On Wed, Nov 06, 2013 at 04:17:05 +0000, Wangyufei (A) wrote:
> >From bfb2dafa8ea183781446c7cbe0376e1a2d41a5ae Mon Sep 17 00:00:00 2001
> From: Zeng Junliang <zengjunliang@xxxxxxxxxx>
> Date: Wed, 6 Nov 2013 11:36:57 +0800
> Subject: [PATCH] qemu: clean up migration ports when migration cancelled
>
> If there's a migration cancelled, the bitmap of migration port should be cleaned up too.
>
> Signed-off-by: Zeng Junliang <zengjunliang@xxxxxxxxxx>
> ---
> src/qemu/qemu_migration.c | 7 +++++--
> 1 files changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
> index 4f35a7a..594d1cd 100644
> --- a/src/qemu/qemu_migration.c
> +++ b/src/qemu/qemu_migration.c
> @@ -4387,12 +4387,16 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
> qemuDomainObjPrivatePtr priv = vm->privateData;
> virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
> virCapsPtr caps = NULL;
> + unsigned short port = 0;
No need to initialize port here.
>
> VIR_DEBUG("driver=%p, dconn=%p, vm=%p, cookiein=%s, cookieinlen=%d, "
> "cookieout=%p, cookieoutlen=%p, flags=%lx, retcode=%d",
> driver, dconn, vm, NULLSTR(cookiein), cookieinlen,
> cookieout, cookieoutlen, flags, retcode);
>
> + port = priv->migrationPort;
> + priv->migrationPort = 0;
> +
> if (!(caps = virQEMUDriverGetCapabilities(driver, false)))
> goto cleanup;
>
> @@ -4439,8 +4443,6 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
> }
>
> qemuMigrationStopNBDServer(driver, vm, mig);
> - virPortAllocatorRelease(driver->migrationPorts, priv->migrationPort);
> - priv->migrationPort = 0;
>
> if (flags & VIR_MIGRATE_PERSIST_DEST) {
> virDomainDefPtr vmdef;
> @@ -4573,6 +4575,7 @@ endjob:
> }
>
> cleanup:
> + virPortAllocatorRelease(driver->migrationPorts, port);
> if (vm) {
> VIR_FREE(priv->origname);
> virObjectUnlock(vm);
ACK and pushed. My bad for not spotting thins while reviewing the
original patch.
Jirka
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