[Kernel-packages] [Bug 1858618] Re: linux-aws: swapoff optimization
The Eoan Ermine has reached end of life, so this bug will not be fixed for that release ** Changed in: linux-aws-5.0 (Ubuntu Eoan) Status: New => Won't Fix -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: Fix Released Status in linux-aws-5.0 package in Ubuntu: Invalid Status in linux-aws source package in Bionic: Fix Released Status in linux-aws-5.0 source package in Bionic: Fix Released Status in linux-aws source package in Disco: Won't Fix Status in linux-aws-5.0 source package in Disco: Invalid Status in linux-aws source package in Eoan: Fix Released Status in linux-aws-5.0 source package in Eoan: Won't Fix Status in linux-aws source package in Focal: Fix Released Status in linux-aws-5.0 source package in Focal: Invalid Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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 1858618] Re: linux-aws: swapoff optimization
** Changed in: linux-aws (Ubuntu Disco) Status: Fix Committed => Won't Fix -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: Fix Released Status in linux-aws-5.0 package in Ubuntu: Invalid Status in linux-aws source package in Bionic: Fix Released Status in linux-aws-5.0 source package in Bionic: Fix Released Status in linux-aws source package in Disco: Won't Fix Status in linux-aws-5.0 source package in Disco: Invalid Status in linux-aws source package in Eoan: Fix Released Status in linux-aws-5.0 source package in Eoan: New Status in linux-aws source package in Focal: Fix Released Status in linux-aws-5.0 source package in Focal: Invalid Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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 1858618] Re: linux-aws: swapoff optimization
This bug was fixed in the package linux-aws - 5.3.0-1017.18 --- linux-aws (5.3.0-1017.18) eoan; urgency=medium * eoan/linux-aws: 5.3.0-1017.18 -proposed tracker (LP: #1870709) * hibernation support for linux-aws (LP: #1831940) - UBUNTU SAUCE [aws] PM / hibernate: reduce memory pressure during image writing - UBUNTU SAUCE [aws]: PM / hibernate: make sure pm_async is always disabled - UBUNTU SAUCE [aws]: PM / hibernate: set image_size to 0 by default - UBUNTU SAUCE [aws]: ACPICA: Enable sleep button on ACPI legacy wake - UBUNTU SAUCE [aws]: block: xen-blkfront: consider new dom0 features on restore - UBUNTU SAUCE [aws]: xen: restore pirqs on resume from hibernation. - UBUNTU SAUCE [aws]: xen: Only restore the ACPI SCI interrupt in xen_restore_pirqs. * linux-aws: swapoff optimization (LP: #1858618) - UBUNTU SAUCE [aws]: mm: swap: improve swap readahead heuristic * Root can lift kernel lockdown via USB/IP (LP: #1861238) - [Config] aws: really remove option to lift lockdown via SysRq [ Ubuntu: 5.3.0-47.39 ] * eoan/linux: 5.3.0-47.39 -proposed tracker (LP: #1870720) * Packaging resync (LP: #1786013) - update dkms package versions * All PS/2 ports on PS/2 Serial add-in bracket are not working after S3 (LP: #1866734) - SAUCE: Input: i8042 - fix the selftest retry logic * Eoan update: upstream stable patchset 2020-03-31 (LP: #1869908) - ACPI: watchdog: Allow disabling WDAT at boot - HID: apple: Add support for recent firmware on Magic Keyboards - cfg80211: check reg_rule for NULL in handle_channel_custom() - scsi: libfc: free response frame from GPN_ID - net: usb: qmi_wwan: restore mtu min/max values after raw_ip switch - net: ks8851-ml: Fix IRQ handling and locking - mac80211: rx: avoid RCU list traversal under mutex - signal: avoid double atomic counter increments for user accounting - slip: not call free_netdev before rtnl_unlock in slip_open - hinic: fix a irq affinity bug - hinic: fix a bug of setting hw_ioctxt - net: rmnet: fix NULL pointer dereference in rmnet_newlink() - net: rmnet: fix NULL pointer dereference in rmnet_changelink() - net: rmnet: fix suspicious RCU usage - net: rmnet: remove rcu_read_lock in rmnet_force_unassociate_device() - net: rmnet: do not allow to change mux id if mux id is duplicated - net: rmnet: use upper/lower device infrastructure - net: rmnet: fix bridge mode bugs - net: rmnet: fix packet forwarding in rmnet bridge mode - sfc: fix timestamp reconstruction at 16-bit rollover points - jbd2: fix data races at struct journal_head - driver core: Remove device link creation limitation - driver core: Fix creation of device links with PM-runtime flags - net: qrtr: fix len of skb_put_padto in qrtr_node_enqueue - ARM: 8957/1: VDSO: Match ARMv8 timer in cntvct_functional() - ARM: 8958/1: rename missed uaccess .fixup section - mm: slub: add missing TID bump in kmem_cache_alloc_bulk() - HID: google: add moonball USB id - ipv4: ensure rcu_read_lock() in cipso_v4_error() - netfilter: hashlimit: do not use indirect calls during gc - netfilter: xt_hashlimit: unregister proc file before releasing mutex - ACPI: watchdog: Set default timeout in probe - HID: hid-bigbenff: fix general protection fault caused by double kfree - HID: hid-bigbenff: call hid_hw_stop() in case of error - HID: hid-bigbenff: fix race condition for scheduled work during removal - selftests/rseq: Fix out-of-tree compilation - net: ll_temac: Fix race condition causing TX hang - net: ll_temac: Add more error handling of dma_map_single() calls - net: ll_temac: Fix RX buffer descriptor handling on GFP_ATOMIC pressure - net: ll_temac: Handle DMA halt condition caused by buffer underrun - blk-mq: insert passthrough request into hctx->dispatch directly - drm/amdgpu: fix memory leak during TDR test(v2) - kbuild: add dtbs_check to PHONY - kbuild: add dt_binding_check to PHONY in a correct place - net: phy: mscc: fix firmware paths - hinic: fix a bug of rss configuration - blk-mq: insert flush request to the front of dispatch queue - HID: add ALWAYS_POLL quirk to lenovo pixart mouse - ARM: 8961/2: Fix Kbuild issue caused by per-task stack protector GCC plugin * This laptop contains a touchpadwhich is not recognized. (LP: #1858299) // Eoan update: upstream stable patchset 2020-03-31 (LP: #1869908) - HID: i2c-hid: add Trekstor Surfbook E11B to descriptor override * Eoan update: upstream stable patchset 2020-03-27 (LP: #1869433) - net: dsa: bcm_sf2: Forcibly configure IMP port for 1Gb/sec - RDMA/core: Fix pkey and port assignment in get_new_pps - RDMA/core: Fix use of logical OR in get_new_pps - kprobes: Fix optimize_kprobe()/unoptimize_kprobe() cancellation logic - ALSA: hda: do not override bus codec_mask in lin
[Kernel-packages] [Bug 1858618] Re: linux-aws: swapoff optimization
This bug was fixed in the package linux-aws - 5.4.0-1007.7 --- linux-aws (5.4.0-1007.7) focal; urgency=medium [ Ubuntu: 5.4.0-21.25 ] * CVE-2020-8835 - SAUCE: bpf: undo incorrect __reg_bound_offset32 handling -- Thadeu Lima de Souza Cascardo Fri, 27 Mar 2020 17:06:08 -0300 ** Changed in: linux-aws (Ubuntu Focal) Status: New => Fix Released ** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2020-8835 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: Fix Released Status in linux-aws-5.0 package in Ubuntu: Invalid Status in linux-aws source package in Bionic: Fix Released Status in linux-aws-5.0 source package in Bionic: Fix Released Status in linux-aws source package in Disco: Fix Committed Status in linux-aws-5.0 source package in Disco: Invalid Status in linux-aws source package in Eoan: Fix Committed Status in linux-aws-5.0 source package in Eoan: New Status in linux-aws source package in Focal: Fix Released Status in linux-aws-5.0 source package in Focal: Invalid Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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 1858618] Re: linux-aws: swapoff optimization
** Changed in: linux-aws (Ubuntu Eoan) Status: New => Fix Committed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: New Status in linux-aws-5.0 package in Ubuntu: Invalid Status in linux-aws source package in Bionic: Fix Released Status in linux-aws-5.0 source package in Bionic: Fix Released Status in linux-aws source package in Disco: Fix Committed Status in linux-aws-5.0 source package in Disco: Invalid Status in linux-aws source package in Eoan: Fix Committed Status in linux-aws-5.0 source package in Eoan: New Status in linux-aws source package in Focal: New Status in linux-aws-5.0 source package in Focal: Invalid Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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 1858618] Re: linux-aws: swapoff optimization
This bug was fixed in the package linux-aws-5.0 - 5.0.0-1027.30 --- linux-aws-5.0 (5.0.0-1027.30) bionic; urgency=medium * bionic/linux-aws-5.0: 5.0.0-1027.30 -proposed tracker (LP: #1865434) [ Ubuntu: 5.0.0-43.47 ] * disco/linux: 5.0.0-43.47 -proposed tracker (LP: #1865110) * CVE-2020-2732 - KVM: nVMX: Don't emulate instructions in guest mode - KVM: nVMX: Refactor IO bitmap checks into helper function - KVM: nVMX: Check IO instruction VM-exit conditions linux-aws-5.0 (5.0.0-1026.29) bionic; urgency=medium * bionic/linux-aws-5.0: 5.0.0-1026.29 -proposed tracker (LP: #1863281) * Root can lift kernel lockdown via USB/IP (LP: #1861238) - [config] linux-aws: remove CONFIG_ALLOW_LOCKDOWN_LIFT_BY_SYSRQ * hibernation support for linux-aws (LP: #1831940) - UBUNTU SAUCE [aws] PM / hibernate: reduce memory pressure during image writing - UBUNTU SAUCE [aws]: PM / hibernate: make sure pm_async is always disabled - UBUNTU SAUCE [aws]: PM / hibernate: set image_size to 0 by default - UBUNTU SAUCE [aws]: ACPICA: Enable sleep button on ACPI legacy wake - UBUNTU SAUCE [aws]: block: xen-blkfront: consider new dom0 features on restore - UBUNTU SAUCE [aws]: xen: restore pirqs on resume from hibernation. - UBUNTU SAUCE [aws]: xen: Only restore the ACPI SCI interrupt in xen_restore_pirqs. * linux-aws: swapoff optimization (LP: #1858618) - mm: refactor swap-in logic out of shmem_getpage_gfp - mm: rid swapoff of quadratic complexity - UBUNTU SAUCE [aws]: mm: swap: improve swap readahead heuristic [ Ubuntu: 5.0.0-42.46 ] * disco/linux: 5.0.0-42.46 -proposed tracker (LP: #1863297) * CVE-2019-3016 - KVM: Introduce a new guest mapping API - kvm: fix compilation on aarch64 - kvm: fix compilation on s390 - kvm: fix compile on s390 part 2 - KVM: Properly check if "page" is valid in kvm_vcpu_unmap - x86/kvm: Be careful not to clear KVM_VCPU_FLUSH_TLB bit - x86/kvm: Introduce kvm_(un)map_gfn() - x86/kvm: Cache gfn to pfn translation - x86/KVM: Make sure KVM_VCPU_FLUSH_TLB flag is not missed - x86/KVM: Clean up host's steal time structure * Dell XPS 13 (7390) Display Flickering - 19.10 (LP: #1849947) - SAUCE: drm/i915: Disable PSR by default on all platforms * Root can lift kernel lockdown via USB/IP (LP: #1861238) - Revert "UBUNTU: SAUCE: (efi-lockdown) Add a SysRq option to lift kernel lockdown" * Disco update: upstream stable patchset 2020-02-07 (LP: #1862418) - ARM: dts: meson8: fix the size of the PMU registers - clk: qcom: gcc-sdm845: Add missing flag to votable GDSCs - dt-bindings: reset: meson8b: fix duplicate reset IDs - ARM: dts: imx6q-dhcom: fix rtc compatible - clk: Don't try to enable critical clocks if prepare failed - ASoC: msm8916-wcd-digital: Reset RX interpolation path after use - iio: buffer: align the size of scan bytes to size of the largest element - USB: serial: simple: Add Motorola Solutions TETRA MTP3xxx and MTP85xx - USB: serial: option: Add support for Quectel RM500Q - USB: serial: opticon: fix control-message timeouts - USB: serial: option: add support for Quectel RM500Q in QDL mode - USB: serial: suppress driver bind attributes - USB: serial: ch341: handle unbound port at reset_resume - USB: serial: io_edgeport: handle unbound ports on URB completion - USB: serial: io_edgeport: add missing active-port sanity check - USB: serial: keyspan: handle unbound ports - USB: serial: quatech2: handle unbound ports - scsi: fnic: fix invalid stack access - scsi: mptfusion: Fix double fetch bug in ioctl - ASoC: msm8916-wcd-analog: Fix selected events for MIC BIAS External1 - ASoC: msm8916-wcd-analog: Fix MIC BIAS Internal1 - ARM: dts: imx6q-dhcom: Fix SGTL5000 VDDIO regulator connection - ALSA: dice: fix fallback from protocol extension into limited functionality - ALSA: seq: Fix racy access for queue timer in proc read - ALSA: usb-audio: fix sync-ep altsetting sanity check - arm64: dts: allwinner: a64: olinuxino: Fix SDIO supply regulator - Fix built-in early-load Intel microcode alignment - block: fix an integer overflow in logical block size - ARM: dts: am571x-idk: Fix gpios property to have the correct gpio number - ptrace: reintroduce usage of subjective credentials in ptrace_has_cap() - usb: core: hub: Improved device recognition on remote wakeup - x86/resctrl: Fix an imbalance in domain_remove_cpu() - x86/CPU/AMD: Ensure clearing of SME/SEV features is maintained - x86/efistub: Disable paging at mixed mode entry - drm/i915: Add missing include file - x86/resctrl: Fix potential memory leak - perf hists: Fix variable name's inconsistency in hists__for_each() macro - perf report: Fix incorrectly added dimensions as switch perf data file - mm/shmem.c: thp, shmem: fix conflict of above-47bit
[Kernel-packages] [Bug 1858618] Re: linux-aws: swapoff optimization
** Also affects: linux-aws (Ubuntu Focal) Importance: Undecided Assignee: Andrea Righi (arighi) Status: New ** Also affects: linux-aws-5.0 (Ubuntu Focal) Importance: Undecided Status: Invalid ** Also affects: linux-aws (Ubuntu Eoan) Importance: Undecided Status: New ** Also affects: linux-aws-5.0 (Ubuntu Eoan) Importance: Undecided Status: New ** Changed in: linux-aws (Ubuntu Eoan) Assignee: (unassigned) => Andrea Righi (arighi) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: New Status in linux-aws-5.0 package in Ubuntu: Invalid Status in linux-aws source package in Bionic: Fix Released Status in linux-aws-5.0 source package in Bionic: Fix Committed Status in linux-aws source package in Disco: Fix Committed Status in linux-aws-5.0 source package in Disco: Invalid Status in linux-aws source package in Eoan: New Status in linux-aws-5.0 source package in Eoan: New Status in linux-aws source package in Focal: New Status in linux-aws-5.0 source package in Focal: Invalid Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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 1858618] Re: linux-aws: swapoff optimization
** Changed in: linux-aws-5.0 (Ubuntu Bionic) Status: New => Fix Committed ** Changed in: linux-aws (Ubuntu Disco) Status: New => Fix Committed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: New Status in linux-aws-5.0 package in Ubuntu: Invalid Status in linux-aws source package in Bionic: Fix Released Status in linux-aws-5.0 source package in Bionic: Fix Committed Status in linux-aws source package in Disco: Fix Committed Status in linux-aws-5.0 source package in Disco: Invalid Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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 1858618] Re: linux-aws: swapoff optimization
This bug was fixed in the package linux-aws - 4.15.0-1058.60 --- linux-aws (4.15.0-1058.60) bionic; urgency=medium * bionic/linux-aws: 4.15.0-1058.60 -proposed tracker (LP: #1859795) * Update EFA driver to 1.5.0 (LP: #1850195) - SAUCE: linux/efa: Fix incorrect error print - SAUCE: linux/efa: Fix ‘err’ may be used uninitialized in this function warning - SAUCE: linux/efa: Add support for CentOS 7.7 - SAUCE: linux/efa: Clear the admin command buffer prior to its submission - SAUCE: linux/efa: Bump driver version to 1.4.1 - SAUCE: linux/efa: Store network attributes in device attributes - SAUCE: linux/efa: Support remote read access in MR registration - SAUCE: linux/efa: Expose RDMA read related attributes - SAUCE: linux/efa: Add ib_uverbs as a soft dependency - SAUCE: linux/efa: Use the ib_port_phys_state enum values - SAUCE: linux/efa: Backport missing driver id - SAUCE: linux/efa: Check sscanf return value - SAUCE: linux/efa: SuSE 15.1 support - SAUCE: linux/efa: Bump driver version to 1.5.0 * linux-aws: swapoff optimization (LP: #1858618) - UBUNTU SAUCE [aws]: mm: swap: improve swap readahead heuristic * ARM CPU erratum Neoverse-N1 #1542419 (LP: #1855729) - arm64: Add support for new control bits CTR_EL0.DIC and CTR_EL0.IDC - arm64: Add part number for Neoverse N1 - arm64: cpufeature: Trap CTR_EL0 access only where it is necessary - arm64: errata: Hide CTR_EL0.DIC on systems affected by Neoverse-N1 #1542419 - arm64: Fake the IminLine size on systems affected by Neoverse-N1 #1542419 - arm64: compat: Workaround Neoverse-N1 #1542419 for compat user-space - aws: [Config] updateconfigs for ARM64_ERRATUM_1542419 [ Ubuntu: 4.15.0-75.85 ] * bionic/linux: 4.15.0-75.85 -proposed tracker (LP: #1859705) * use-after-free in i915_ppgtt_close (LP: #1859522) // CVE-2020-7053 - SAUCE: drm/i915: Fix use-after-free when destroying GEM context * CVE-2019-14615 - drm/i915/gen9: Clear residual context state on context switch * PAN is broken for execute-only user mappings on ARMv8 (LP: #1858815) - arm64: Revert support for execute-only user mappings * [Regression] usb usb2-port2: Cannot enable. Maybe the USB cable is bad? (LP: #1856608) - SAUCE: Revert "usb: handle warm-reset port requests on hub resume" * Miscellaneous Ubuntu changes - update dkms package versions [ Ubuntu: 4.15.0-74.84 ] * bionic/linux: 4.15.0-74.84 -proposed tracker (LP: #1856749) * [Hyper-V] KVP daemon fails to start on first boot of disco VM (LP: #1820063) - [Packaging] bind hv_kvp_daemon startup to hv_kvp device * Unrevert "arm64: Use firmware to detect CPUs that are not affected by Spectre-v2" (LP: #1854207) - arm64: Get rid of __smccc_workaround_1_hvc_* - arm64: Use firmware to detect CPUs that are not affected by Spectre-v2 * Bionic kernel panic on Cavium ThunderX CN88XX (LP: #1853485) - SAUCE: irqchip/gic-v3-its: Add missing return value in its_irq_domain_activate() -- Connor Kuehl Wed, 15 Jan 2020 10:27:24 -0800 ** Changed in: linux-aws (Ubuntu Bionic) Status: Fix Committed => Fix Released ** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2019-14615 ** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2020-7053 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: New Status in linux-aws-5.0 package in Ubuntu: Invalid Status in linux-aws source package in Bionic: Fix Released Status in linux-aws-5.0 source package in Bionic: New Status in linux-aws source package in Disco: New Status in linux-aws-5.0 source package in Disco: Invalid Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem
[Kernel-packages] [Bug 1858618] Re: linux-aws: swapoff optimization
** Also affects: linux-aws-5.0 (Ubuntu) Importance: Undecided Status: New ** Changed in: linux-aws-5.0 (Ubuntu Disco) Status: New => Invalid ** Changed in: linux-aws-5.0 (Ubuntu Bionic) Importance: Undecided => High ** Changed in: linux-aws-5.0 (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: New Status in linux-aws-5.0 package in Ubuntu: Invalid Status in linux-aws source package in Bionic: Fix Committed Status in linux-aws-5.0 source package in Bionic: New Status in linux-aws source package in Disco: New Status in linux-aws-5.0 source package in Disco: Invalid Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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 1858618] Re: linux-aws: swapoff optimization
** Also affects: linux-aws (Ubuntu Disco) Importance: Undecided Status: New ** Changed in: linux-aws (Ubuntu Disco) Importance: Undecided => High ** Changed in: linux-aws (Ubuntu Disco) Assignee: (unassigned) => Andrea Righi (arighi) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: New Status in linux-aws source package in Bionic: Fix Committed Status in linux-aws source package in Disco: New Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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 1858618] Re: linux-aws: swapoff optimization
** Changed in: linux-aws (Ubuntu Bionic) Status: New => Fix Committed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-aws in Ubuntu. https://bugs.launchpad.net/bugs/1858618 Title: linux-aws: swapoff optimization Status in linux-aws package in Ubuntu: New Status in linux-aws source package in Bionic: Fix Committed Bug description: [Impact] When an instance in the AWS EC2 infrastructure is successfully hibernated and resumed we want to deactivate the swap file as fast as possible in order to make the instance available again for the user. By default the kernel doesn't really optimize swapoff performance, it tries to keep the whole system still usable and responsive while swapoff is running. However, in our specific use case, swapoff needs to complete as fast as possible, so we may want to give swapoff I/O a higher priority and use different heuristics in order to optimize the I/O and page readahead generated by swapoff. [Test Case] Run the hibernation test on the AWS EC2 instances. [Fix] Apply a more aggressive swapin readahead policy that allows to improve swapoff performance. [Regression Potential] Minimal, this change is only affecting the swapoff-related code and it has been tested extensively with positive test results. The only downside is that this different heuristic makes the system more unresponsive during swapoff, but this is not a problem in the AWS scenario, because (by explicit requirement) the user shouldn't be able to use the instance during this swapoff phase. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1858618/+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