [ 5768.281801] cx88[0]: Calling XC2028/3028 callback [ 5768.287388] cx88[0]: Calling XC2028/3028 callback [ 5768.292575] cx88[0]: Calling XC2028/3028 callback [ 5768.299408] cx88[0]: Calling XC2028/3028 callback [ 5768.306244] cx88[0]: Calling XC2028/3028 callback ... and, most of the time, useless. So, disable them, except if core_debug modprobe parameter is used. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-28[media] em28xx: fix oops at em28xx_dvb_bus_ctrl()Mauro Carvalho Chehab
em28xx is oopsing with some DVB devices: [10856.061884] general protection fault: 0000 [#1] SMP [10856.067041] Modules linked in: rc_hauppauge em28xx_rc xc5000 drxk em28xx_dvb dvb_core em28xx videobuf2_vmalloc videobuf2_memops videobuf2_core rc_pixelview_new tuner_xc2028 tuner cx8800 cx88xx tveeprom btcx_risc videobuf_dma_sg videobuf_core rc_core v4l2_common videodev ebtable_nat ebtables nf_conntrack_ipv4 nf_defrag_ipv4 xt_CHECKSUM be2iscsi iscsi_boot_sysfs iptable_mangle bnx2i cnic uio cxgb4i cxgb4 tun bridge cxgb3i cxgb3 stp ip6t_REJECT mdio libcxgbi nf_conntrack_ipv6 llc nf_defrag_ipv6 ib_iser rdma_cm ib_addr xt_conntrack iw_cm ib_cm ib_sa nf_conntrack ib_mad ib_core bnep bluetooth iscsi_tcp libiscsi_tcp ip6table_filter libiscsi ip6_tables scsi_transport_iscsi xfs libcrc32c snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm tg3 snd_page_alloc snd_timer [10856.139176] snd ptp iTCO_wdt soundcore pps_core iTCO_vendor_support lpc_ich mfd_core coretemp nfsd hp_wmi crc32c_intel microcode serio_raw rfkill sparse_keymap nfs_acl lockd sunrpc kvm_intel kvm uinput binfmt_misc firewire_ohci nouveau mxm_wmi i2c_algo_bit drm_kms_helper firewire_core crc_itu_t ttm drm i2c_core wmi [last unloaded: dib0070] [10856.168969] CPU 1 [10856.170799] Pid: 13606, comm: dvbv5-zap Not tainted 3.9.0-rc5+ #26 Hewlett-Packard HP Z400 Workstation/0AE4h [10856.181187] RIP: 0010:[<ffffffffa0459e47>] [<ffffffffa0459e47>] em28xx_write_regs_req+0x37/0x1c0 [em28xx] [10856.191028] RSP: 0018:ffff880118401a58 EFLAGS: 00010282 [10856.196533] RAX: 00020000012d0000 RBX: ffff88010804aec8 RCX: ffff880118401b14 [10856.203852] RDX: 0000000000000048 RSI: 0000000000000000 RDI: ffff88010804aec8 [10856.211174] RBP: ffff880118401ac8 R08: 0000000000000001 R09: 0000000000000000 [10856.218496] R10: 0000000000000000 R11: 0000000000000006 R12: 0000000000000048 [10856.226026] R13: ffff880118401b14 R14: ffff88011752b258 R15: ffff88011752b258 [10856.233352] FS: 00007f26636d2740(0000) GS:ffff88011fc20000(0000) knlGS:0000000000000000 [10856.241626] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10856.247565] CR2: 00007f2663716e20 CR3: 00000000c7eb1000 CR4: 00000000000007e0 [10856.254889] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [10856.262215] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [10856.269542] Process dvbv5-zap (pid: 13606, threadinfo ffff880118400000, task ffff8800cd625d40) [10856.278340] Stack: [10856.280564] ffff88011ffe8de8 0000000000000002 0000000000000000 ffff88011ffe9b00 [10856.288191] ffff880118401b14 00ff88011ffe9b08 ffff880100000048 ffffffff8112a52a [10856.295893] 0000000000000001 ffff88010804aec8 0000000000000048 ffff880118401b14 [10856.303521] Call Trace: [10856.306182] [<ffffffff8112a52a>] ? __alloc_pages_nodemask+0x15a/0x960 [10856.312912] [<ffffffffa045a002>] em28xx_write_regs+0x32/0xa0 [em28xx] [10856.319638] [<ffffffffa045a221>] em28xx_write_reg+0x21/0x30 [em28xx] [10856.326279] [<ffffffffa045a2cc>] em28xx_gpio_set+0x9c/0x100 [em28xx] [10856.332919] [<ffffffffa045a3ac>] em28xx_set_mode+0x7c/0x80 [em28xx] [10856.339472] [<ffffffffa03ef032>] em28xx_dvb_bus_ctrl+0x32/0x40 [em28xx_dvb] This is caused by commit c7a45e5b4f8c2f96cd242ae1b1c06e7fb19a08d0, that added support for two I2C buses. A partial fix was applied at 3de09fbbfaa521e68675bd30cfece252c4856600, but it doesn't cover all cases, as the DVB core fills fe->dvb->priv with adapter->priv. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-28KVM: nVMX: Skip PF interception check when queuing during nested runJan Kiszka
While a nested run is pending, vmx_queue_exception is only called to requeue exceptions that were previously picked up via vmx_cancel_injection. Therefore, we must not check for PF interception by L1, possibly causing a bogus nested vmexit. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Gleb Natapov <gleb@redhat.com>
2013-04-28KVM: x86: Increase the "hard" max VCPU limitChegu Vinod
KVM guests today use 8bit APIC ids allowing for 256 ID's. Reserving one ID for Broadcast interrupts should leave 255 ID's. In case of KVM there is no need for reserving another ID for IO-APIC so the hard max limit for VCPUS can be increased from 254 to 255. (This was confirmed by Gleb Natapov http://article.gmane.org/gmane.comp.emulators.kvm.devel/99713 ) Signed-off-by: Chegu Vinod <chegu_vinod@hp.com> Signed-off-by: Gleb Natapov <gleb@redhat.com>
2013-04-28kvm: Allow build-time configuration of KVM device assignmentAlex Williamson
We hope to at some point deprecate KVM legacy device assignment in favor of VFIO-based assignment. Towards that end, allow legacy device assignment to be deconfigured. Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Reviewed-by: Alexander Graf <agraf@suse.de> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Gleb Natapov <gleb@redhat.com>
2013-04-28Merge git://github.com/agraf/linux-2.6.git kvm-ppc-next into queueGleb Natapov
2013-04-28KVM: x86: Rework request for immediate exitJan Kiszka
The VMX implementation of enable_irq_window raised KVM_REQ_IMMEDIATE_EXIT after we checked it in vcpu_enter_guest. This caused infinite loops on vmentry. Fix it by letting enable_irq_window signal the need for an immediate exit via its return value and drop KVM_REQ_IMMEDIATE_EXIT. This issue only affects nested VMX scenarios. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Gleb Natapov <gleb@redhat.com>
2013-04-28kvm, svm: Fix typo in printk messageBorislav Petkov
It is "exit_int_info". It is actually EXITINTINFO in the official docs but we don't like screaming docs. Signed-off-by: Borislav Petkov <bp@suse.de> Signed-off-by: Gleb Natapov <gleb@redhat.com>
2013-04-27clk: add clk_ignore_unused option to keep boot clocks onOlof Johansson
This is primarily useful when there's a driver that doesn't claim clocks properly, but the bootloader leaves them on. It's not expected to be used in normal cases, but for bringup and debug it's very useful to have the option to not gate unclaimed clocks that are still on. Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Mike Turquette <mturquette@linaro.org> [mturquette@linaro.org: fixed up trivial merge issue]
2013-04-28KVM: VMX: remove unprintable characters from commentJan Kiszka
Slipped in while copy&pasting from the SDM. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Gleb Natapov <gleb@redhat.com>
2013-04-27cpuset: fix compile warning when CONFIG_SMP=nLi Zefan
Reported by Fengguang's kbuild test robot: kernel/cpuset.c:787: warning: 'generate_sched_domains' defined but not used Introduced by commit e0e80a02e5701c8790bd348ab59edb154fbda60b ("cpuset: use rebuild_sched_domains() in cpuset_hotplug_workfn()), which removed generate_sched_domains() from cpuset_hotplug_workfn(). Reported-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: Li Zefan <lizefan@huawei.com> Signed-off-by: Tejun Heo <tj@kernel.org>
2013-04-28spi-topcliff-pch: fix to use list_for_each_entry_safe() when delete list itemsWei Yongjun
Since we will remove items off the list using list_del_init() we need to use a safe version of the list_for_each_entry() macro aptly named list_for_each_entry_safe(). Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Mark Brown <broonie@sirena.org.uk>
2013-04-28Merge remote-tracking branch 'regulator/topic/wm8994' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/twl' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/tps80031' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/tps6586x' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/tps65023' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/tps62360' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/s5m8767' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/rc5t583' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/palmas' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/mc13892' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/max8998' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/max8997' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/max8973' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/max8952' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/max8925' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/max77686' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/max1586' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/lp8788' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/gpio' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/fan53555' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/enable-invert' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/core' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/ascend' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/as3711' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/arizona' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/ab8500' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/topic/ab3100' into v3.9-rc8Mark Brown
2013-04-28Merge remote-tracking branch 'regulator/fix/core' into v3.9-rc8Mark Brown
2013-04-28regulator: mc13892: Fix MC13892_SWITCHERS0_SWxHI bit in set_voltage_selAxel Lin
It is necessary to clear MC13892_SWITCHERS0_SWxHI bit when set voltage to the voltage range from 1100000 to 1375000. Leaving MC13892_SWITCHERS0_SWxHI bit untouched may result in wrong voltage setting. For example, currently switch voltage from 1400000 to 1300000 will set the voltage to 1800000 because the HI bit is still set. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@sirena.org.uk>
2013-04-28regulator: Remove NULL test before calling regulator_unregister()Axel Lin
It's safe to call regulator_unregister() with NULL, thus remove the NULL test before regulator_unregister() calls. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@sirena.org.uk>
2013-04-28regulator: mc13783: Add device tree probe supportAlexander Shiyan
Patch adds device tree probe support for mc13783-regulator driver. Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Mark Brown <broonie@sirena.org.uk>
2013-04-28regulator: mc13xxx: Add warning of incorrect names of regulatorsAlexander Shiyan
This patch adds a warning about incorrect regulators instead of printing the names of non-information message about the wrong amount. Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Mark Brown <broonie@sirena.org.uk>
2013-04-28regulator: max77686: Don't update max77686->opmode if update register failsAxel Lin
Ensure max77686->opmode always has correct status. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@sirena.org.uk>
2013-04-28Merge branch 'pm-cpufreq'Rafael J. Wysocki
* pm-cpufreq: (57 commits) cpufreq: MAINTAINERS: Add co-maintainer cpufreq: pxa2xx: initialize variables ARM: S5pv210: compiling issue, ARM_S5PV210_CPUFREQ needs CONFIG_CPU_FREQ_TABLE=y cpufreq: cpu0: Put cpu parent node after using it cpufreq: ARM big LITTLE: Adapt to latest cpufreq updates cpufreq: ARM big LITTLE: put DT nodes after using them cpufreq: Don't call __cpufreq_governor() for drivers without target() cpufreq: exynos5440: Protect OPP search calls with RCU lock cpufreq: dbx500: Round to closest available freq cpufreq: Call __cpufreq_governor() with correct policy->cpus mask cpufreq / intel_pstate: Optimize intel_pstate_set_policy cpufreq: OMAP: instantiate omap-cpufreq as a platform_driver arm: exynos: Enable OPP library support for exynos5440 cpufreq: exynos: Remove error return even if no soc is found cpufreq: exynos: Add cpufreq driver for exynos5440 cpufreq: AMD "frequency sensitivity feedback" powersave bias for ondemand governor cpufreq: ondemand: allow custom powersave_bias_target handler to be registered cpufreq: convert cpufreq_driver to using RCU cpufreq: powerpc/platforms/cell: move cpufreq driver to drivers/cpufreq cpufreq: sparc: move cpufreq driver to drivers/cpufreq ... Conflicts: MAINTAINERS (with commit a8e39c3 from pm-cpuidle) drivers/cpufreq/cpufreq_governor.h (with commit beb0ff3)
2013-04-28Merge branch 'pm-cpuidle'Rafael J. Wysocki
* pm-cpuidle: (51 commits) cpuidle: add maintainer entry ARM: s3c64xx: cpuidle: use init/exit common routine SH: cpuidle: use init/exit common routine cpuidle: fix comment format ARM: imx: cpuidle: use init/exit common routine ARM: davinci: cpuidle: use init/exit common routine ARM: kirkwood: cpuidle: use init/exit common routine ARM: calxeda: cpuidle: use init/exit common routine ARM: tegra: cpuidle: use init/exit common routine for tegra3 ARM: tegra: cpuidle: use init/exit common routine for tegra2 ARM: OMAP4: cpuidle: use init/exit common routine ARM: shmobile: cpuidle: use init/exit common routine ARM: tegra: cpuidle: use init/exit common routine ARM: OMAP3: cpuidle: use init/exit common routine ARM: at91: cpuidle: use init/exit common routine ARM: ux500: cpuidle: use init/exit common routine cpuidle: make a single register function for all ARM: ux500: cpuidle: replace for_each_online_cpu by for_each_possible_cpu cpuidle: remove en_core_tk_irqen flag ARM: OMAP3: remove cpuidle_wrap_enter ...
2013-04-28Merge branch 'pnp'Rafael J. Wysocki
* pnp: pnp: use %*phC to dump small buffers isapnp: remove debug leftovers
2013-04-28Merge branch 'pm-assorted'Rafael J. Wysocki
* pm-assorted: PM / OPP: add documentation to RCU head in struct opp PM / sleep: invalidate TEST_CPUS and TEST_CORE support for freeze state PM / sleep: add TEST_PLATFORM support for freeze state
2013-04-28Merge branch 'pm-runtime'Rafael J. Wysocki
* pm-runtime: PM / Runtime: Improve prepare handling at system suspend for genpd PM / Runtime: Asyncronous idle|suspend parent devices at removal PM / Runtime: Asyncronous idle|suspend devices at system resume