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[libvirt] [PATCH 10/12] qemu: command: Move around logic for formatting bootindex



Propagate the raw bootindex and let the code decide whether to use it
when formatting.
---
 src/qemu/qemu_command.c | 16 +++++++---------
 src/qemu/qemu_command.h |  2 +-
 src/qemu/qemu_hotplug.c |  2 +-
 3 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 03a2e6855a..89bc41e468 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -1716,7 +1716,7 @@ qemuBuildDiskFrontendAttributes(virDomainDiskDefPtr disk,
 char *
 qemuBuildDriveStr(virDomainDiskDefPtr disk,
                   virQEMUDriverConfigPtr cfg,
-                  bool bootable,
+                  int bootindex,
                   virQEMUCapsPtr qemuCaps)
 {
     virBuffer opt = VIR_BUFFER_INITIALIZER;
@@ -1764,12 +1764,14 @@ qemuBuildDriveStr(virDomainDiskDefPtr disk,
         }
     }

-    if (bootable &&
+    if (bootindex &&
+        !virQEMUCapsGet(qemuCaps, QEMU_CAPS_BOOTINDEX) &&
         virQEMUCapsGet(qemuCaps, QEMU_CAPS_DRIVE_BOOT) &&
         (disk->device == VIR_DOMAIN_DISK_DEVICE_DISK ||
          disk->device == VIR_DOMAIN_DISK_DEVICE_LUN) &&
         disk->bus != VIR_DOMAIN_DISK_BUS_IDE)
         virBufferAddLit(&opt, ",boot=on");
+
     if (disk->src->readonly)
         virBufferAddLit(&opt, ",readonly=on");

@@ -2219,7 +2221,6 @@ qemuBuildDiskDriveCommandLine(virCommandPtr cmd,
     for (i = 0; i < def->ndisks; i++) {
         char *optstr;
         unsigned int bootindex = 0;
-        bool driveBoot = false;
         virDomainDiskDefPtr disk = def->disks[i];
         qemuDomainStorageSourcePrivatePtr srcPriv = QEMU_DOMAIN_STORAGE_SOURCE_PRIVATE(disk->src);
         qemuDomainSecretInfoPtr secinfo = NULL;
@@ -2248,10 +2249,6 @@ qemuBuildDiskDriveCommandLine(virCommandPtr cmd,
                 bootDisk = 0;
                 break;
             }
-            if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_BOOTINDEX)) {
-                driveBoot = !!bootindex;
-                bootindex = 0;
-            }
         }

         if (qemuBuildDiskSecinfoCommandLine(cmd, secinfo) < 0)
@@ -2266,7 +2263,7 @@ qemuBuildDiskDriveCommandLine(virCommandPtr cmd,

         virCommandAddArg(cmd, "-drive");

-        if (!(optstr = qemuBuildDriveStr(disk, cfg, driveBoot, qemuCaps)))
+        if (!(optstr = qemuBuildDriveStr(disk, cfg, bootindex, qemuCaps)))
             return -1;

         virCommandAddArg(cmd, optstr);
@@ -2287,7 +2284,8 @@ qemuBuildDiskDriveCommandLine(virCommandPtr cmd,
                 }
                 VIR_FREE(optstr);

-                if (bootindex) {
+                if (bootindex &&
+                    virQEMUCapsGet(qemuCaps, QEMU_CAPS_BOOTINDEX)) {
                     if (virAsprintf(&optstr, "bootindex%c=%u",
                                     disk->info.addr.drive.unit
                                     ? 'B' : 'A',
diff --git a/src/qemu/qemu_command.h b/src/qemu/qemu_command.h
index 2bcfc6c707..e60245427a 100644
--- a/src/qemu/qemu_command.h
+++ b/src/qemu/qemu_command.h
@@ -102,7 +102,7 @@ char *qemuDeviceDriveHostAlias(virDomainDiskDefPtr disk);
 /* Both legacy & current support */
 char *qemuBuildDriveStr(virDomainDiskDefPtr disk,
                         virQEMUDriverConfigPtr cfg,
-                        bool bootable,
+                        int bootindex,
                         virQEMUCapsPtr qemuCaps);

 /* Current, best practice */
diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index 72a57d89ed..5c8054f72d 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -409,7 +409,7 @@ qemuDomainAttachDiskGeneric(virConnectPtr conn,
                                       disk->info.alias) < 0)
         goto error;

-    if (!(drivestr = qemuBuildDriveStr(disk, cfg, false, priv->qemuCaps)))
+    if (!(drivestr = qemuBuildDriveStr(disk, cfg, 0, priv->qemuCaps)))
         goto error;

     if (!(drivealias = qemuAliasFromDisk(disk)))
-- 
2.14.3


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