[Kernel-packages] [Bug 1893817] Re: aws: enable PCI write-combine for arm64
This bug was fixed in the package linux-aws - 4.15.0-1087.92 --- linux-aws (4.15.0-1087.92) bionic; urgency=medium * bionic/linux-aws: 4.15.0-1087.92 -proposed tracker (LP: #1900674) * CVE-2020-12351 // CVE-2020-12352 // CVE-2020-24490 - [Config] aws: Disable BlueZ highspeed support * EFA: add support for 0xefa1 devices (LP: #1896791) - RDMA/efa: Expose maximum TX doorbell batch - RDMA/efa: Expose minimum SQ size - RDMA/efa: User/kernel compatibility handshake mechanism - RDMA/efa: Add EFA 0xefa1 PCI ID * aws: enable PCI write-combine for arm64 (LP: #1893817) - SAUCE: arm64: Enable PCI write-combine resources under sysfs [ Ubuntu: 4.15.0-122.124 ] * bionic/linux: 4.15.0-122.124 -proposed tracker (LP: #1899941) * CVE-2020-12351 // CVE-2020-12352 // CVE-2020-24490 - Bluetooth: Disable High Speed by default - Bluetooth: MGMT: Fix not checking if BT_HS is enabled - [Config] Disable BlueZ highspeed support * CVE-2020-12351 - Bluetooth: L2CAP: Fix calling sk_filter on non-socket based channel * CVE-2020-12352 - Bluetooth: A2MP: Fix not initializing all members -- Stefan Bader Tue, 20 Oct 2020 12:01:06 +0200 ** Changed in: linux-aws (Ubuntu Bionic) Status: Fix Committed => Fix Released ** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2020-12351 ** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2020-12352 ** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2020-24490 ** Changed in: linux-aws (Ubuntu Focal) Status: Fix Committed => Fix Released -- 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: Fix Released Status in linux-aws source package in Bionic: Fix Released Status in linux-aws source package in Focal: Fix Released Status in linux-aws source package in Groovy: Fix Released Bug description: To improve PCI performance on certain arm64 AWS instance types, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ -- [Impact] * AWS requires PCI-write-combine be enabled for arm64 via this one- line patch, to effect a significant performance improvement on certain AWS arm64 instance types. * After considerable discussion, upstream indicates that this patch will be accepted into mainline[0] once additional documentation details get added to the commit description. * Applying this patch to linux-aws affects only AWS arm64 instance types. [Test Case] * Has been performance-tested by AWS; smoke-tested by me. [Regression Potential] * Low. [0] https://lore.kernel.org/linux- pci/20200917140116.ga4...@e121166-lin.cambridge.arm.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
This bug was fixed in the package linux-aws - 5.4.0-1029.30 --- linux-aws (5.4.0-1029.30) focal; urgency=medium * focal/linux-aws: 5.4.0-1029.30 -proposed tracker (LP: #1900671) * CVE-2020-12351 // CVE-2020-12352 // CVE-2020-24490 - [Config] [aws] Disable BlueZ highspeed support * EFA: add support for 0xefa1 devices (LP: #1896791) - RDMA/efa: Expose maximum TX doorbell batch - RDMA/efa: Expose minimum SQ size - RDMA/efa: User/kernel compatibility handshake mechanism - RDMA/efa: Add EFA 0xefa1 PCI ID * aws: enable PCI write-combine for arm64 (LP: #1893817) - SAUCE: arm64: Enable PCI write-combine resources under sysfs * AWS: enable FPGA support in amd64 AWS kernels (LP: #1898781) - [Config] aws: enable FPGA for amd64 also [ Ubuntu: 5.4.0-52.57 ] * focal/linux: 5.4.0-52.57 -proposed tracker (LP: #1899920) * CVE-2020-12351 // CVE-2020-12352 // CVE-2020-24490 - Bluetooth: Disable High Speed by default - Bluetooth: MGMT: Fix not checking if BT_HS is enabled - [Config] Disable BlueZ highspeed support * CVE-2020-12351 - Bluetooth: L2CAP: Fix calling sk_filter on non-socket based channel * CVE-2020-12352 - Bluetooth: A2MP: Fix not initializing all members -- Andrea Righi Tue, 20 Oct 2020 11:32:33 +0200 -- 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: Fix Released Status in linux-aws source package in Bionic: Fix Released Status in linux-aws source package in Focal: Fix Released Status in linux-aws source package in Groovy: Fix Released Bug description: To improve PCI performance on certain arm64 AWS instance types, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ -- [Impact] * AWS requires PCI-write-combine be enabled for arm64 via this one- line patch, to effect a significant performance improvement on certain AWS arm64 instance types. * After considerable discussion, upstream indicates that this patch will be accepted into mainline[0] once additional documentation details get added to the commit description. * Applying this patch to linux-aws affects only AWS arm64 instance types. [Test Case] * Has been performance-tested by AWS; smoke-tested by me. [Regression Potential] * Low. [0] https://lore.kernel.org/linux- pci/20200917140116.ga4...@e121166-lin.cambridge.arm.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
This bug was fixed in the package linux-aws - 5.8.0-1008.8 --- linux-aws (5.8.0-1008.8) groovy; urgency=medium * groovy/linux-aws: 5.8.0-1008.8 -proposed tracker (LP: #1899092) * aws: enable PCI write-combine for arm64 (LP: #1893817) - SAUCE: arm64: Enable PCI write-combine resources under sysfs * Miscellaneous Ubuntu changes - CONFIG_UBUNTU_HOST=m - [Packaging] [aws] remove python3-venv dependency [ Ubuntu: 5.8.0-22.23 ] * groovy/linux: 5.8.0-22.23 -proposed tracker (LP: #1899099) * Packaging resync (LP: #1786013) - update dkms package versions * oops in nvkm_udevice_info() [nouveau] (LP: #1898130) - drm/nouveau/device: return error for unknown chipsets * python3-venv is gone (LP: #1896801) - SAUCE: doc: remove python3-venv dependency * *-tools-common packages descriptions have typo "PGKVER" (LP: #1898903) - [Packaging] Fix typo in -tools template s/PGKVER/PKGVER/ * Enable brightness control on HP DreamColor panel (LP: #1898865) - SAUCE: drm/i915/dpcd_bl: Skip testing control capability with force DPCD quirk - SAUCE: drm/dp: HP DreamColor panel brigntness fix * Groovy update: v5.8.14 upstream stable release (LP: #1898853) - io_uring: always delete double poll wait entry on match - btrfs: fix filesystem corruption after a device replace - mmc: sdhci: Workaround broken command queuing on Intel GLK based IRBIS models - USB: gadget: f_ncm: Fix NDP16 datagram validation - Revert "usbip: Implement a match function to fix usbip" - usbcore/driver: Fix specific driver selection - usbcore/driver: Fix incorrect downcast - usbcore/driver: Accommodate usbip - gpio: siox: explicitly support only threaded irqs - gpio: mockup: fix resource leak in error path - gpio: tc35894: fix up tc35894 interrupt configuration - gpio: amd-fch: correct logic of GPIO_LINE_DIRECTION - clk: samsung: Keep top BPLL mux on Exynos542x enabled - clk: socfpga: stratix10: fix the divider for the emac_ptp_free_clk - scsi: iscsi: iscsi_tcp: Avoid holding spinlock while calling getpeername() - i2c: i801: Exclude device from suspend direct complete optimization - Input: i8042 - add nopnp quirk for Acer Aspire 5 A515 - iio: adc: qcom-spmi-adc5: fix driver name - ftrace: Move RCU is watching check after recursion check - tracing: Fix trace_find_next_entry() accounting of temp buffer size - memstick: Skip allocating card when removing host - drm/amdgpu: restore proper ref count in amdgpu_display_crtc_set_config - xen/events: don't use chip_data for legacy IRQs - clocksource/drivers/timer-gx6605s: Fixup counter reload - vboxsf: Fix the check for the old binary mount-arguments struct - mt76: mt7915: use ieee80211_free_txskb to free tx skbs - libbpf: Remove arch-specific include path in Makefile - drivers/net/wan/hdlc_fr: Add needed_headroom for PVC devices - Revert "wlcore: Adding suppoprt for IGTK key in wlcore driver" - drm/sun4i: mixer: Extend regmap max_register - hv_netvsc: Cache the current data path to avoid duplicate call and message - net: dec: de2104x: Increase receive ring size for Tulip - rndis_host: increase sleep time in the query-response loop - nvme-pci: disable the write zeros command for Intel 600P/P3100 - nvme-core: get/put ctrl and transport module in nvme_dev_open/release() - fuse: fix the ->direct_IO() treatment of iov_iter - drivers/net/wan/lapbether: Make skb->protocol consistent with the header - drivers/net/wan/hdlc: Set skb->protocol before transmitting - mac80211: Fix radiotap header channel flag for 6GHz band - mac80211: do not allow bigger VHT MPDUs than the hardware supports - tracing: Make the space reserved for the pid wider - tools/io_uring: fix compile breakage - io_uring: mark statx/files_update/epoll_ctl as non-SQPOLL - cpuidle: psci: Fix suspicious RCU usage - spi: fsl-espi: Only process interrupts for expected events - net: dsa: felix: fix some key offsets for IP4_TCP_UDP VCAP IS2 entries - nvme-pci: fix NULL req in completion handler - nvme-fc: fail new connections to a deleted host or remote port - scripts/kallsyms: skip ppc compiler stub *.long_branch.* / *.plt_branch.* - gpio: sprd: Clear interrupt when setting the type as edge - phy: ti: am654: Fix a leak in serdes_am654_probe() - pinctrl: mvebu: Fix i2c sda definition for 98DX3236 - nfs: Fix security label length not being reset - NFSv4.2: fix client's attribute cache management for copy_file_range - pNFS/flexfiles: Ensure we initialise the mirror bsizes correctly on read - clk: tegra: Always program PLL_E when enabled - clk: tegra: Fix missing prototype for tegra210_clk_register_emc() - dmaengine: dmatest: Prevent to run on misconfigured channel - clk: samsung: exynos4: mark 'chipid' clock as CLK_IGNORE_UNUSED - scsi: target: Fix lun
[Kernel-packages] [Bug 1893817] Re: aws: enable PCI write-combine for arm64
** Changed in: linux-aws (Ubuntu Bionic) Status: In Progress => 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: In Progress Status in linux-aws source package in Bionic: Fix Committed Status in linux-aws source package in Focal: Fix Committed Status in linux-aws source package in Groovy: In Progress Bug description: To improve PCI performance on certain arm64 AWS instance types, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ -- [Impact] * AWS requires PCI-write-combine be enabled for arm64 via this one- line patch, to effect a significant performance improvement on certain AWS arm64 instance types. * After considerable discussion, upstream indicates that this patch will be accepted into mainline[0] once additional documentation details get added to the commit description. * Applying this patch to linux-aws affects only AWS arm64 instance types. [Test Case] * Has been performance-tested by AWS; smoke-tested by me. [Regression Potential] * Low. [0] https://lore.kernel.org/linux- pci/20200917140116.ga4...@e121166-lin.cambridge.arm.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
** Changed in: linux-aws (Ubuntu Focal) Status: In Progress => 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: In Progress Status in linux-aws source package in Bionic: In Progress Status in linux-aws source package in Focal: Fix Committed Status in linux-aws source package in Groovy: In Progress Bug description: To improve PCI performance on certain arm64 AWS instance types, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ -- [Impact] * AWS requires PCI-write-combine be enabled for arm64 via this one- line patch, to effect a significant performance improvement on certain AWS arm64 instance types. * After considerable discussion, upstream indicates that this patch will be accepted into mainline[0] once additional documentation details get added to the commit description. * Applying this patch to linux-aws affects only AWS arm64 instance types. [Test Case] * Has been performance-tested by AWS; smoke-tested by me. [Regression Potential] * Low. [0] https://lore.kernel.org/linux- pci/20200917140116.ga4...@e121166-lin.cambridge.arm.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
** Changed in: linux-aws (Ubuntu Bionic) Status: Won't Fix => In Progress ** Changed in: linux-aws (Ubuntu Focal) Status: Won't Fix => In Progress ** Changed in: linux-aws (Ubuntu Groovy) Status: Won't Fix => In Progress -- 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: In Progress Status in linux-aws source package in Bionic: In Progress Status in linux-aws source package in Focal: In Progress Status in linux-aws source package in Groovy: In Progress Bug description: To improve PCI performance on certain arm64 AWS instance types, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ -- [Impact] * AWS requires PCI-write-combine be enabled for arm64 via this one- line patch, to effect a significant performance improvement on certain AWS arm64 instance types. * After considerable discussion, upstream indicates that this patch will be accepted into mainline[0] once additional documentation details get added to the commit description. * Applying this patch to linux-aws affects only AWS arm64 instance types. [Test Case] * Has been performance-tested by AWS; smoke-tested by me. [Regression Potential] * Low. [0] https://lore.kernel.org/linux- pci/20200917140116.ga4...@e121166-lin.cambridge.arm.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
Upstream resolution: https://lore.kernel.org/linux- pci/20200917140116.ga4...@e121166-lin.cambridge.arm.com/ TL;dr "If that's the case we can go ahead and merge this patch with a reworded commit log [...] Clint, please reword the commit and resend, not sure we can hit v5.10 but we shall try." ** Description changed: - To improve PCI performance on arm64 AWS instances, enable + To improve PCI performance on certain arm64 AWS instance types, enable arch_can_pci_mmap_wc() via the patch: - From: Clint Sbisa - Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs + From: Clint Sbisa + Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs - https://lore.kernel.org/linux- + https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ + + -- + + [Impact] + + * AWS requires PCI-write-combine be enabled for arm64 via this one-line + patch, to effect a significant performance improvement on certain AWS + arm64 instance types. + + * After considerable discussion, upstream indicates that this patch + will be accepted into mainline[0] once additional documentation details + get added to the commit description. + + * Applying this patch to linux-aws affects only AWS arm64 instance + types. + + [Test Case] + + * Has been performance-tested by AWS; smoke-tested by me. + + [Regression Potential] + + * Low. + + [0] https://lore.kernel.org/linux- + pci/20200917140116.ga4...@e121166-lin.cambridge.arm.com/ ** Changed in: linux-aws (Ubuntu) Importance: Medium => High ** Changed in: linux-aws (Ubuntu Bionic) Importance: Medium => High ** Changed in: linux-aws (Ubuntu Groovy) Importance: Medium => High ** Changed in: linux-aws (Ubuntu Focal) Importance: Medium => High -- 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: In Progress Status in linux-aws source package in Bionic: Won't Fix Status in linux-aws source package in Focal: Won't Fix Status in linux-aws source package in Groovy: Won't Fix Bug description: To improve PCI performance on certain arm64 AWS instance types, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ -- [Impact] * AWS requires PCI-write-combine be enabled for arm64 via this one- line patch, to effect a significant performance improvement on certain AWS arm64 instance types. * After considerable discussion, upstream indicates that this patch will be accepted into mainline[0] once additional documentation details get added to the commit description. * Applying this patch to linux-aws affects only AWS arm64 instance types. [Test Case] * Has been performance-tested by AWS; smoke-tested by me. [Regression Potential] * Low. [0] https://lore.kernel.org/linux- pci/20200917140116.ga4...@e121166-lin.cambridge.arm.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
** Changed in: linux-aws (Ubuntu Bionic) Status: In Progress => Won't Fix ** Changed in: linux-aws (Ubuntu Focal) Status: In Progress => Won't Fix ** Changed in: linux-aws (Ubuntu Groovy) Status: In Progress => 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: In Progress Status in linux-aws source package in Bionic: Won't Fix Status in linux-aws source package in Focal: Won't Fix Status in linux-aws source package in Groovy: Won't Fix Bug description: To improve PCI performance on arm64 AWS instances, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
Application of this will be deferred pending resolution of upstream discussion. -- 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: In Progress Status in linux-aws source package in Bionic: Won't Fix Status in linux-aws source package in Focal: Won't Fix Status in linux-aws source package in Groovy: Won't Fix Bug description: To improve PCI performance on arm64 AWS instances, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
** Changed in: linux-aws (Ubuntu Bionic) Importance: Undecided => Low ** Changed in: linux-aws (Ubuntu Focal) Importance: Undecided => Low ** Changed in: linux-aws (Ubuntu Groovy) Importance: Undecided => Low ** Changed in: linux-aws (Ubuntu Bionic) Importance: Low => Medium ** Changed in: linux-aws (Ubuntu Focal) Importance: Low => Medium ** Changed in: linux-aws (Ubuntu Groovy) Importance: Low => Medium -- 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: In Progress Status in linux-aws source package in Bionic: In Progress Status in linux-aws source package in Focal: In Progress Status in linux-aws source package in Groovy: In Progress Bug description: To improve PCI performance on arm64 AWS instances, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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 1893817] Re: aws: enable PCI write-combine for arm64
https://lists.ubuntu.com/archives/kernel-team/2020-September/113166.html Smoke-tested on AWS arm64 instances. -- 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/1893817 Title: aws: enable PCI write-combine for arm64 Status in linux-aws package in Ubuntu: In Progress Status in linux-aws source package in Bionic: In Progress Status in linux-aws source package in Focal: In Progress Status in linux-aws source package in Groovy: In Progress Bug description: To improve PCI performance on arm64 AWS instances, enable arch_can_pci_mmap_wc() via the patch: From: Clint Sbisa Subject: [PATCH] arm64: Enable PCI write-combine resources under sysfs https://lore.kernel.org/linux- pci/20200831151827.pumm2p54fyj7f...@amazon.com/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-aws/+bug/1893817/+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
