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Re: [Qemu-devel] [PATCH v4 14/47] Return path: Control commands
From: |
Dr. David Alan Gilbert |
Subject: |
Re: [Qemu-devel] [PATCH v4 14/47] Return path: Control commands |
Date: |
Thu, 23 Oct 2014 17:23:32 +0100 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
* Paolo Bonzini (address@hidden) wrote:
> Il 03/10/2014 19:47, Dr. David Alan Gilbert (git) ha scritto:
> > QEMU_VM_CMD_INVALID = 0, /* Must be 0 */
> > + QEMU_VM_CMD_OPENRP, /* Tell the dest to open the Return path */
>
> OPEN_RETURN_PATH?
>
> > + QEMU_VM_CMD_REQACK, /* Request an ACK on the RP */
>
> SEND_ACK or ACK_REQUESTED?
>
> > QEMU_VM_CMD_AFTERLASTVALID
>
> Pleaseseparatewords. Is this enum actually used at all?
>
> Please avoid the difference between QEMU_VM_CMD and MIG_RPCOMM_.
>
> Perhaps MIG_CMD and MIG_RPCMD_?
Almost, I went with:
MIG_CMD_INVALID = 0, /* Must be 0 */
MIG_CMD_OPEN_RETURN_PATH, /* Tell the dest to open the Return path */
MIG_CMD_SEND_ACK, /* Request an ACK on the RP */
MIG_CMD_PACKAGED, /* Send a wrapped stream within this stream */
MIG_CMD_POSTCOPY_ADVISE = 20, /* Prior to any page transfers, just
warn we might want to do PC */
MIG_CMD_POSTCOPY_LISTEN, /* Start listening for incoming
pages as it's running. */
MIG_CMD_POSTCOPY_RUN, /* Start execution */
MIG_CMD_POSTCOPY_END, /* Postcopy is finished. */
MIG_CMD_POSTCOPY_RAM_DISCARD, /* A list of pages to discard that
were previously sent during
precopy but are dirty. */
and
MIG_RP_CMD_INVALID = 0, /* Must be 0 */
MIG_RP_CMD_SHUT, /* sibling will not send any more RP messages */
MIG_RP_CMD_ACK, /* data (seq: be32 ) */
MIG_RP_CMD_REQ_PAGES, /* data (start: be64, len: be64) */
the only oddity I get from that is from the 'SEND_ACK' you suggested;
since all my functions to send commands are send_ I currently have
'qemu_savevm_send_send_ack' which while consistent looks a bit odd.
Dave
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK
- Re: [Qemu-devel] [PATCH v4 08/47] socket shutdown, (continued)
[Qemu-devel] [PATCH v4 09/47] Provide runtime Target page information, Dr. David Alan Gilbert (git), 2014/10/03
[Qemu-devel] [PATCH v4 10/47] Return path: Open a return path on QEMUFile for sockets, Dr. David Alan Gilbert (git), 2014/10/03
[Qemu-devel] [PATCH v4 12/47] Handle bi-directional communication for fd migration, Dr. David Alan Gilbert (git), 2014/10/03
[Qemu-devel] [PATCH v4 11/47] Return path: socket_writev_buffer: Block even on non-blocking fd's, Dr. David Alan Gilbert (git), 2014/10/03
[Qemu-devel] [PATCH v4 13/47] Migration commands, Dr. David Alan Gilbert (git), 2014/10/03
[Qemu-devel] [PATCH v4 14/47] Return path: Control commands, Dr. David Alan Gilbert (git), 2014/10/03
[Qemu-devel] [PATCH v4 16/47] Return path: Source handling of return path, Dr. David Alan Gilbert (git), 2014/10/03
Re: [Qemu-devel] [PATCH v4 16/47] Return path: Source handling of return path, zhanghailiang, 2014/10/16
[Qemu-devel] [PATCH v4 15/47] Return path: Send responses from destination to source, Dr. David Alan Gilbert (git), 2014/10/03
[Qemu-devel] [PATCH v4 17/47] qemu_loadvm errors and debug, Dr. David Alan Gilbert (git), 2014/10/03