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author | Marcelo Tosatti <mtosatti@redhat.com> | 2011-01-26 12:12:35 -0200 |
---|---|---|
committer | Kevin Wolf <kwolf@redhat.com> | 2011-02-07 12:55:32 +0100 |
commit | c1f1ffff21c47622c91c7a19cc9ace588fb746b1 (patch) | |
tree | 346845d18e1f77ca0434ca355e5fa7d98758b498 /block-migration.c | |
parent | 44d631a001edf558d81f4d49c99c5496a949ff3a (diff) | |
download | qemu-c1f1ffff21c47622c91c7a19cc9ace588fb746b1.tar.gz |
block: enable in_use flag
Set block device in use during block migration, disallow drive_del and
bdrv_truncate for in use devices.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
(cherry picked from commit 8591675f44929a9e4b5d3a5fd702a4b6d41c7903)
Diffstat (limited to 'block-migration.c')
-rw-r--r-- | block-migration.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block-migration.c b/block-migration.c index 323e1e2bcd..8218bac09c 100644 --- a/block-migration.c +++ b/block-migration.c @@ -301,6 +301,7 @@ static void init_blk_migration_it(void *opaque, BlockDriverState *bs) bmds->shared_base = block_mig_state.shared_base; alloc_aio_bitmap(bmds); drive_get_ref(drive_get_by_blockdev(bs)); + bdrv_set_in_use(bs, 1); block_mig_state.total_sector_sum += sectors; @@ -539,6 +540,7 @@ static void blk_mig_cleanup(Monitor *mon) while ((bmds = QSIMPLEQ_FIRST(&block_mig_state.bmds_list)) != NULL) { QSIMPLEQ_REMOVE_HEAD(&block_mig_state.bmds_list, entry); + bdrv_set_in_use(bmds->bs, 0); drive_put_ref(drive_get_by_blockdev(bmds->bs)); qemu_free(bmds->aio_bitmap); qemu_free(bmds); |