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From 8e8e5451fc4c34fd3bb30a193be8499d5148898f Mon Sep 17 00:00:00 2001
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Message-Id: <8e8e5451fc4c34fd3bb30a193be8499d5148898f@dist-git>
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From: Martin Kletzander <mkletzan@redhat.com>
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Date: Fri, 4 Nov 2016 10:29:40 +0100
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Subject: [PATCH] qemu: Reorder shmem params nicely
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Always format id first so that we don't need to do that twice in
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different code paths.
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Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
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(cherry picked from commit 6b5622e4b546eb0d0169b7f07ad3dae7a6560a35)
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https://bugzilla.redhat.com/show_bug.cgi?id=1392031
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Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
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---
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 src/qemu/qemu_command.c                        |  6 ++++--
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 tests/qemuxml2argvdata/qemuxml2argv-shmem.args | 16 ++++++++--------
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 2 files changed, 12 insertions(+), 10 deletions(-)
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diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
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index 6eafa5e..3ebfe84 100644
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--- a/src/qemu/qemu_command.c
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+++ b/src/qemu/qemu_command.c
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@@ -8471,13 +8471,15 @@ qemuBuildShmemDevLegacyStr(virDomainDefPtr def,
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     }
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     virBufferAddLit(&buf, "ivshmem");
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+    virBufferAsprintf(&buf, ",id=%s", shmem->info.alias);
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+
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     if (shmem->size)
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         virBufferAsprintf(&buf, ",size=%llum", shmem->size >> 20);
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     if (!shmem->server.enabled) {
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-        virBufferAsprintf(&buf, ",shm=%s,id=%s", shmem->name, shmem->info.alias);
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+        virBufferAsprintf(&buf, ",shm=%s", shmem->name);
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     } else {
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-        virBufferAsprintf(&buf, ",chardev=char%s,id=%s", shmem->info.alias, shmem->info.alias);
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+        virBufferAsprintf(&buf, ",chardev=char%s", shmem->info.alias);
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         if (shmem->msi.enabled) {
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             virBufferAddLit(&buf, ",msi=on");
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             if (shmem->msi.vectors)
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diff --git a/tests/qemuxml2argvdata/qemuxml2argv-shmem.args b/tests/qemuxml2argvdata/qemuxml2argv-shmem.args
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index 89caf49..99fac11 100644
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--- a/tests/qemuxml2argvdata/qemuxml2argv-shmem.args
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+++ b/tests/qemuxml2argvdata/qemuxml2argv-shmem.args
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@@ -17,19 +17,19 @@ QEMU_AUDIO_DRV=none \
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 -no-acpi \
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 -boot c \
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 -usb \
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--device ivshmem,shm=shmem0,id=shmem0,bus=pci.0,addr=0x3 \
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--device ivshmem,size=128m,shm=shmem1,id=shmem1,bus=pci.0,addr=0x5 \
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--device ivshmem,size=256m,shm=shmem2,id=shmem2,bus=pci.0,addr=0x4 \
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--device ivshmem,size=512m,chardev=charshmem3,id=shmem3,bus=pci.0,addr=0x6 \
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+-device ivshmem,id=shmem0,shm=shmem0,bus=pci.0,addr=0x3 \
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+-device ivshmem,id=shmem1,size=128m,shm=shmem1,bus=pci.0,addr=0x5 \
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+-device ivshmem,id=shmem2,size=256m,shm=shmem2,bus=pci.0,addr=0x4 \
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+-device ivshmem,id=shmem3,size=512m,chardev=charshmem3,bus=pci.0,addr=0x6 \
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 -chardev socket,id=charshmem3,path=/var/lib/libvirt/shmem-shmem3-sock \
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--device ivshmem,size=1024m,chardev=charshmem4,id=shmem4,bus=pci.0,addr=0x7 \
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+-device ivshmem,id=shmem4,size=1024m,chardev=charshmem4,bus=pci.0,addr=0x7 \
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 -chardev socket,id=charshmem4,path=/tmp/shmem4-sock \
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--device ivshmem,size=2048m,chardev=charshmem5,id=shmem5,msi=on,ioeventfd=off,\
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+-device ivshmem,id=shmem5,size=2048m,chardev=charshmem5,msi=on,ioeventfd=off,\
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 bus=pci.0,addr=0x8 \
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 -chardev socket,id=charshmem5,path=/tmp/shmem5-sock \
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--device ivshmem,size=4096m,chardev=charshmem6,id=shmem6,msi=on,vectors=16,\
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+-device ivshmem,id=shmem6,size=4096m,chardev=charshmem6,msi=on,vectors=16,\
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 bus=pci.0,addr=0x9 \
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 -chardev socket,id=charshmem6,path=/tmp/shmem6-sock \
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--device ivshmem,size=8192m,chardev=charshmem7,id=shmem7,msi=on,vectors=32,\
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+-device ivshmem,id=shmem7,size=8192m,chardev=charshmem7,msi=on,vectors=32,\
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 ioeventfd=on,bus=pci.0,addr=0xa \
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 -chardev socket,id=charshmem7,path=/tmp/shmem7-sock
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-- 
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2.10.2
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