Ashijeet Acharya fe44dc9180 migration: disallow migrate_add_blocker during migration ...

If a migration is already in progress and somebody attempts
to add a migration blocker, this should rightly fail.

Add an errp parameter and a retcode return value to migrate_add_blocker.

Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Ashijeet Acharya <ashijeetacharya@gmail.com>
Message-Id: <1484566314-3987-5-git-send-email-ashijeetacharya@gmail.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Acked-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
  Merged with recent 'Allow invtsc migration' change

2017-01-24 18:00:30 +00:00

..

accounting.c

…

archipelago.c

block: use aio_bh_schedule_oneshot

2016-10-07 13:34:07 +02:00

backup.c

blockjob: refactor backup_start as backup_job_create

2016-11-14 22:47:34 -05:00

blkdebug.c

blkdebug: Implement bdrv_co_preadv/pwritev/flush

2017-01-09 13:30:52 +01:00

blkreplay.c

…

blkverify.c

blkverify: Implement bdrv_co_preadv/pwritev/flush

2017-01-09 13:30:52 +01:00

block-backend.c

block-backend: Always notify on blk_eject

2016-11-14 11:15:54 -05:00

bochs.c

…

cloop.c

…

commit.c

blockjob: add block_job_start

2016-11-14 22:47:34 -05:00

crypto.c

…

curl.c

aio: add AioPollFn and io_poll() interface

2017-01-03 16:38:48 +00:00

dirty-bitmap.c

block: More operations for meta dirty bitmap

2016-10-24 17:56:07 +02:00

dmg-bz2.c

dmg: Move libbz2 code to dmg-bz2.so

2016-10-07 14:14:06 +02:00

dmg.c

dmg: Move libbz2 code to dmg-bz2.so

2016-10-07 14:14:06 +02:00

dmg.h

dmg: Move libbz2 code to dmg-bz2.so

2016-10-07 14:14:06 +02:00

file-posix.c

block: Rename raw-{posix,win32} to file-*.c

2017-01-09 13:30:53 +01:00

file-win32.c

block: Rename raw-{posix,win32} to file-*.c

2017-01-09 13:30:53 +01:00

gluster.c

block: Rename raw-{posix,win32} to file-*.c

2017-01-09 13:30:53 +01:00

io.c

block: get rid of bdrv_io_unplugged_begin/end

2017-01-16 13:25:17 +00:00

iscsi.c

aio: add AioPollFn and io_poll() interface

2017-01-03 16:38:48 +00:00

linux-aio.c

linux-aio: poll ring for completions

2017-01-03 16:38:48 +00:00

Makefile.objs

block: Rename raw-{posix,win32} to file-*.c

2017-01-09 13:30:53 +01:00

mirror.c

mirror: do not flush every time the disks are synced

2016-11-14 22:49:26 -05:00

nbd-client.c

aio: add AioPollFn and io_poll() interface

2017-01-03 16:38:48 +00:00

nbd-client.h

nbd: Implement NBD_CMD_WRITE_ZEROES on client

2016-11-02 09:28:56 +01:00

nbd.c

block/nbd: Fix the leaked visitor

2016-11-11 15:54:55 +01:00

nfs.c

aio: add AioPollFn and io_poll() interface

2017-01-03 16:38:48 +00:00

null.c

block: use aio_bh_schedule_oneshot

2016-10-07 13:34:07 +02:00

parallels.c

…

qapi.c

qapi: rename QmpOutputVisitor to QObjectOutputVisitor

2016-10-25 16:25:54 +02:00

qcow2-cache.c

qcow2: Remove stale comment

2016-11-25 13:51:30 +01:00

qcow2-cluster.c

qcow2: Support BDRV_REQ_MAY_UNMAP

2016-10-24 17:54:03 +02:00

qcow2-refcount.c

…

qcow2-snapshot.c

…

qcow2.c

qcow2: Don't strand clusters near 2G intervals during commit

2016-12-06 15:37:02 +01:00

qcow2.h

qcow2: Remove stale FIXME comment

2016-11-11 15:54:55 +01:00

qcow.c

migration: disallow migrate_add_blocker during migration

2017-01-24 18:00:30 +00:00

qed-check.c

…

qed-cluster.c

…

qed-gencb.c

…

qed-l2-cache.c

…

qed-table.c

block: introduce BDRV_POLL_WHILE

2016-10-28 21:50:18 +08:00

qed.c

qed: Implement .bdrv_drain

2016-10-28 21:50:18 +08:00

qed.h

block: use aio_bh_schedule_oneshot

2016-10-07 13:34:07 +02:00

quorum.c

quorum: Clean up quorum_aio_get()

2017-01-09 13:30:52 +01:00

raw-format.c

block: Rename raw_bsd to raw-format.c

2017-01-09 13:30:52 +01:00

rbd.c

rbd: make the code more readable

2016-11-01 07:55:57 -04:00

replication.c

blockjob: refactor backup_start as backup_job_create

2016-11-14 22:47:34 -05:00

sheepdog.c

aio: add AioPollFn and io_poll() interface

2017-01-03 16:38:48 +00:00

snapshot.c

…

ssh.c

aio: add AioPollFn and io_poll() interface

2017-01-03 16:38:48 +00:00

stream.c

blockjob: add block_job_start

2016-11-14 22:47:34 -05:00

throttle-groups.c

throttle: Correct access to wrong BlockBackendPublic structures

2016-10-24 17:54:03 +02:00

trace-events

block: Rename raw-{posix,win32} to file-*.c

2017-01-09 13:30:53 +01:00

vdi.c

migration: disallow migrate_add_blocker during migration

2017-01-24 18:00:30 +00:00

vhdx-endian.c

…

vhdx-log.c

…

vhdx.c

migration: disallow migrate_add_blocker during migration

2017-01-24 18:00:30 +00:00

vhdx.h

…

vmdk.c

migration: disallow migrate_add_blocker during migration

2017-01-24 18:00:30 +00:00

vpc.c

migration: disallow migrate_add_blocker during migration

2017-01-24 18:00:30 +00:00

vvfat.c

migration: disallow migrate_add_blocker during migration

2017-01-24 18:00:30 +00:00

win32-aio.c

aio: add AioPollFn and io_poll() interface

2017-01-03 16:38:48 +00:00

write-threshold.c

block: use bdrv_add_before_write_notifier

2016-10-07 13:34:07 +02:00