[Kernel-packages] [Bug 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
--- Comment From thierry.fa...@fr.ibm.com 2015-03-02 13:20 EDT--- As it Fix released in the specified Kernel, closing it. ** Tags removed: verification-done-trusty verification-done-utopic -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: Fix Released Status in linux source package in Utopic: Fix Released Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
** 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: New Bug description: Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
** Also affects: linux (Ubuntu Utopic) Importance: Undecided Status: New ** Also affects: linux (Ubuntu Trusty) Importance: Undecided Status: New -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: New Status in linux source package in Utopic: New Bug description: Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
** Changed in: linux (Ubuntu) Status: New => Fix Released ** Changed in: linux (Ubuntu Trusty) Assignee: (unassigned) => Chris J Arges (arges) ** Changed in: linux (Ubuntu Utopic) Importance: Undecided => Medium -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: In Progress Status in linux source package in Utopic: In Progress Bug description: Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
** Changed in: linux (Ubuntu Utopic) Assignee: (unassigned) => Chris J Arges (arges) ** Changed in: linux (Ubuntu Trusty) Importance: Undecided => Medium ** Changed in: linux (Ubuntu Utopic) Status: New => In Progress ** Changed in: linux (Ubuntu Trusty) Status: New => In Progress -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: In Progress Status in linux source package in Utopic: In Progress Bug description: Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
Sent SRU request to kernel team mailing list for U/T. ** Description changed: + SRU Justification: + [Impact] + KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. + + [Test Case] + Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. + + [Fix] + commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream + in v3.18-rc1 + + -- + Problem Description == - This bugzilla is opened to track the inclusion of the upstream commit mentioned below: + This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 - KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode - - We use cma reserved area for creating guest hash page table. - Don't do the reservation in non-hypervisor mode. This avoids unnecessary - CMA reservation when booting with limited memory configs like - fadump and kdump. - + KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor + mode + + We use cma reserved area for creating guest hash page table. + Don't do the reservation in non-hypervisor mode. This avoids unnecessary + CMA reservation when booting with limited memory configs like + fadump and kdump. + ---uname output--- ubuntu14.10 - + Machine Type = ppc64 -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: In Progress Status in linux source package in Utopic: In Progress Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
** Changed in: linux (Ubuntu Utopic) Status: In Progress => Fix Committed ** Changed in: linux (Ubuntu Trusty) Status: In Progress => 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: Fix Committed Status in linux source package in Utopic: Fix Committed Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
** Tags removed: targetmilestone-inin--- ** Tags added: targetmilestone-inin1410 -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: Fix Committed Status in linux source package in Utopic: Fix Committed Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- utopic' to 'verification-done-utopic'. If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you! -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: Fix Committed Status in linux source package in Utopic: Fix Committed Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- trusty' to 'verification-done-trusty'. If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you! ** Tags added: verification-needed-trusty ** Tags added: verification-needed-utopic -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: Fix Committed Status in linux source package in Utopic: Fix Committed Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
I just worked internally at IBM and we were able to verify the propose kernel and the fixes is good. Marking it as verified. Thanks Breno ** Tags removed: verification-needed-utopic ** Tags added: verification-done-utopic -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: Fix Committed Status in linux source package in Utopic: Fix Committed Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
I just installed the proposed kernel in the 14.04 in a guest image and it returned successfully. -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: Fix Committed Status in linux source package in Utopic: Fix Committed Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
** Tags removed: verification-needed-trusty ** Tags added: verification-done-trusty -- 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/1400209 Title: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode Status in linux package in Ubuntu: Fix Released Status in linux source package in Trusty: Fix Committed Status in linux source package in Utopic: Fix Committed Bug description: SRU Justification: [Impact] KVM guests on PowerNV allocate memory for CMA in kvm_cma_reserve unnecessarily leading to additional memory consumption. [Test Case] Boot a KVM guest on PowerNV and measure the differences in memory consumption with and without this patch. [Fix] commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 upstream in v3.18-rc1 -- Problem Description == This bugzilla is opened to track the inclusion of the upstream commit mentioned below: commit cec26bc3c125b5dd12a02f04133cd91eae3f1622 Author: Aneesh Kumar K.V Date: Mon Sep 29 13:32:38 2014 +0530 KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode We use cma reserved area for creating guest hash page table. Don't do the reservation in non-hypervisor mode. This avoids unnecessary CMA reservation when booting with limited memory configs like fadump and kdump. ---uname output--- ubuntu14.10 Machine Type = ppc64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400209/+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 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
This bug was fixed in the package linux - 3.16.0-30.40 --- linux (3.16.0-30.40) utopic; urgency=low [ Seth Forshee ] * Release Tracking Bug - LP: #1409890 [ Andy Whitcroft ] * Revert "SAUCE: scsi: hyper-v storsvc switch up to SPC-3" * [Packaging] uploadnum should be the remainder of the version - LP: #1407755 [ K. Y. Srinivasan ] * SAUCE: storvsc: force SPC-3 compliance on win8 and win8 r2 hosts - LP: #1406867 [ Upstream Kernel Changes ] * Revert "xhci: clear root port wake on bits if controller isn't wake-up capable" - LP: #1408697 * KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode - LP: #1400209 * powerpc/powernv: Ignore smt-enabled on Power8 and later - LP: #1402141 * net/mlx4_en: Add VXLAN ndo calls to the PF net device ops too - LP: #1407760 * net/mlx4_core: Enable CQE/EQE stride support - LP: #1400127 * net/mlx4_core: Cache line EQE size support - LP: #1400127 * net/mlx4_en: Add mlx4_en_get_cqe helper - LP: #1400127 * net/mlx4_core: Introduce mlx4_get_module_info for cable module info reading - LP: #1400127 * ethtool, net/mlx4_en: Cable info, get_module_info/eeprom ethtool support - LP: #1400127 * net/mlx4_core: Introduce ACCESS_REG CMD and eth_prot_ctrl dev cap - LP: #1400127 * net/mlx4_core: Add ethernet backplane autoneg device capability - LP: #1400127 * ethtool, net/mlx4_en: Add 100M, 20G, 56G speeds ethtool reporting support - LP: #1400127 * net/mlx4_en: Use PTYS register to query ethtool settings - LP: #1400127 * net/mlx4_en: Use PTYS register to set ethtool settings (Speed) - LP: #1400127 * net/mlx4_en: Add support for setting rxvlan offload OFF/ON - LP: #1400127 * net/mlx4_en: Add ethtool support for [rx|tx]vlan offload set to OFF/ON - LP: #1400127 * net/mlx4_core: Prevent VF from changing port configuration - LP: #1400127 * net/mlx4_en: mlx4_en_set_settings() always fails when autoneg is set - LP: #1400127 * sparc64: Fix constraints on swab helpers. - LP: #1408697 * inetdevice: fixed signed integer overflow - LP: #1408697 * ipv4: Fix incorrect error code when adding an unreachable route - LP: #1408697 * ieee802154: fix error handling in ieee802154fake_probe() - LP: #1408697 * qmi_wwan: Add support for HP lt4112 LTE/HSPA+ Gobi 4G Modem - LP: #1408697 * bonding: fix curr_active_slave/carrier with loadbalance arp monitoring - LP: #1408697 * pptp: fix stack info leak in pptp_getname() - LP: #1408697 * ipx: fix locking regression in ipx_sendmsg and ipx_recvmsg - LP: #1408697 * net/mlx4_en: Advertize encapsulation offloads features only when VXLAN tunnel is set - LP: #1408697 * target: Don't call TFO->write_pending if data_length == 0 - LP: #1408697 * vhost-scsi: Take configfs group dependency during VHOST_SCSI_SET_ENDPOINT - LP: #1408697 * srp-target: Retry when QP creation fails with ENOMEM - LP: #1408697 * ASoC: fsi: remove unsupported PAUSE flag - LP: #1408697 * ASoC: rsnd: remove unsupported PAUSE flag - LP: #1408697 * ib_isert: Add max_send_sge=2 minimum for control PDU responses - LP: #1408697 * iser-target: Handle DEVICE_REMOVAL event on network portal listener correctly - LP: #1408697 * ASoC: dpcm: Fix race between FE/BE updates and trigger - LP: #1408697 * ASoC: samsung: Add MODULE_DEVICE_TABLE for Snow - LP: #1408697 * mac80211: Fix regression that triggers a kernel BUG with CCMP - LP: #1408697 * rt2x00: do not align payload on modern H/W - LP: #1408697 * ath9k: Fix RTC_DERIVED_CLK usage - LP: #1408697 * ASoC: cs42l51: re-hook of_match_table pointer - LP: #1408697 * ASoC: sgtl5000: Fix SMALL_POP bit definition - LP: #1408697 * ALSA: usb-audio: Add ctrl message delay quirk for Marantz/Denon devices - LP: #1408697 * bitops: Fix shift overflow in GENMASK macros - LP: #1408697 * x86: Require exact match for 'noxsave' command line option - LP: #1408697 * drm/i915: drop WaSetupGtModeTdRowDispatch:snb - LP: #1408697 * drm/i915: Handle failure to kick out a conflicting fb driver - LP: #1408697 * drm/i915: Kick fbdev before vgacon - LP: #1408697 * ASoC: wm_adsp: Avoid attempt to free buffers that might still be in use - LP: #1408697 * can: dev: avoid calling kfree_skb() from interrupt context - LP: #1408697 * can: esd_usb2: fix memory leak on disconnect - LP: #1408697 * x86, mm: Set NX across entire PMD at boot - LP: #1408697 * x86, kaslr: Handle Gold linker for finding bss/brk - LP: #1408697 * of/irq: Drop obsolete 'interrupts' vs 'interrupts-extended' text - LP: #1408697 * of: Fix crash if an earlycon driver is not found - LP: #1408697 * of/base: Fix PowerPC address parsing hack - LP: #1408697 * clockevent: sun4i: Fix race condition in the probe code - LP: #1408697
[Kernel-packages] [Bug 1400209] Re: KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
This bug was fixed in the package linux - 3.13.0-45.74
---
linux (3.13.0-45.74) trusty; urgency=low
[ Seth Forshee ]
* Release Tracking Bug
- LP: #1410384
[ Jesse Barnes ]
* SAUCE: drm/i915/vlv: assert and de-assert sideband reset at boot and
resume v3
- LP: #1401963
[ K. Y. Srinivasan ]
* SAUCE: storvsc: force SPC-3 compliance on win8 and win8 r2 hosts
- LP: #1406867
[ Timo Aaltonen ]
* SAUCE: Switch VLV/BYT to use i915_bdw.
- LP: #1401963
[ Upstream Kernel Changes ]
* Revert "xhci: clear root port wake on bits if controller isn't wake-up
capable"
- LP: #1408779
* KVM: PPC: BOOK3S: HV: CMA: Reserve cma region only in hypervisor mode
- LP: #1400209
* e1000e: Fix no connectivity when driver loaded with cable out
- LP: #1400365
* net/mlx4_core: Enable CQE/EQE stride support
- LP: #1400127
* net/mlx4_core: Cache line EQE size support
- LP: #1400127
* net/mlx4_en: Add mlx4_en_get_cqe helper
- LP: #1400127
* net/mlx4_core: Introduce mlx4_get_module_info for cable module info
reading
- LP: #1400127
* ethtool, net/mlx4_en: Cable info, get_module_info/eeprom ethtool
support
- LP: #1400127
* net/mlx4_core: Introduce ACCESS_REG CMD and eth_prot_ctrl dev cap
- LP: #1400127
* net/mlx4_core: Add ethernet backplane autoneg device capability
- LP: #1400127
* ethtool, net/mlx4_en: Add 100M, 20G, 56G speeds ethtool reporting
support
- LP: #1400127
* net/mlx4_en: Use PTYS register to query ethtool settings
- LP: #1400127
* net/mlx4_en: Use PTYS register to set ethtool settings (Speed)
- LP: #1400127
* net/mlx4_en: Add support for setting rxvlan offload OFF/ON
- LP: #1400127
* net/mlx4_en: Add ethtool support for [rx|tx]vlan offload set to OFF/ON
- LP: #1400127
* net/mlx4_core: Prevent VF from changing port configuration
- LP: #1400127
* net/mlx4_en: mlx4_en_set_settings() always fails when autoneg is set
- LP: #1400127
* ipv4: fix nexthop attlen check in fib_nh_match
- LP: #1408779
* vxlan: fix a use after free in vxlan_encap_bypass
- LP: #1408779
* vxlan: using pskb_may_pull as early as possible
- LP: #1408779
* vxlan: fix a free after use
- LP: #1408779
* ipv4: fix a potential use after free in ip_tunnel_core.c
- LP: #1408779
* ax88179_178a: fix bonding failure
- LP: #1408779
* tcp: md5: do not use alloc_percpu()
- LP: #1408779
* ipv4: dst_entry leak in ip_send_unicast_reply()
- LP: #1408779
* drivers/net, ipv6: Select IPv6 fragment idents for virtio UFO packets
- LP: #1408779
* drivers/net: macvtap and tun depend on INET
- LP: #1408779
* ip6_tunnel: Use ip6_tnl_dev_init as the ndo_init function.
- LP: #1408779
* vti6: Use vti6_dev_init as the ndo_init function.
- LP: #1408779
* sit: Use ipip6_tunnel_init as the ndo_init function.
- LP: #1408779
* gre6: Move the setting of dev->iflink into the ndo_init functions.
- LP: #1408779
* vxlan: Do not reuse sockets for a different address family
- LP: #1408779
* net: sctp: fix memory leak in auth key management
- LP: #1408779
* smsc911x: power-up phydev before doing a software reset.
- LP: #1408779
* sunvdc: add cdrom and v1.1 protocol support
- LP: #1408779
* sunvdc: compute vdisk geometry from capacity
- LP: #1408779
* sunvdc: limit each sg segment to a page
- LP: #1408779
* vio: fix reuse of vio_dring slot
- LP: #1408779
* sunvdc: don't call VD_OP_GET_VTOC
- LP: #1408779
* sparc64: Fix crashes in schizo_pcierr_intr_other().
- LP: #1408779
* sparc64: Do irq_{enter,exit}() around generic_smp_call_function*().
- LP: #1408779
* sparc32: Implement xchg and atomic_xchg using ATOMIC_HASH locks
- LP: #1408779
* sparc64: Fix constraints on swab helpers.
- LP: #1408779
* inetdevice: fixed signed integer overflow
- LP: #1408779
* ipv4: Fix incorrect error code when adding an unreachable route
- LP: #1408779
* ieee802154: fix error handling in ieee802154fake_probe()
- LP: #1408779
* qmi_wwan: Add support for HP lt4112 LTE/HSPA+ Gobi 4G Modem
- LP: #1408779
* pptp: fix stack info leak in pptp_getname()
- LP: #1408779
* ipx: fix locking regression in ipx_sendmsg and ipx_recvmsg
- LP: #1408779
* aio: fix uncorrent dirty pages accouting when truncating AIO ring
buffer
- LP: #1408779
* spi: dw: Fix dynamic speed change.
- LP: #1408779
* USB: serial: cp210x: add IDs for CEL MeshConnect USB Stick
- LP: #1408779
* iio: Fix IIO_EVENT_CODE_EXTRACT_DIR bit mask
- LP: #1408779
* usb: serial: ftdi_sio: add PIDs for Matrix Orbital products
- LP: #1408779
* USB: keyspan: fix tty line-status reporting
- LP: #1408779
* USB: keyspan: fix overrun-error reporting
- LP: #1408779
* USB: ssu100: fix overrun-error reporting
- LP: #1408779
* nfsd: correctly define v4.2 support attributes
- LP
