From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35701) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b5oXI-0005Ca-VF for qemu-devel@nongnu.org; Thu, 26 May 2016 02:12:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b5oXI-0008M0-0k for qemu-devel@nongnu.org; Thu, 26 May 2016 02:12:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:39847) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b5oXH-0008Lu-RV for qemu-devel@nongnu.org; Thu, 26 May 2016 02:12:47 -0400 From: Amit Shah Date: Thu, 26 May 2016 11:41:58 +0530 Message-Id: <9e4d2b98ee98f4cee50d671e500eceeefa751ee0.1464242913.git.amit.shah@redhat.com> In-Reply-To: References: In-Reply-To: References: Subject: [Qemu-devel] [PULL 07/28] migration: force QEMUFile to blocking mode for outgoing migration List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Maydell Cc: Juan Quintela , "Dr. David Alan Gilbert" , "Daniel P. Berrange" , qemu list , Amit Shah From: "Daniel P. Berrange" Instead of relying on the default QEMUFile I/O blocking flag state, explicitly turn on blocking I/O for outgoing migration since it takes place in a background thread. Reviewed-by: Dr. David Alan Gilbert Signed-off-by: Daniel P. Berrange Reviewed-by: Juan Quintela Message-Id: <1461751518-12128-8-git-send-email-berrange@redhat.com> Signed-off-by: Amit Shah --- migration/migration.c | 1 + 1 file changed, 1 insertion(+) diff --git a/migration/migration.c b/migration/migration.c index ac7790f..c8d10ee 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1791,6 +1791,7 @@ void migrate_fd_connect(MigrationState *s) s->expected_downtime = max_downtime/1000000; s->cleanup_bh = qemu_bh_new(migrate_fd_cleanup, s); + qemu_file_set_blocking(s->to_dst_file, true); qemu_file_set_rate_limit(s->to_dst_file, s->bandwidth_limit / XFER_LIMIT_RATIO); -- 2.5.5