[Kernel-packages] [Bug 1555765] Re: Backport upstream bugfixes to ubuntu-16.04

2016-04-19 Thread Launchpad Bug Tracker 
This bug was fixed in the package linux - 4.4.0-21.37

---
linux (4.4.0-21.37) xenial; urgency=low

  [ Tim Gardner ]

  * Release Tracking Bug
- LP: #1571791

  * linux: MokSBState is ignored (LP: #1571691)
- SAUCE: (noup) MODSIGN: Import certificates from UEFI Secure Boot
- SAUCE: (noup) efi: Disable secure boot if shim is in insecure mode
- SAUCE: (noup) Display MOKSBState when disabled

linux (4.4.0-20.36) xenial; urgency=low

  [ Tim Gardner ]

  * Release Tracking Bug
- LP: #1571069

  * sysfs mount failure during stateful lxd snapshots (LP: #1570906)
- SAUCE: kernfs: Do not match superblock in another user namespace when
  mounting

  * Kernel Panic in Ubuntu 16.04 netboot installer (LP: #1570441)
- x86/topology: Fix logical package mapping
- x86/topology: Fix Intel HT disable
- x86/topology: Use total_cpus not nr_cpu_ids for logical packages
- xen/apic: Provide Xen-specific version of cpu_present_to_apicid APIC op
- x86/topology: Fix AMD core count

  * [regression]: Failed to call clock_adjtime(): Invalid argument
(LP: #1566465)
- ntp: Fix ADJ_SETOFFSET being used w/ ADJ_NANO

linux (4.4.0-19.35) xenial; urgency=low

  [ Tim Gardner ]

  * Release Tracking Bug
- LP: #1570348

  * CVE-2016-2847 (LP: #1554260)
- pipe: limit the per-user amount of pages allocated in pipes

  * xenial kernel crash on HP BL460c G7 (qla24xx problem?) (LP: #1554003)
- SAUCE: (noup) qla2xxx: Add irq affinity notification V2

  * arm64: guest hangs when ntpd is running (LP: #1549494)
- SAUCE: (noup) KVM: arm/arm64: Handle forward time correction gracefully

  * linux: Enforce signed module loading when UEFI secure boot (LP: #1566221)
- [Config] CONFIG_EFI_SECURE_BOOT_SIG_ENFORCE=y

  * s390/cpumf: Fix lpp detection (LP: #1555344)
- s390/facilities: use stfl mnemonic instead of insn magic
- s390/facilities: always use lowcore's stfle field for storing facility 
bits
- s390/cpumf: Fix lpp detection

  * s390x kernel image needs weightwatchers (LP: #1536245)
- [Config] s390x: Use compressed kernel bzImage

  * Surelock GA2 SP1: surelock02p05: Not seeing sgX devices for LUNs after
upgrading to Ubuntu 16.04 (LP: #1567581)
- Revert "UBUNTU: SAUCE: (noup) powerpc/pci: Assign fixed PHB number based 
on
  device-tree properties"

  * Backport upstream bugfixes to ubuntu-16.04 (LP: #1555765)
- cpufreq: powernv: Define per_cpu chip pointer to optimize hot-path
- Revert "cpufreq: postfix policy directory with the first CPU in 
related_cpus"
- cpufreq: powernv: Add sysfs attributes to show throttle stats

  * systemd-modules-load.service: Failing due to missing module 'ib_iser' (LP: 
#1566468)
- [Config] Add ib_iser to generic inclusion list

  * thunderx nic performance improvements (LP: #1567093)
- net: thunderx: Set recevie buffer page usage count in bulk
- net: thunderx: Adjust nicvf structure to reduce cache misses

  * fixes for thunderx nic in multiqueue mode (LP: #1567091)
- net: thunderx: Fix for multiqset not configured upon interface toggle
- net: thunderx: Fix for HW TSO not enabled for secondary qsets
- net: thunderx: Fix receive packet stats

  * Miscellaneous Ubuntu changes
- [Config] updateconfigs after CONFIG_DRM_I915_BPO_PRELIMINARY_HW_SUPPORT=n

  * Miscellaneous upstream changes (LP: #1564901)
- Input: xpad - correctly handle concurrent LED and FF requests

 -- Tim Gardner   Mon, 18 Apr 2016 07:00:22
-0600

** Changed in: linux (Ubuntu Xenial)
   Status: Fix Committed => Fix Released

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2016-2847

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1555765

Title:
  Backport upstream bugfixes to ubuntu-16.04

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  Fix Released

Bug description:
  Backport the below upstream "powernv-cpufreq" bug fixes to ubuntu
  16.04:

  The below listed patchset is accepted upstream and is in linux-next.

  1) 86622cb8c57abb05fe95bea3a068949c0ca79fc3 cpufreq: powernv: Free 'chips' on 
module exit
  2) 6d167a44e6c8da3316e037b788585fcf96112bea  cpufreq: powernv: Hot-plug safe 
the kworker thread
  3) 96c4726f01cdbf53acf74cf2394e287d74bf40a3 cpufreq: powernv: Remove 
cpu_to_chip_id() from hot-path
  4) 0306e481d479a58eff17c27adf213fbb5822946b cpufreq: powernv/tracing: Add 
powernv_throttle tracepoint
  5)c89f2682a39192433c296bf97b834fd2815a758b cpufreq: powernv: Replace pr_info 
with trace print for throttle event

  Two more patches that are posted upstream:
  6) http://marc.info/?l=linuxppc-embedded=145648325218686=2
  7) http://marc.info/?l=linux-pm=145648316718658=2

  1) Fixes a memory leak
  2) Makes the worker thread hot-plug safe which is scheduled on an OCC event.
  3) Fixes the below

[Kernel-packages] [Bug 1555765] Re: Backport upstream bugfixes to ubuntu-16.04

2016-04-07 Thread Tim Gardner 
** Changed in: linux (Ubuntu Xenial)
   Status: Fix Released => Fix Committed

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1555765

Title:
  Backport upstream bugfixes to ubuntu-16.04

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  Fix Committed

Bug description:
  Backport the below upstream "powernv-cpufreq" bug fixes to ubuntu
  16.04:

  The below listed patchset is accepted upstream and is in linux-next.

  1) 86622cb8c57abb05fe95bea3a068949c0ca79fc3 cpufreq: powernv: Free 'chips' on 
module exit
  2) 6d167a44e6c8da3316e037b788585fcf96112bea  cpufreq: powernv: Hot-plug safe 
the kworker thread
  3) 96c4726f01cdbf53acf74cf2394e287d74bf40a3 cpufreq: powernv: Remove 
cpu_to_chip_id() from hot-path
  4) 0306e481d479a58eff17c27adf213fbb5822946b cpufreq: powernv/tracing: Add 
powernv_throttle tracepoint
  5)c89f2682a39192433c296bf97b834fd2815a758b cpufreq: powernv: Replace pr_info 
with trace print for throttle event

  Two more patches that are posted upstream:
  6) http://marc.info/?l=linuxppc-embedded=145648325218686=2
  7) http://marc.info/?l=linux-pm=145648316718658=2

  1) Fixes a memory leak
  2) Makes the worker thread hot-plug safe which is scheduled on an OCC event.
  3) Fixes the below bug which cause 4% cpu overhead by 
powernv_cpufreq_throttle_check() function.
   4.44%  [k] _raw_spin_lock_irqsave 
  |  
  |--48.56%-- _raw_spin_lock_irqsave
  |  |  
  |  |--72.55%-- of_find_property
  |  |  |  
  |  |  |--62.14%-- of_n_addr_cells
  |  |  |  __of_find_n_match_cpu_property
  |  |  |  |  
  |  |  |  |--75.72%-- of_get_cpu_node
  |  |  |  |  cpu_to_chip_id
  |  |  |  |  
powernv_cpufreq_throttle_check
  |  |  |  |  
powernv_cpufreq_target_index
  |  |  |  |  
__cpufreq_driver_target
  4) , 5) and 7) are permanent fixes for BZ 131119, BZ 130125 which complained 
on the throttle message reporting
  6) Fixes bug in powernv_cpufreq_{init/exit}

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1555765/+subscriptions

-- 
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help   : https://help.launchpad.net/ListHelp

[Kernel-packages] [Bug 1555765] Re: Backport upstream bugfixes to ubuntu-16.04

2016-03-15 Thread Launchpad Bug Tracker 
This bug was fixed in the package linux - 4.4.0-13.29

---
linux (4.4.0-13.29) xenial; urgency=low

  [ Tim Gardner ]

  * Release Tracking Bug
- LP: #1556247

  * s390/mm: four page table levels vs. fork (LP: #1556141)
- s390/mm: four page table levels vs. fork

  * [Hyper-V] network performance patches for Xenial 16.04 (LP: #1556037)
- hv_netvsc: use skb_get_hash() instead of a homegrown implementation
- hv_netvsc: cleanup netdev feature flags for netvsc

  * fails to boot on megaraid (LP: #1552903)
- SAUCE: (noup) megaraid_sas: Don't issue kill adapter for MFI controllers 
in
  case of PD list DCMD failure

  * ALSA: hda - add codec support for Kabylake display audio codec (LP: 
#1556002)
- ALSA: hda - add codec support for Kabylake display audio codec

  * Backport upstream bugfixes to ubuntu-16.04 (LP: #1555765)
- cpufreq: powernv: Free 'chips' on module exit
- cpufreq: powernv: Hot-plug safe the kworker thread
- cpufreq: powernv: Remove cpu_to_chip_id() from hot-path
- cpufreq: powernv/tracing: Add powernv_throttle tracepoint
- cpufreq: powernv: Replace pr_info with trace print for throttle event
- SAUCE: (noup) cpufreq: powernv: Fix bugs in powernv_cpufreq_{init/exit}

  * Linux netfilter IPT_SO_SET_REPLACE memory corruption (LP: #1555338)
- SAUCE: [nf,v2] netfilter: x_tables: don't rely on well-behaving userspace

  * integer overflow in xt_alloc_table_info (LP: #1555353)
- SAUCE: (noup) netfilter: x_tables: check for size overflow

  * linux: auto-generate the reconstruct information from the git tag (LP: 
#143)
- [Packaging] reconstruct -- automatically reconstruct against base tag
- [Config] reconstruct -- update to autoreconstruct output
- [Packaging] reconstruct -- update when inserting final changes

  * Xenial update to v4.4.5 stable release (LP: #1555640)
- use ->d_seq to get coherency between ->d_inode and ->d_flags
- drivers: sh: Restore legacy clock domain on SuperH platforms
- Btrfs: fix deadlock running delayed iputs at transaction commit time
- btrfs: Fix no_space in write and rm loop
- btrfs: async-thread: Fix a use-after-free error for trace
- block: Initialize max_dev_sectors to 0
- PCI: keystone: Fix MSI code that retrieves struct pcie_port pointer
- parisc: Fix ptrace syscall number and return value modification
- mips/kvm: fix ioctl error handling
- kvm: x86: Update tsc multiplier on change.
- fbcon: set a default value to blink interval
- cifs: fix out-of-bounds access in lease parsing
- CIFS: Fix SMB2+ interim response processing for read requests
- Fix cifs_uniqueid_to_ino_t() function for s390x
- vfio: fix ioctl error handling
- KVM: x86: fix root cause for missed hardware breakpoints
- arm/arm64: KVM: Fix ioctl error handling
- iommu/amd: Apply workaround for ATS write permission check
- iommu/amd: Fix boot warning when device 00:00.0 is not iommu covered
- iommu/vt-d: Use BUS_NOTIFY_REMOVED_DEVICE in hotplug path
- target: Fix WRITE_SAME/DISCARD conversion to linux 512b sectors
- drm/ast: Fix incorrect register check for DRAM width
- drm/radeon/pm: update current crtc info after setting the powerstate
- drm/amdgpu/pm: update current crtc info after setting the powerstate
- drm/amdgpu: apply gfx_v8 fixes to gfx_v7 as well
- drm/amdgpu/gfx8: specify which engine to wait before vm flush
- drm/amdgpu: return from atombios_dp_get_dpcd only when error
- libata: fix HDIO_GET_32BIT ioctl
- libata: Align ata_device's id on a cacheline
- block: bio: introduce helpers to get the 1st and last bvec
- writeback: flush inode cgroup wb switches instead of pinning super_block
- Adding Intel Lewisburg device IDs for SATA
- arm64: vmemmap: use virtual projection of linear region
- PM / sleep / x86: Fix crash on graph trace through x86 suspend
- ata: ahci: don't mark HotPlugCapable Ports as external/removable
- tracing: Do not have 'comm' filter override event 'comm' field
- pata-rb532-cf: get rid of the irq_to_gpio() call
- Btrfs: fix loading of orphan roots leading to BUG_ON
- Revert "jffs2: Fix lock acquisition order bug in jffs2_write_begin"
- jffs2: Fix page lock / f->sem deadlock
- Fix directory hardlinks from deleted directories
- dmaengine: pxa_dma: fix cyclic transfers
- adv7604: fix tx 5v detect regression
- ALSA: usb-audio: Add a quirk for Plantronics DA45
- ALSA: ctl: Fix ioctls for X32 ABI
- ALSA: hda - Fix mic issues on Acer Aspire E1-472
- ALSA: rawmidi: Fix ioctls X32 ABI
- ALSA: timer: Fix ioctls for X32 ABI
- ALSA: pcm: Fix ioctls for X32 ABI
- ALSA: seq: oss: Don't drain at closing a client
- ALSA: hdspm: Fix wrong boolean ctl value accesses
- ALSA: hdsp: Fix wrong boolean ctl value accesses
- ALSA: hdspm: Fix zero-division
- ALSA: timer: Fix broken compat timer user status

[Kernel-packages] [Bug 1555765] Re: Backport upstream bugfixes to ubuntu-16.04

2016-03-13 Thread Launchpad Bug Tracker 
** Branch linked: lp:ubuntu/trusty-proposed/linux-lts-xenial

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1555765

Title:
  Backport upstream bugfixes to ubuntu-16.04

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  Fix Committed

Bug description:
  Backport the below upstream "powernv-cpufreq" bug fixes to ubuntu
  16.04:

  The below listed patchset is accepted upstream and is in linux-next.

  1) 86622cb8c57abb05fe95bea3a068949c0ca79fc3 cpufreq: powernv: Free 'chips' on 
module exit
  2) 6d167a44e6c8da3316e037b788585fcf96112bea  cpufreq: powernv: Hot-plug safe 
the kworker thread
  3) 96c4726f01cdbf53acf74cf2394e287d74bf40a3 cpufreq: powernv: Remove 
cpu_to_chip_id() from hot-path
  4) 0306e481d479a58eff17c27adf213fbb5822946b cpufreq: powernv/tracing: Add 
powernv_throttle tracepoint
  5)c89f2682a39192433c296bf97b834fd2815a758b cpufreq: powernv: Replace pr_info 
with trace print for throttle event

  Two more patches that are posted upstream:
  6) http://marc.info/?l=linuxppc-embedded=145648325218686=2
  7) http://marc.info/?l=linux-pm=145648316718658=2

  1) Fixes a memory leak
  2) Makes the worker thread hot-plug safe which is scheduled on an OCC event.
  3) Fixes the below bug which cause 4% cpu overhead by 
powernv_cpufreq_throttle_check() function.
   4.44%  [k] _raw_spin_lock_irqsave 
  |  
  |--48.56%-- _raw_spin_lock_irqsave
  |  |  
  |  |--72.55%-- of_find_property
  |  |  |  
  |  |  |--62.14%-- of_n_addr_cells
  |  |  |  __of_find_n_match_cpu_property
  |  |  |  |  
  |  |  |  |--75.72%-- of_get_cpu_node
  |  |  |  |  cpu_to_chip_id
  |  |  |  |  
powernv_cpufreq_throttle_check
  |  |  |  |  
powernv_cpufreq_target_index
  |  |  |  |  
__cpufreq_driver_target
  4) , 5) and 7) are permanent fixes for BZ 131119, BZ 130125 which complained 
on the throttle message reporting
  6) Fixes bug in powernv_cpufreq_{init/exit}

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1555765/+subscriptions

-- 
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help   : https://help.launchpad.net/ListHelp

[Kernel-packages] [Bug 1555765] Re: Backport upstream bugfixes to ubuntu-16.04

2016-03-10 Thread Tim Gardner 
Found and applied patch 6 at patchwork.ozlab.com. Patch 7 is gonna take
a bit more work.

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1555765

Title:
  Backport upstream bugfixes to ubuntu-16.04

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  Fix Committed

Bug description:
  Backport the below upstream "powernv-cpufreq" bug fixes to ubuntu
  16.04:

  The below listed patchset is accepted upstream and is in linux-next.

  1) 86622cb8c57abb05fe95bea3a068949c0ca79fc3 cpufreq: powernv: Free 'chips' on 
module exit
  2) 6d167a44e6c8da3316e037b788585fcf96112bea  cpufreq: powernv: Hot-plug safe 
the kworker thread
  3) 96c4726f01cdbf53acf74cf2394e287d74bf40a3 cpufreq: powernv: Remove 
cpu_to_chip_id() from hot-path
  4) 0306e481d479a58eff17c27adf213fbb5822946b cpufreq: powernv/tracing: Add 
powernv_throttle tracepoint
  5)c89f2682a39192433c296bf97b834fd2815a758b cpufreq: powernv: Replace pr_info 
with trace print for throttle event

  Two more patches that are posted upstream:
  6) http://marc.info/?l=linuxppc-embedded=145648325218686=2
  7) http://marc.info/?l=linux-pm=145648316718658=2

  1) Fixes a memory leak
  2) Makes the worker thread hot-plug safe which is scheduled on an OCC event.
  3) Fixes the below bug which cause 4% cpu overhead by 
powernv_cpufreq_throttle_check() function.
   4.44%  [k] _raw_spin_lock_irqsave 
  |  
  |--48.56%-- _raw_spin_lock_irqsave
  |  |  
  |  |--72.55%-- of_find_property
  |  |  |  
  |  |  |--62.14%-- of_n_addr_cells
  |  |  |  __of_find_n_match_cpu_property
  |  |  |  |  
  |  |  |  |--75.72%-- of_get_cpu_node
  |  |  |  |  cpu_to_chip_id
  |  |  |  |  
powernv_cpufreq_throttle_check
  |  |  |  |  
powernv_cpufreq_target_index
  |  |  |  |  
__cpufreq_driver_target
  4) , 5) and 7) are permanent fixes for BZ 131119, BZ 130125 which complained 
on the throttle message reporting
  6) Fixes bug in powernv_cpufreq_{init/exit}

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1555765/+subscriptions

-- 
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help   : https://help.launchpad.net/ListHelp

[Kernel-packages] [Bug 1555765] Re: Backport upstream bugfixes to ubuntu-16.04

2016-03-10 Thread Tim Gardner 
I cherry-picked the first 5 patches from linux-next, but I'm not having
much luck scraping 6 and 7 from marc.info.

** Also affects: linux (Ubuntu Xenial)
   Importance: High
 Assignee: Canonical Kernel Team (canonical-kernel-team)
   Status: Triaged

** Changed in: linux (Ubuntu Xenial)
   Status: Triaged => Fix Committed

** Changed in: linux (Ubuntu Xenial)
 Assignee: Canonical Kernel Team (canonical-kernel-team) => Tim Gardner 
(timg-tpi)

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1555765

Title:
  Backport upstream bugfixes to ubuntu-16.04

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  Fix Committed

Bug description:
  Backport the below upstream "powernv-cpufreq" bug fixes to ubuntu
  16.04:

  The below listed patchset is accepted upstream and is in linux-next.

  1) 86622cb8c57abb05fe95bea3a068949c0ca79fc3 cpufreq: powernv: Free 'chips' on 
module exit
  2) 6d167a44e6c8da3316e037b788585fcf96112bea  cpufreq: powernv: Hot-plug safe 
the kworker thread
  3) 96c4726f01cdbf53acf74cf2394e287d74bf40a3 cpufreq: powernv: Remove 
cpu_to_chip_id() from hot-path
  4) 0306e481d479a58eff17c27adf213fbb5822946b cpufreq: powernv/tracing: Add 
powernv_throttle tracepoint
  5)c89f2682a39192433c296bf97b834fd2815a758b cpufreq: powernv: Replace pr_info 
with trace print for throttle event

  Two more patches that are posted upstream:
  6) http://marc.info/?l=linuxppc-embedded=145648325218686=2
  7) http://marc.info/?l=linux-pm=145648316718658=2

  1) Fixes a memory leak
  2) Makes the worker thread hot-plug safe which is scheduled on an OCC event.
  3) Fixes the below bug which cause 4% cpu overhead by 
powernv_cpufreq_throttle_check() function.
   4.44%  [k] _raw_spin_lock_irqsave 
  |  
  |--48.56%-- _raw_spin_lock_irqsave
  |  |  
  |  |--72.55%-- of_find_property
  |  |  |  
  |  |  |--62.14%-- of_n_addr_cells
  |  |  |  __of_find_n_match_cpu_property
  |  |  |  |  
  |  |  |  |--75.72%-- of_get_cpu_node
  |  |  |  |  cpu_to_chip_id
  |  |  |  |  
powernv_cpufreq_throttle_check
  |  |  |  |  
powernv_cpufreq_target_index
  |  |  |  |  
__cpufreq_driver_target
  4) , 5) and 7) are permanent fixes for BZ 131119, BZ 130125 which complained 
on the throttle message reporting
  6) Fixes bug in powernv_cpufreq_{init/exit}

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1555765/+subscriptions

-- 
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help   : https://help.launchpad.net/ListHelp

[Kernel-packages] [Bug 1555765] Re: Backport upstream bugfixes to ubuntu-16.04

2016-03-10 Thread Leann Ogasawara 
** Changed in: linux (Ubuntu)
   Importance: Undecided => High

** Changed in: linux (Ubuntu)
   Status: New => Triaged

** Changed in: linux (Ubuntu)
 Assignee: Taco Screen team (taco-screen-team) => Canonical Kernel Team 
(canonical-kernel-team)

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1555765

Title:
  Backport upstream bugfixes to ubuntu-16.04

Status in linux package in Ubuntu:
  Triaged

Bug description:
  Backport the below upstream "powernv-cpufreq" bug fixes to ubuntu
  16.04:

  The below listed patchset is accepted upstream and is in linux-next.

  1) 86622cb8c57abb05fe95bea3a068949c0ca79fc3 cpufreq: powernv: Free 'chips' on 
module exit
  2) 6d167a44e6c8da3316e037b788585fcf96112bea  cpufreq: powernv: Hot-plug safe 
the kworker thread
  3) 96c4726f01cdbf53acf74cf2394e287d74bf40a3 cpufreq: powernv: Remove 
cpu_to_chip_id() from hot-path
  4) 0306e481d479a58eff17c27adf213fbb5822946b cpufreq: powernv/tracing: Add 
powernv_throttle tracepoint
  5)c89f2682a39192433c296bf97b834fd2815a758b cpufreq: powernv: Replace pr_info 
with trace print for throttle event

  Two more patches that are posted upstream:
  6) http://marc.info/?l=linuxppc-embedded=145648325218686=2
  7) http://marc.info/?l=linux-pm=145648316718658=2

  1) Fixes a memory leak
  2) Makes the worker thread hot-plug safe which is scheduled on an OCC event.
  3) Fixes the below bug which cause 4% cpu overhead by 
powernv_cpufreq_throttle_check() function.
   4.44%  [k] _raw_spin_lock_irqsave 
  |  
  |--48.56%-- _raw_spin_lock_irqsave
  |  |  
  |  |--72.55%-- of_find_property
  |  |  |  
  |  |  |--62.14%-- of_n_addr_cells
  |  |  |  __of_find_n_match_cpu_property
  |  |  |  |  
  |  |  |  |--75.72%-- of_get_cpu_node
  |  |  |  |  cpu_to_chip_id
  |  |  |  |  
powernv_cpufreq_throttle_check
  |  |  |  |  
powernv_cpufreq_target_index
  |  |  |  |  
__cpufreq_driver_target
  4) , 5) and 7) are permanent fixes for BZ 131119, BZ 130125 which complained 
on the throttle message reporting
  6) Fixes bug in powernv_cpufreq_{init/exit}

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1555765/+subscriptions

-- 
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help   : https://help.launchpad.net/ListHelp

[Kernel-packages] [Bug 1555765] Re: Backport upstream bugfixes to ubuntu-16.04

2016-03-10 Thread Luciano Chavez 
** Package changed: ubuntu => linux (Ubuntu)

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1555765

Title:
  Backport upstream bugfixes to ubuntu-16.04

Status in linux package in Ubuntu:
  New

Bug description:
  Backport the below upstream "powernv-cpufreq" bug fixes to ubuntu
  16.04:

  The below listed patchset is accepted upstream and is in linux-next.

  1) 86622cb8c57abb05fe95bea3a068949c0ca79fc3 cpufreq: powernv: Free 'chips' on 
module exit
  2) 6d167a44e6c8da3316e037b788585fcf96112bea  cpufreq: powernv: Hot-plug safe 
the kworker thread
  3) 96c4726f01cdbf53acf74cf2394e287d74bf40a3 cpufreq: powernv: Remove 
cpu_to_chip_id() from hot-path
  4) 0306e481d479a58eff17c27adf213fbb5822946b cpufreq: powernv/tracing: Add 
powernv_throttle tracepoint
  5)c89f2682a39192433c296bf97b834fd2815a758b cpufreq: powernv: Replace pr_info 
with trace print for throttle event

  Two more patches that are posted upstream:
  6) http://marc.info/?l=linuxppc-embedded=145648325218686=2
  7) http://marc.info/?l=linux-pm=145648316718658=2

  1) Fixes a memory leak
  2) Makes the worker thread hot-plug safe which is scheduled on an OCC event.
  3) Fixes the below bug which cause 4% cpu overhead by 
powernv_cpufreq_throttle_check() function.
   4.44%  [k] _raw_spin_lock_irqsave 
  |  
  |--48.56%-- _raw_spin_lock_irqsave
  |  |  
  |  |--72.55%-- of_find_property
  |  |  |  
  |  |  |--62.14%-- of_n_addr_cells
  |  |  |  __of_find_n_match_cpu_property
  |  |  |  |  
  |  |  |  |--75.72%-- of_get_cpu_node
  |  |  |  |  cpu_to_chip_id
  |  |  |  |  
powernv_cpufreq_throttle_check
  |  |  |  |  
powernv_cpufreq_target_index
  |  |  |  |  
__cpufreq_driver_target
  4) , 5) and 7) are permanent fixes for BZ 131119, BZ 130125 which complained 
on the throttle message reporting
  6) Fixes bug in powernv_cpufreq_{init/exit}

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1555765/+subscriptions

-- 
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help   : https://help.launchpad.net/ListHelp