From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47766) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZMUl1-0001ZA-3X for qemu-devel@nongnu.org; Tue, 04 Aug 2015 01:27:23 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZMUkt-0001MJ-9U for qemu-devel@nongnu.org; Tue, 04 Aug 2015 01:27:23 -0400 Received: from mx1.redhat.com ([209.132.183.28]:46360) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZMUkt-0001MF-4g for qemu-devel@nongnu.org; Tue, 04 Aug 2015 01:27:15 -0400 Date: Tue, 4 Aug 2015 10:57:12 +0530 From: Amit Shah Message-ID: <20150804052712.GG28564@grmbl.mre> References: <1434450415-11339-1-git-send-email-dgilbert@redhat.com> <1434450415-11339-20-git-send-email-dgilbert@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1434450415-11339-20-git-send-email-dgilbert@redhat.com> Subject: Re: [Qemu-devel] [PATCH v7 19/42] MIG_CMD_PACKAGED: Send a packaged chunk of migration stream List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Dr. David Alan Gilbert (git)" Cc: aarcange@redhat.com, yamahata@private.email.ne.jp, quintela@redhat.com, liang.z.li@intel.com, qemu-devel@nongnu.org, luis@cs.umu.se, pbonzini@redhat.com, david@gibson.dropbear.id.au On (Tue) 16 Jun 2015 [11:26:32], Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > MIG_CMD_PACKAGED is a migration command that wraps a chunk of migration > stream inside a package whose length can be determined purely by reading > its header. The destination guarantees that the whole MIG_CMD_PACKAGED > is read off the stream prior to parsing the contents. > > This is used by postcopy to load device state (from the package) > while leaving the main stream free to receive memory pages. > > Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Amit Shah Amit