From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57376) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZeWYE-0000FF-NQ for qemu-devel@nongnu.org; Tue, 22 Sep 2015 19:00:43 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZeWY9-0003A6-Ou for qemu-devel@nongnu.org; Tue, 22 Sep 2015 19:00:42 -0400 Received: from mail-wi0-f176.google.com ([209.85.212.176]:33761) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZeWY9-00039J-DC for qemu-devel@nongnu.org; Tue, 22 Sep 2015 19:00:37 -0400 Received: by wiclk2 with SMTP id lk2so215022496wic.0 for ; Tue, 22 Sep 2015 16:00:36 -0700 (PDT) From: Eric Auger Date: Wed, 23 Sep 2015 00:00:28 +0100 Message-Id: <1442962830-7437-1-git-send-email-eric.auger@linaro.org> Subject: [Qemu-devel] [PATCH 0/2] hw/vfio/platform: irqfd setup changes List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: eric.auger@st.com, eric.auger@linaro.org, qemu-devel@nongnu.org, alex.williamson@redhat.com Cc: peter.maydell@linaro.org, christoffer.dall@linaro.org, patches@linaro.org This series fixes a bug related to irqfd setup for edge sensitive IRQs and proposes a new startup sequence for irqfd signaling. The current startup sequence brings some issues with respect to the oncoming ARM IRQ forwarding support. The new startup sequence starts either irqfd signaling or eventfd signaling and there is no risk the IRQ is active nor masked when irqfd/IRQ forwarding is setup. Eric Auger (2): hw/vfio/platform: irqfd setup sequence update hw/vfio/platform: do not set resamplefd for edge-sensitive IRQS hw/vfio/platform.c | 55 ++++++++++++++++++++++++++++++++---------------------- 1 file changed, 33 insertions(+), 22 deletions(-) -- 1.8.3.2