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| author |   Kevin Wolf <kwolf@redhat.com> | 2011-11-22 16:46:26 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2011-11-23 17:04:02 +0100 |
| commit | fc9d106c8dfe1c4afe0e127dfcd2764e63f0efb0 (patch) | |
| tree | b0eeefbc8b6a82492dcc721546fdb13cbc0b42ee /block/vdi.c | |
| parent | qcow: Add migration blocker (diff) | |
| download | qemu-kvm-fc9d106c8dfe1c4afe0e127dfcd2764e63f0efb0.tar.gz qemu-kvm-fc9d106c8dfe1c4afe0e127dfcd2764e63f0efb0.tar.bz2 qemu-kvm-fc9d106c8dfe1c4afe0e127dfcd2764e63f0efb0.zip | |
vdi: Add migration blocker
vdi caches the block map. For migration to work, it would have to be
invalidated. Block migration for now.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/vdi.c')
| -rw-r--r-- | block/vdi.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/block/vdi.c b/block/vdi.c index 684a4a87b..7dda5222e 100644 --- a/block/vdi.c +++ b/block/vdi.c @@ -52,6 +52,7 @@ #include "qemu-common.h" #include "block_int.h" #include "module.h" +#include "migration.h" #if defined(CONFIG_UUID) #include <uuid/uuid.h> @@ -203,6 +204,8 @@ typedef struct { uint32_t bmap_sector; /* VDI header (converted to host endianness). */ VdiHeader header; + + Error *migration_blocker; } BDRVVdiState; /* Change UUID from little endian (IPRT = VirtualBox format) to big endian @@ -454,6 +457,12 @@ static int vdi_open(BlockDriverState *bs, int flags) goto fail_free_bmap; } + /* Disable migration when vdi images are used */ + error_set(&s->migration_blocker, + QERR_BLOCK_FORMAT_FEATURE_NOT_SUPPORTED, + "vdi", bs->device_name, "live migration"); + migrate_add_blocker(s->migration_blocker); + return 0; fail_free_bmap: @@ -939,6 +948,9 @@ static int vdi_create(const char *filename, QEMUOptionParameter *options) static void vdi_close(BlockDriverState *bs) { + BDRVVdiState *s = bs->opaque; + migrate_del_blocker(s->migration_blocker); + error_free(s->migration_blocker); } static coroutine_fn int vdi_co_flush(BlockDriverState *bs) |