From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christian Borntraeger Subject: Re: [PATCH 3/4] PF: Provide additional direct page notification Date: Tue, 09 Jul 2013 18:01:43 +0200 Message-ID: <51DC33E7.1030404@de.ibm.com> References: <1373378207-10451-1-git-send-email-dingel@linux.vnet.ibm.com> <1373378207-10451-4-git-send-email-dingel@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1373378207-10451-4-git-send-email-dingel@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-Archive: List-Post: To: Dominik Dingel Cc: Gleb Natapov , Paolo Bonzini , Heiko Carstens , Martin Schwidefsky , Cornelia Huck , Xiantao Zhang , Alexander Graf , Christoffer Dall , Marc Zyngier , Ralf Baechle , kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: On 09/07/13 15:56, Dominik Dingel wrote: > By setting a Kconfig option, the architecture can control when > guest notifications will be presented by the apf backend. > So there is the default batch mechanism, working as before, where the vcpu thread > should pull in this information. On the other hand there is now the direct > mechanism, this will directly push the information to the guest. > > Still the vcpu thread should call check_completion to cleanup leftovers, > that leaves most of the common code untouched. > > Signed-off-by: Dominik Dingel Acked-by: Christian Borntraeger for the "why". We want to use the existing architectured interface. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org