@@ -648,6 +648,8 @@ int coroutine_fn bdrv_co_create_opts_simple(BlockDriver *drv,
Error *local_err = NULL;
int ret;
+ g_assert(qemu_in_main_thread());
+
size = qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0);
buf = qemu_opt_get_del(opts, BLOCK_OPT_PREALLOC);
prealloc = qapi_enum_parse(&PreallocMode_lookup, buf,
@@ -2405,6 +2407,8 @@ void bdrv_get_cumulative_perm(BlockDriverState *bs, uint64_t *perm,
uint64_t cumulative_perms = 0;
uint64_t cumulative_shared_perms = BLK_PERM_ALL;
+ g_assert(qemu_in_main_thread());
+
QLIST_FOREACH(c, &bs->parents, next_parent) {
cumulative_perms |= c->perm;
cumulative_shared_perms &= c->shared_perm;
@@ -2463,6 +2467,8 @@ int bdrv_child_try_set_perm(BdrvChild *c, uint64_t perm, uint64_t shared,
Transaction *tran = tran_new();
int ret;
+ g_assert(qemu_in_main_thread());
+
bdrv_child_set_perm(c, perm, shared, tran);
ret = bdrv_refresh_perms(c->bs, &local_err);
@@ -2493,6 +2499,8 @@ int bdrv_child_refresh_perms(BlockDriverState *bs, BdrvChild *c, Error **errp)
uint64_t parent_perms, parent_shared;
uint64_t perms, shared;
+ g_assert(qemu_in_main_thread());
+
bdrv_get_cumulative_perm(bs, &parent_perms, &parent_shared);
bdrv_child_perm(bs, c->bs, c, c->role, NULL,
parent_perms, parent_shared, &perms, &shared);
@@ -2635,6 +2643,7 @@ void bdrv_default_perms(BlockDriverState *bs, BdrvChild *c,
uint64_t perm, uint64_t shared,
uint64_t *nperm, uint64_t *nshared)
{
+ g_assert(qemu_in_main_thread());
if (role & BDRV_CHILD_FILTERED) {
assert(!(role & (BDRV_CHILD_DATA | BDRV_CHILD_METADATA |
BDRV_CHILD_COW)));
@@ -2961,6 +2970,8 @@ BdrvChild *bdrv_root_attach_child(BlockDriverState *child_bs,
BdrvChild *child = NULL;
Transaction *tran = tran_new();
+ g_assert(qemu_in_main_thread());
+
ret = bdrv_attach_child_common(child_bs, child_name, child_class,
child_role, perm, shared_perm, opaque,
&child, tran, errp);
@@ -5939,6 +5950,8 @@ const char *bdrv_get_parent_name(const BlockDriverState *bs)
BdrvChild *c;
const char *name;
+ g_assert(qemu_in_main_thread());
+
/* If multiple parents have a name, just pick the first one. */
QLIST_FOREACH(c, &bs->parents, next_parent) {
if (c->klass->get_name) {
@@ -7206,6 +7219,8 @@ bool bdrv_recurse_can_replace(BlockDriverState *bs,
{
BlockDriverState *filtered;
+ g_assert(qemu_in_main_thread());
+
if (!bs || !bs->drv) {
return false;
}
@@ -7377,6 +7392,7 @@ static bool append_strong_runtime_options(QDict *d, BlockDriverState *bs)
* would result in exactly bs->backing. */
bool bdrv_backing_overridden(BlockDriverState *bs)
{
+ g_assert(qemu_in_main_thread());
if (bs->backing) {
return strcmp(bs->auto_backing_file,
bs->backing->bs->filename);
@@ -7765,6 +7781,7 @@ static BlockDriverState *bdrv_do_skip_filters(BlockDriverState *bs,
*/
BlockDriverState *bdrv_skip_implicit_filters(BlockDriverState *bs)
{
+ g_assert(qemu_in_main_thread());
return bdrv_do_skip_filters(bs, true);
}
@@ -413,6 +413,7 @@ BlockJob *backup_job_create(const char *job_id, BlockDriverState *bs,
assert(bs);
assert(target);
+ g_assert(qemu_in_main_thread());
/* QMP interface protects us from these cases */
assert(sync_mode != MIRROR_SYNC_MODE_INCREMENTAL);
@@ -1078,6 +1078,7 @@ static void blk_root_change_media(BdrvChild *child, bool load)
*/
bool blk_dev_has_removable_media(BlockBackend *blk)
{
+ g_assert(qemu_in_main_thread());
return !blk->dev || (blk->dev_ops && blk->dev_ops->change_media_cb);
}
@@ -1095,6 +1096,7 @@ bool blk_dev_has_tray(BlockBackend *blk)
*/
void blk_dev_eject_request(BlockBackend *blk, bool force)
{
+ g_assert(qemu_in_main_thread());
if (blk->dev_ops && blk->dev_ops->eject_request_cb) {
blk->dev_ops->eject_request_cb(blk->dev_opaque, force);
}
@@ -1117,6 +1119,7 @@ bool blk_dev_is_tray_open(BlockBackend *blk)
*/
bool blk_dev_is_medium_locked(BlockBackend *blk)
{
+ g_assert(qemu_in_main_thread());
if (blk->dev_ops && blk->dev_ops->is_medium_locked) {
return blk->dev_ops->is_medium_locked(blk->dev_opaque);
}
@@ -253,6 +253,8 @@ void commit_start(const char *job_id, BlockDriverState *bs,
uint64_t base_perms, iter_shared_perms;
int ret;
+ g_assert(qemu_in_main_thread());
+
assert(top != bs);
if (bdrv_skip_filters(top) == bdrv_skip_filters(base)) {
error_setg(errp, "Invalid files for merge: top and base are the same");
@@ -657,6 +657,7 @@ void bdrv_reset_dirty_bitmap(BdrvDirtyBitmap *bitmap,
void bdrv_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap **out)
{
assert(!bdrv_dirty_bitmap_readonly(bitmap));
+ g_assert(qemu_in_main_thread());
bdrv_dirty_bitmaps_lock(bitmap->bs);
if (!out) {
hbitmap_reset_all(bitmap->bitmap);
@@ -673,6 +674,7 @@ void bdrv_restore_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap *backup)
{
HBitmap *tmp = bitmap->bitmap;
assert(!bdrv_dirty_bitmap_readonly(bitmap));
+ g_assert(qemu_in_main_thread());
bitmap->bitmap = backup;
hbitmap_free(tmp);
}
@@ -559,6 +559,7 @@ void bdrv_subtree_drained_end(BlockDriverState *bs)
void bdrv_apply_subtree_drain(BdrvChild *child, BlockDriverState *new_parent)
{
int i;
+ g_assert(qemu_in_main_thread());
for (i = 0; i < new_parent->recursive_quiesce_counter; i++) {
bdrv_do_drained_begin(child->bs, true, child, false, true);
@@ -570,6 +571,8 @@ void bdrv_unapply_subtree_drain(BdrvChild *child, BlockDriverState *old_parent)
int drained_end_counter = 0;
int i;
+ g_assert(qemu_in_main_thread());
+
for (i = 0; i < old_parent->recursive_quiesce_counter; i++) {
bdrv_do_drained_end(child->bs, true, child, false,
&drained_end_counter);
@@ -689,6 +692,7 @@ void bdrv_drain_all_end_quiesce(BlockDriverState *bs)
{
int drained_end_counter = 0;
+ g_assert(qemu_in_main_thread());
g_assert(bs->quiesce_counter > 0);
g_assert(!bs->refcnt);
@@ -3334,6 +3338,7 @@ int coroutine_fn bdrv_co_copy_range_from(BdrvChild *src, int64_t src_offset,
{
trace_bdrv_co_copy_range_from(src, src_offset, dst, dst_offset, bytes,
read_flags, write_flags);
+ g_assert(qemu_in_main_thread());
return bdrv_co_copy_range_internal(src, src_offset, dst, dst_offset,
bytes, read_flags, write_flags, true);
}
@@ -3350,6 +3355,7 @@ int coroutine_fn bdrv_co_copy_range_to(BdrvChild *src, int64_t src_offset,
{
trace_bdrv_co_copy_range_to(src, src_offset, dst, dst_offset, bytes,
read_flags, write_flags);
+ g_assert(qemu_in_main_thread());
return bdrv_co_copy_range_internal(src, src_offset, dst, dst_offset,
bytes, read_flags, write_flags, false);
}
@@ -1865,6 +1865,8 @@ void mirror_start(const char *job_id, BlockDriverState *bs,
bool is_none_mode;
BlockDriverState *base;
+ g_assert(qemu_in_main_thread());
+
if ((mode == MIRROR_SYNC_MODE_INCREMENTAL) ||
(mode == MIRROR_SYNC_MODE_BITMAP)) {
error_setg(errp, "Sync mode '%s' not supported",
@@ -1890,6 +1892,8 @@ BlockJob *commit_active_start(const char *job_id, BlockDriverState *bs,
bool base_read_only;
BlockJob *job;
+ g_assert(qemu_in_main_thread());
+
base_read_only = bdrv_is_read_only(base);
if (base_read_only) {
@@ -56,6 +56,8 @@ BdrvDirtyBitmap *block_dirty_bitmap_lookup(const char *node,
BlockDriverState *bs;
BdrvDirtyBitmap *bitmap;
+ g_assert(qemu_in_main_thread());
+
if (!node) {
error_setg(errp, "Node cannot be NULL");
return NULL;
@@ -155,6 +157,8 @@ BdrvDirtyBitmap *block_dirty_bitmap_remove(const char *node, const char *name,
BdrvDirtyBitmap *bitmap;
AioContext *aio_context;
+ g_assert(qemu_in_main_thread());
+
bitmap = block_dirty_bitmap_lookup(node, name, &bs, errp);
if (!bitmap || !bs) {
return NULL;
@@ -261,6 +265,8 @@ BdrvDirtyBitmap *block_dirty_bitmap_merge(const char *node, const char *target,
BlockDirtyBitmapMergeSourceList *lst;
Error *local_err = NULL;
+ g_assert(qemu_in_main_thread());
+
dst = block_dirty_bitmap_lookup(node, target, &bs, errp);
if (!dst) {
return NULL;
@@ -216,6 +216,8 @@ void stream_start(const char *job_id, BlockDriverState *bs,
QDict *opts;
int ret;
+ g_assert(qemu_in_main_thread());
+
assert(!(base && bottom));
assert(!(backing_file_str && bottom));
@@ -70,6 +70,7 @@ QTAILQ_HEAD(, BlockDriverState) monitor_bdrv_states =
void bdrv_set_monitor_owned(BlockDriverState *bs)
{
+ g_assert(qemu_in_main_thread());
QTAILQ_INSERT_TAIL(&monitor_bdrv_states, bs, monitor_list);
}
@@ -662,6 +663,7 @@ BlockDriverState *bds_tree_init(QDict *bs_opts, Error **errp)
{
int bdrv_flags = 0;
+ g_assert(qemu_in_main_thread());
/* bdrv_open() defaults to the values in bdrv_flags (for compatibility
* with other callers) rather than what we want as the real defaults.
* Apply the defaults here instead. */
@@ -680,6 +682,7 @@ void blockdev_close_all_bdrv_states(void)
{
BlockDriverState *bs, *next_bs;
+ g_assert(qemu_in_main_thread());
QTAILQ_FOREACH_SAFE(bs, &monitor_bdrv_states, monitor_list, next_bs) {
AioContext *ctx = bdrv_get_aio_context(bs);
@@ -2333,6 +2336,8 @@ void qmp_transaction(TransactionActionList *dev_list,
BlkActionState *state, *next;
Error *local_err = NULL;
+ g_assert(qemu_in_main_thread());
+
QTAILQ_HEAD(, BlkActionState) snap_bdrv_states;
QTAILQ_INIT(&snap_bdrv_states);
@@ -3626,6 +3631,8 @@ void qmp_blockdev_del(const char *node_name, Error **errp)
AioContext *aio_context;
BlockDriverState *bs;
+ g_assert(qemu_in_main_thread());
+
bs = bdrv_find_node(node_name);
if (!bs) {
error_setg(errp, "Failed to find node with node-name='%s'", node_name);
Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com> --- block.c | 17 +++++++++++++++++ block/backup.c | 1 + block/block-backend.c | 3 +++ block/commit.c | 2 ++ block/dirty-bitmap.c | 2 ++ block/io.c | 6 ++++++ block/mirror.c | 4 ++++ block/monitor/bitmap-qmp-cmds.c | 6 ++++++ block/stream.c | 2 ++ blockdev.c | 7 +++++++ 10 files changed, 50 insertions(+)