7e7ad9abba
- Add DMABUF support [VOYAGER-19 VOYAGER-53] - Accelerated SMMU device for GH GPU passthrough [VOYAGER-5 VOYAGER-16 VOYAGER-17 VOYAGER-48] - Resolves: VOYAGER-5 (Backport CMDQV support) - Resolves: VOYAGER-16 (Backport HW accelerated nesting support for arm SMMUv3) - Resolves: VOYAGER-17 (Backport vEVENTQ support for smmuv3) - Resolves: VOYAGER-19 (Backport vfio: Add DMABUF support for PCI BAR regions - qemu-kvm) - Resolves: VOYAGER-48 (qemu-kvm coredump when using traditional smmuv3 device without any GPU device) - Resolves: VOYAGER-53 (qemu-kvm coredump when hotunplug NIC VF interface without smmuv3)
44 lines
1.4 KiB
Diff
44 lines
1.4 KiB
Diff
From 82d41e31ab3a068793c14288bc5dff21cabf1aa8 Mon Sep 17 00:00:00 2001
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From: Eduardo Habkost <ehabkost@redhat.com>
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Date: Wed, 4 Dec 2013 18:53:17 +0100
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Subject: [PATCH] Add support statement to -help output
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Add support statement to -help output, reporting direct qemu-kvm usage
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as unsupported by Red Hat, and advising users to use libvirt instead.
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Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
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---
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system/vl.c | 9 +++++++++
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1 file changed, 9 insertions(+)
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diff --git a/system/vl.c b/system/vl.c
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index 3b7057e6c6..d3e6158753 100644
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--- a/system/vl.c
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+++ b/system/vl.c
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@@ -872,9 +872,17 @@ static void version(void)
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QEMU_COPYRIGHT "\n");
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}
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+static void print_rh_warning(void)
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+{
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+ printf("\nWARNING: Direct use of qemu-kvm from the command line is not supported by Red Hat.\n"
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+ "WARNING: Use libvirt as the stable management interface.\n"
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+ "WARNING: Some command line options listed here may not be available in future releases.\n\n");
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+}
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+
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static void help(int exitcode)
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{
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version();
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+ print_rh_warning();
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printf("usage: %s [options] [disk_image]\n\n"
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"'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
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g_get_prgname());
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@@ -900,6 +908,7 @@ static void help(int exitcode)
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"\n"
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QEMU_HELP_BOTTOM "\n");
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+ print_rh_warning();
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exit(exitcode);
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}
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