From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Subject: Re: [PATCH] pseries: Add support for new KVM hash table control call Date: Tue, 10 Jul 2012 18:16:27 +1000 Message-ID: <1341908187.2561.14.camel@pasglop> References: <1340799048.3732.55.camel@pasglop> <1341905138.2561.12.camel@pasglop> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Alexander Graf , kvm-ppc@vger.kernel.org, kvm@vger.kernel.org To: qemu-devel@nongnu.org Return-path: In-Reply-To: <1341905138.2561.12.camel@pasglop> Sender: kvm-ppc-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On Tue, 2012-07-10 at 17:25 +1000, Benjamin Herrenschmidt wrote: > On Wed, 2012-06-27 at 22:10 +1000, Benjamin Herrenschmidt wrote: > > From: David Gibson > > > > This adds support for then new "reset htab" ioctl which allows qemu > > to properly cleanup the MMU hash table when the guest is reset. With > > the corresponding kernel support, reset of a guest now works properly. > > > > This also paves the way for indicating a different size hash table > > to the kernel and for the kernel to be able to impose limits on > > the requested size. > > Alex, this has a bug, if you already applied it, please sneak: Actually just drop the whole thing, it also breaks PR KVM, I need to work a bit more on it. Cheers, Ben. From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:50033) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SoVcZ-0006Sn-VY for qemu-devel@nongnu.org; Tue, 10 Jul 2012 04:16:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SoVcX-0004o0-PF for qemu-devel@nongnu.org; Tue, 10 Jul 2012 04:16:35 -0400 Received: from gate.crashing.org ([63.228.1.57]:36193) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SoVcX-0004ns-Ft for qemu-devel@nongnu.org; Tue, 10 Jul 2012 04:16:33 -0400 Message-ID: <1341908187.2561.14.camel@pasglop> From: Benjamin Herrenschmidt Date: Tue, 10 Jul 2012 18:16:27 +1000 In-Reply-To: <1341905138.2561.12.camel@pasglop> References: <1340799048.3732.55.camel@pasglop> <1341905138.2561.12.camel@pasglop> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Subject: Re: [Qemu-devel] [PATCH] pseries: Add support for new KVM hash table control call List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Alexander Graf , kvm-ppc@vger.kernel.org, kvm@vger.kernel.org On Tue, 2012-07-10 at 17:25 +1000, Benjamin Herrenschmidt wrote: > On Wed, 2012-06-27 at 22:10 +1000, Benjamin Herrenschmidt wrote: > > From: David Gibson > > > > This adds support for then new "reset htab" ioctl which allows qemu > > to properly cleanup the MMU hash table when the guest is reset. With > > the corresponding kernel support, reset of a guest now works properly. > > > > This also paves the way for indicating a different size hash table > > to the kernel and for the kernel to be able to impose limits on > > the requested size. > > Alex, this has a bug, if you already applied it, please sneak: Actually just drop the whole thing, it also breaks PR KVM, I need to work a bit more on it. Cheers, Ben. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Date: Tue, 10 Jul 2012 08:16:27 +0000 Subject: Re: [PATCH] pseries: Add support for new KVM hash table control call Message-Id: <1341908187.2561.14.camel@pasglop> List-Id: References: <1340799048.3732.55.camel@pasglop> <1341905138.2561.12.camel@pasglop> In-Reply-To: <1341905138.2561.12.camel@pasglop> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: qemu-devel@nongnu.org Cc: Alexander Graf , kvm-ppc@vger.kernel.org, kvm@vger.kernel.org On Tue, 2012-07-10 at 17:25 +1000, Benjamin Herrenschmidt wrote: > On Wed, 2012-06-27 at 22:10 +1000, Benjamin Herrenschmidt wrote: > > From: David Gibson > > > > This adds support for then new "reset htab" ioctl which allows qemu > > to properly cleanup the MMU hash table when the guest is reset. With > > the corresponding kernel support, reset of a guest now works properly. > > > > This also paves the way for indicating a different size hash table > > to the kernel and for the kernel to be able to impose limits on > > the requested size. > > Alex, this has a bug, if you already applied it, please sneak: Actually just drop the whole thing, it also breaks PR KVM, I need to work a bit more on it. Cheers, Ben.