Re: [Qemu-devel] [PATCH 09/11] migration: don't "write" when migration is not active

[Paolo Bonzini]

On 09/23/2011 02:50 PM, Juan Quintela wrote:

If migration is not active, just ignore writes.

[Based on Daniel Berrange suggestion]

Signed-off-by: Juan Quintela<quint...@redhat.com>
---
  migration.c |    4 ++++
  1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/migration.c b/migration.c
index 0b284ff..755b96b 100644
--- a/migration.c
+++ b/migration.c
@@ -323,6 +323,10 @@ ssize_t migrate_fd_put_buffer(void *opaque, const void 
*data, size_t size)
      FdMigrationState *s = opaque;
      ssize_t ret;

+    if (s->state != MIG_STATE_ACTIVE) {
+        return -EIO;
+    }
+
      do {
          ret = s->write(s, data, size);
      } while (ret == -1&&  ((s->get_error(s)) == EINTR));

Acked-by: Paolo Bonzini <pbonz...@redhat.com>