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


From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH 09/11] migration: don't "write" when migration is not active
Date: Fri, 23 Sep 2011 15:46:33 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:6.0.2) Gecko/20110906 Thunderbird/6.0.2

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<address@hidden>
---
  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 <address@hidden>



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