From mboxrd@z Thu Jan 1 00:00:00 1970 From: ehrhardt@linux.vnet.ibm.com Subject: [PATCH 0/3] kvm-s390: revised version of kvm-s390 guest memory handling - rebased Date: Tue, 2 Jun 2009 16:26:08 +0200 Message-ID: <1243952771-32428-1-git-send-email-ehrhardt@linux.vnet.ibm.com> Cc: ehrhardt@linux.vnet.ibm.com, borntraeger@de.ibm.com, cotte@de.ibm.com, heiko.carstens@de.ibm.com, schwidefsky@de.ibm.com, mtosatti@redhat.com To: kvm@vger.kernel.org, avi@redhat.com Return-path: Received: from mtagate4.uk.ibm.com ([195.212.29.137]:46889 "EHLO mtagate4.uk.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752333AbZFBO0M (ORCPT ); Tue, 2 Jun 2009 10:26:12 -0400 Received: from d06nrmr1407.portsmouth.uk.ibm.com (d06nrmr1407.portsmouth.uk.ibm.com [9.149.38.185]) by mtagate4.uk.ibm.com (8.14.3/8.13.8) with ESMTP id n52EQDoP247922 for ; Tue, 2 Jun 2009 14:26:13 GMT Received: from d06av01.portsmouth.uk.ibm.com (d06av01.portsmouth.uk.ibm.com [9.149.37.212]) by d06nrmr1407.portsmouth.uk.ibm.com (8.13.8/8.13.8/NCO v9.2) with ESMTP id n52EQC3D1429732 for ; Tue, 2 Jun 2009 15:26:12 +0100 Received: from d06av01.portsmouth.uk.ibm.com (loopback [127.0.0.1]) by d06av01.portsmouth.uk.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id n52EQCHV025341 for ; Tue, 2 Jun 2009 15:26:12 +0100 Sender: kvm-owner@vger.kernel.org List-ID: From: Christian Ehrhardt As requested this is a rebased patch on top of the already applied v3 of the patch series. *updates to already applied version* - ensure the wait_on_bit waiter is notified - move the reset of requests to kvm_vcpu_release to drop them early - ensure dropping all vcpu requests while freeing a vcpu - ensure kick allocations (might_sleep) are out of atomic context - update vcpu->cpu in kvm-s390 arch handler for load/put - centralize consumption of vcpu->request bits - updates on running vcpus can now be handled without need to rerun the vcpu - kvm_arch_set_memory_region waits until the bit is consumed by the vcpu - kickout only scheduled vcpus (wait might hang forever on non-scheduled vcpus) Note: further unification of make_all_cpu_request and the kick mechanism is planned, but it might be good to split it from this step towards commonality. Patches included: Subject: [PATCH 1/3] kvm-s390: infrastructure to kick vcpus out of guest state - rebased Subject: [PATCH 2/3] kvm-s390: update vcpu->cpu - rebased Subject: [PATCH 3/3] kvm-s390: streamline memslot handling - rebased Overall-Diffstat: arch/s390/include/asm/kvm_host.h | 2 +- arch/s390/kvm/intercept.c | 10 ++++++---- arch/s390/kvm/kvm-s390.c | 36 +++++++++++++++++++++++++----------- arch/s390/kvm/kvm-s390.h | 23 ++++++++++++++++++++++- arch/s390/kvm/sigp.c | 31 +++++++++++++++++++++---------- virt/kvm/kvm_main.c | 4 ++++ 6 files changed, 79 insertions(+), 27 deletions(-)