[libvirt] [PATCH 5/7] qemu: New cap flag to indicate if channel is supported by scsi-disk

Osier Yang jyang at redhat.com
Mon Feb 27 11:58:59 UTC 2012


---
 src/qemu/qemu_capabilities.c |    4 ++++
 src/qemu/qemu_capabilities.h |    1 +
 2 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 6d35676..64a4546 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -153,6 +153,7 @@ VIR_ENUM_IMPL(qemuCaps, QEMU_CAPS_LAST,
 
               "drive-iotune", /* 85 */
               "system_wakeup",
+              "scsi-disk.channel",
     );
 
 struct qemu_feature_flags {
@@ -1363,6 +1364,7 @@ qemuCapsExtractDeviceStr(const char *qemu,
                                "-device", "pci-assign,?",
                                "-device", "virtio-blk-pci,?",
                                "-device", "virtio-net-pci,?",
+                               "-device", "scsi-disk,?",
                                NULL);
     virCommandAddEnvPassCommon(cmd);
     /* qemu -help goes to stdout, but qemu -device ? goes to stderr.  */
@@ -1440,6 +1442,8 @@ qemuCapsParseDeviceStr(const char *str, virBitmapPtr flags)
         qemuCapsSet(flags, QEMU_CAPS_VIRTIO_NET_EVENT_IDX);
     if (strstr(str, "virtio-blk-pci.scsi"))
         qemuCapsSet(flags, QEMU_CAPS_VIRTIO_BLK_SCSI);
+    if (strstr(str, "scsi-disk.channel"))
+        qemuCapsSet(flags, QEMU_CAPS_SCSI_DISK_CHANNEL);
 
     return 0;
 }
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index b9666e1..db584ce 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -121,6 +121,7 @@ enum qemuCapsFlags {
     QEMU_CAPS_FSDEV_WRITEOUT     = 84, /* -fsdev writeout supported */
     QEMU_CAPS_DRIVE_IOTUNE       = 85, /* -drive bps= and friends */
     QEMU_CAPS_WAKEUP             = 86, /* system_wakeup monitor command */
+    QEMU_CAPS_SCSI_DISK_CHANNEL  = 87, /* Is scsi-disk.channel available? */
 
     QEMU_CAPS_LAST,                   /* this must always be the last item */
 };
-- 
1.7.7.3




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