From: Paolo Bonzini <pbonzini@redhat.com>
Date: Fri, 22 Feb 2013 16:36:15 +0000 (+0100)
Subject: migration: flush all data to fd when buffered_flush is called
X-Git-Tag: qemu-xen-4.4.0-rc1~6^2~923^2~37
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=f5821518ed6d49aae9fd0aa6169d2d74bb83054c;p=qemu-upstream-4.5-testing.git

migration: flush all data to fd when buffered_flush is called

Including data that resided in the QEMUFile's own buffer.

Reviewed-by: Orit Wasserman <owasserm@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---

diff --git a/migration.c b/migration.c
index 10ce9fe6a..c5a7f29eb 100644
--- a/migration.c
+++ b/migration.c
@@ -525,6 +525,8 @@ static ssize_t buffered_flush(MigrationState *s)
 
     DPRINTF("flushing %zu byte(s) of data\n", s->buffer_size);
 
+    qemu_fflush(s->file);
+
     while (s->bytes_xfer < s->xfer_limit && offset < s->buffer_size) {
         size_t to_send = MIN(s->buffer_size - offset, s->xfer_limit - s->bytes_xfer);
         ret = migrate_fd_put_buffer(s, s->buffer + offset, to_send);