From: Matthew Rosato <mjrosato@linux.ibm.com> To: qemu-s390x@nongnu.org Cc: alex.williamson@redhat.com, schnelle@linux.ibm.com, cohuck@redhat.com, thuth@redhat.com, farman@linux.ibm.com, pmorel@linux.ibm.com, richard.henderson@linaro.org, david@redhat.com, pasic@linux.ibm.com, borntraeger@linux.ibm.com, mst@redhat.com, pbonzini@redhat.com, qemu-devel@nongnu.org, kvm@vger.kernel.org Subject: [PATCH v2 5/9] s390x/pci: don't fence interpreted devices without MSI-X Date: Fri, 14 Jan 2022 15:38:45 -0500 [thread overview] Message-ID: <20220114203849.243657-6-mjrosato@linux.ibm.com> (raw) In-Reply-To: <20220114203849.243657-1-mjrosato@linux.ibm.com> Lack of MSI-X support is not an issue for interpreted passthrough devices, so let's let these in. This will allow, for example, ISM devices to be passed through -- but only when interpretation is available and being used. Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: Pierre Morel <pmorel@linux.ibm.com> Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com> --- hw/s390x/s390-pci-bus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c index a39ccfee05..66649af6e0 100644 --- a/hw/s390x/s390-pci-bus.c +++ b/hw/s390x/s390-pci-bus.c @@ -1097,7 +1097,7 @@ static void s390_pcihost_plug(HotplugHandler *hotplug_dev, DeviceState *dev, pbdev->interp = false; } - if (s390_pci_msix_init(pbdev)) { + if (s390_pci_msix_init(pbdev) && !pbdev->interp) { error_setg(errp, "MSI-X support is mandatory " "in the S390 architecture"); return; -- 2.27.0
WARNING: multiple messages have this Message-ID (diff)
From: Matthew Rosato <mjrosato@linux.ibm.com> To: qemu-s390x@nongnu.org Cc: farman@linux.ibm.com, kvm@vger.kernel.org, pmorel@linux.ibm.com, schnelle@linux.ibm.com, cohuck@redhat.com, richard.henderson@linaro.org, thuth@redhat.com, qemu-devel@nongnu.org, pasic@linux.ibm.com, alex.williamson@redhat.com, mst@redhat.com, pbonzini@redhat.com, david@redhat.com, borntraeger@linux.ibm.com Subject: [PATCH v2 5/9] s390x/pci: don't fence interpreted devices without MSI-X Date: Fri, 14 Jan 2022 15:38:45 -0500 [thread overview] Message-ID: <20220114203849.243657-6-mjrosato@linux.ibm.com> (raw) In-Reply-To: <20220114203849.243657-1-mjrosato@linux.ibm.com> Lack of MSI-X support is not an issue for interpreted passthrough devices, so let's let these in. This will allow, for example, ISM devices to be passed through -- but only when interpretation is available and being used. Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: Pierre Morel <pmorel@linux.ibm.com> Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com> --- hw/s390x/s390-pci-bus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c index a39ccfee05..66649af6e0 100644 --- a/hw/s390x/s390-pci-bus.c +++ b/hw/s390x/s390-pci-bus.c @@ -1097,7 +1097,7 @@ static void s390_pcihost_plug(HotplugHandler *hotplug_dev, DeviceState *dev, pbdev->interp = false; } - if (s390_pci_msix_init(pbdev)) { + if (s390_pci_msix_init(pbdev) && !pbdev->interp) { error_setg(errp, "MSI-X support is mandatory " "in the S390 architecture"); return; -- 2.27.0
next prev parent reply other threads:[~2022-01-14 20:39 UTC|newest] Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-01-14 20:38 [PATCH v2 0/9] s390x/pci: zPCI interpretation support Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-14 20:38 ` [PATCH v2 1/9] Update linux headers Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-14 20:38 ` [PATCH v2 2/9] target/s390x: add zpci-interp to cpu models Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-14 20:38 ` [PATCH v2 3/9] fixup: force interp off for QEMU machine 6.2 and older Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-14 21:04 ` Matthew Rosato 2022-01-14 21:04 ` Matthew Rosato 2022-01-14 20:38 ` [PATCH v2 4/9] s390x/pci: enable for load/store intepretation Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-17 14:51 ` Thomas Huth 2022-01-17 14:51 ` Thomas Huth 2022-01-18 18:08 ` Matthew Rosato 2022-01-18 18:08 ` Matthew Rosato 2022-01-17 15:38 ` Thomas Huth 2022-01-17 15:38 ` Thomas Huth 2022-01-18 18:14 ` Matthew Rosato 2022-01-18 18:14 ` Matthew Rosato 2022-01-31 9:37 ` Pierre Morel 2022-01-31 9:37 ` Pierre Morel 2022-01-31 14:46 ` Pierre Morel 2022-01-31 17:11 ` Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato [this message] 2022-01-14 20:38 ` [PATCH v2 5/9] s390x/pci: don't fence interpreted devices without MSI-X Matthew Rosato 2022-01-14 20:38 ` [PATCH v2 6/9] s390x/pci: enable adapter event notification for interpreted devices Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-31 15:10 ` Pierre Morel 2022-01-31 15:10 ` Pierre Morel 2022-01-31 17:08 ` Matthew Rosato 2022-01-31 17:08 ` Matthew Rosato 2022-01-14 20:38 ` [PATCH v2 7/9] s390x/pci: use I/O Address Translation assist when interpreting Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-14 20:38 ` [PATCH v2 8/9] s390x/pci: use dtsm provided from vfio capabilities for interpreted devices Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-14 20:38 ` [PATCH v2 9/9] s390x/pci: let intercept devices have separate PCI groups Matthew Rosato 2022-01-14 20:38 ` Matthew Rosato 2022-01-17 15:23 ` [PATCH v2 0/9] s390x/pci: zPCI interpretation support Thomas Huth 2022-01-17 15:23 ` Thomas Huth 2022-01-18 18:32 ` Matthew Rosato 2022-01-18 18:32 ` Matthew Rosato 2022-02-04 12:39 ` Michael S. Tsirkin 2022-02-04 12:39 ` Michael S. Tsirkin
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