> -----Original Message----- > From: linux-kernel-ow...@vger.kernel.org > [mailto:linux-kernel-ow...@vger.kernel.org] On Behalf Of Eric Auger > Sent: Monday, July 06, 2015 8:11 PM > To: eric.au...@st.com; eric.au...@linaro.org; > linux-arm-ker...@lists.infradead.org; kvm...@lists.cs.columbia.edu; > k...@vger.kernel.org; christoffer.d...@linaro.org; marc.zyng...@arm.com; > alex.william...@redhat.com; pbonz...@redhat.com; avi.kiv...@gmail.com; > mtosa...@redhat.com; Wu, Feng; j...@8bytes.org; > b.rey...@virtualopensystems.com > Cc: linux-kernel@vger.kernel.org; patc...@linaro.org > Subject: [RFC v2 0/6] IRQ bypass manager and irqfd consumer > > This series introduces and extends the IRQ bypass manager written > by Alex and transforms irqfd into an IRQ bypass manager consumer. > The producer part, in my case the VFIO platform driver will be introduced > separately. That code should be usable by both ARM IRQ forwarding > and Intel Posted Interrupts. > > The IRQ bypass manager enables to setup a negotiated link between an > IRQ producer and an IRQ consumer (typically the VFIO driver and KVM irqfd). > > The series currently includes Alex's code which was sent my email. > Its structure obvioulsy will adapt to Alex's will. > > Also the irq bypass manager gets compiled/linked on arm/arm64 along > with KVM and VFIO platform driver. > > can be found at: > https://git.linaro.org/people/eric.auger/linux.git/shortlog/refs/heads/v4.2-rc1- > bypass-fwd-v2 > > Best Regards > > Eric > > History: > v1 -> v2: > - isolate the bypass manager and irqfd consumer in this series > - take into account Paolo's comments and use container_of strategy and > remove additional fields introduced in v1. > - create kvm_irqfd.h > - add unregistration in irqfd_shutdown
Hi Eric, [4/6], [5/6], and [6/6] of this series are common to forwarded irq and posted interrupts, did you have a chance to get a new version of them based on Alex's latest irqbypass manager patch: https://lkml.org/lkml/2015/7/16/810 Thanks a lot! Thanks, Feng > > v1: originally part of [RFC 00/17] ARM IRQ forward control based on IRQ > bypass manager (https://lkml.org/lkml/2015/7/2/268) > > > Eric Auger (6): > KVM: arm/arm64: select IRQ_BYPASS_MANAGER > VFIO: platform: select IRQ_BYPASS_MANAGER > irq: bypass: Extend skeleton for ARM forwarding control > KVM: create kvm_irqfd.h > KVM: introduce kvm_arch functions for IRQ bypass > KVM: eventfd: add irq bypass consumer management > > arch/arm/kvm/Kconfig | 1 + > arch/arm64/kvm/Kconfig | 1 + > drivers/vfio/platform/Kconfig | 1 + > include/linux/irqbypass.h | 19 ++++++-- > include/linux/kvm_host.h | 37 ++++++++++++++ > include/linux/kvm_irqfd.h | 70 +++++++++++++++++++++++++++ > kernel/irq/bypass.c | 44 +++++++++++++++-- > virt/kvm/Kconfig | 3 ++ > virt/kvm/eventfd.c | 109 > +++++++++++++----------------------------- > 9 files changed, 203 insertions(+), 82 deletions(-) > create mode 100644 include/linux/kvm_irqfd.h > > -- > 1.9.1 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
