From mboxrd@z Thu Jan 1 00:00:00 1970 From: Igor Mammedov Subject: Re: [PATCH v4 0/2] vhost: support more than 64 memory regions Date: Wed, 8 Jul 2015 14:51:25 +0200 Message-ID: <20150708145125.135547cb@igors-macbook-pro.local> References: <1435842491-131872-1-git-send-email-imammedo@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: mst@redhat.com, kvm@vger.kernel.org To: linux-kernel@vger.kernel.org Return-path: In-Reply-To: <1435842491-131872-1-git-send-email-imammedo@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On Thu, 2 Jul 2015 15:08:09 +0200 Igor Mammedov wrote: > changes since v3: > * rebased on top of vhost-next branch > changes since v2: > * drop cache patches for now as suggested > * add max_mem_regions module parameter instead of unconditionally > increasing limit > * drop bsearch patch since it's already queued > > References to previous versions: > v2: https://lkml.org/lkml/2015/6/17/276 > v1: http://www.spinics.net/lists/kvm/msg117654.html > > Series allows to tweak vhost's memory regions count limit. > > It fixes VM crashing on memory hotplug due to vhost refusing > accepting more than 64 memory regions with max_mem_regions > set to more than 262 slots in default QEMU configuration. > > Igor Mammedov (2): > vhost: extend memory regions allocation to vmalloc > vhost: add max_mem_regions module parameter > > drivers/vhost/vhost.c | 28 ++++++++++++++++++++++------ > 1 file changed, 22 insertions(+), 6 deletions(-) > ping