On 07/02/2012 12:48 PM, Eric Blake wrote:
On 07/02/2012 12:55 PM, Josh Durgin wrote:
QEMU (and librbd) flush the cache on the source before the
destination starts, and the destination does not read any
changeable data before that, so live migration with rbd caching
is safe.
This makes 'virsh migrate' work with rbd and caching without the
--unsafe flag.
Reported-by: Vladimir Bashkirtsev<vladimir@xxxxxxxxxxxxxxx>
Signed-off-by: Josh Durgin<josh.durgin@xxxxxxxxxxx>
---
src/qemu/qemu_migration.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index 48369d6..f51c99a 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -847,6 +847,9 @@ qemuMigrationIsSafe(virDomainDefPtr def)
continue;
else if (cfs< 0)
return false;
+ } else if (disk->type == VIR_DOMAIN_DISK_TYPE_NETWORK&&
+ disk->protocol == VIR_DOMAIN_DISK_PROTOCOL_RBD) {
+ continue;
}
ACK. However, before I push, I note that you are previously listed in
AUTHORS under a different email address. Which of the two addresses do
you prefer, so that we can update .mailmap and keep 'make syntax-check'
happy?
I prefer the @inktank.com one, thanks!
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