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From: Michael Roth <mdroth@linux.vnet.ibm.com>
To: libvir-list@redhat.com
Cc: qemu-devel@nongnu.org, qemu-ppc@nongnu.org, aik@ozlabs.ru,
	alex.williamson@redhat.com, abologna@redhat.com, laine@laine.org,
	pkrempa@redhat.com, berrange@redhat.com, mprivozn@redhat.com,
	sbhat@linux.vnet.ibm.com
Subject: [Qemu-devel] [RFC PATCH 2/5] qemu_hotplug: squash qemuDomainRemovePCIHostDevice into caller
Date: Wed, 28 Jun 2017 19:24:57 -0500	[thread overview]
Message-ID: <1498695900-1648-3-git-send-email-mdroth@linux.vnet.ibm.com> (raw)
In-Reply-To: <1498695900-1648-1-git-send-email-mdroth@linux.vnet.ibm.com>

It's only called from one place, and only takes the extra step of
freeing the device alias after reattach. Since another path through
qemuDomainRemoveHostDevice introduced in a subsequent patch will also
need to free the device alias, it'll be more readable to just start
calling it directly.

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
---
 src/qemu/qemu_hotplug.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index a486fb4..b557e82 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -3805,15 +3805,6 @@ qemuDomainRemoveMemoryDevice(virQEMUDriverPtr driver,
 
 
 static void
-qemuDomainRemovePCIHostDevice(virQEMUDriverPtr driver,
-                              virDomainObjPtr vm,
-                              virDomainHostdevDefPtr hostdev)
-{
-    qemuHostdevReAttachPCIDevices(driver, vm->def->name, &hostdev, 1);
-    qemuDomainReleaseDeviceAddress(vm, hostdev->info, NULL);
-}
-
-static void
 qemuDomainRemoveUSBHostDevice(virQEMUDriverPtr driver,
                               virDomainObjPtr vm,
                               virDomainHostdevDefPtr hostdev)
@@ -3905,7 +3896,8 @@ qemuDomainRemoveHostDevice(virQEMUDriverPtr driver,
 
     switch ((virDomainHostdevSubsysType) hostdev->source.subsys.type) {
     case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI:
-        qemuDomainRemovePCIHostDevice(driver, vm, hostdev);
+        qemuHostdevReAttachPCIDevices(driver, vm->def->name, &hostdev, 1);
+        qemuDomainReleaseDeviceAddress(vm, hostdev->info, NULL);
         /* QEMU might no longer need to lock as much memory, eg. we just
          * detached the last VFIO device, so adjust the limit here */
         if (qemuDomainAdjustMaxMemLock(vm) < 0)
-- 
2.7.4

  parent reply	other threads:[~2017-06-29  0:26 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-29  0:24 [Qemu-devel] [RFC PATCH 0/5] hotplug: fix premature rebinding of VFIO devices to host Michael Roth
2017-06-29  0:24 ` [Qemu-devel] [RFC PATCH 1/5] virhostdev: factor release out from reattach and export it for use later Michael Roth
2017-06-29  0:24 ` Michael Roth [this message]
2017-06-29  0:24 ` [Qemu-devel] [RFC PATCH 3/5] virpci: introduce virPCIIOMMUGroupIterate() Michael Roth
2017-06-29  0:24 ` [Qemu-devel] [RFC PATCH 4/5] qemu: hotplug: unbind VFIO devices as a group Michael Roth
2017-06-29  0:25 ` [Qemu-devel] [RFC PATCH 5/5] qemu: hotplug: wait for VFIO group FD close before unbind Michael Roth
2017-06-29  8:33 ` [Qemu-devel] [RFC PATCH 0/5] hotplug: fix premature rebinding of VFIO devices to host Daniel P. Berrange
2017-06-29 18:22   ` Michael Roth
2017-06-29 19:31     ` Alex Williamson
2017-06-29 19:28   ` Alex Williamson
2017-06-29 20:21     ` Michael Roth
2017-06-29 18:50 ` Laine Stump
2017-06-29 19:44   ` Alex Williamson
2017-06-30  2:27     ` Laine Stump
2017-06-29 20:59   ` Michael Roth
2017-06-30  6:59     ` Andrea Bolognani

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