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[PATCH v3 20/25] block_int-common.h: assertion in the callers of BlockDr
From: |
Emanuele Giuseppe Esposito |
Subject: |
[PATCH v3 20/25] block_int-common.h: assertion in the callers of BlockDriver function pointers |
Date: |
Tue, 12 Oct 2021 04:49:01 -0400 |
Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
---
block.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/block.c b/block.c
index 94bff5c757..40c4729b8d 100644
--- a/block.c
+++ b/block.c
@@ -1074,6 +1074,7 @@ int refresh_total_sectors(BlockDriverState *bs, int64_t
hint)
static void bdrv_join_options(BlockDriverState *bs, QDict *options,
QDict *old_options)
{
+ assert(qemu_in_main_thread());
if (bs->drv && bs->drv->bdrv_join_options) {
bs->drv->bdrv_join_options(options, old_options);
} else {
@@ -1566,6 +1567,7 @@ static int bdrv_open_driver(BlockDriverState *bs,
BlockDriver *drv,
{
Error *local_err = NULL;
int i, ret;
+ assert(qemu_in_main_thread());
bdrv_assign_node_name(bs, node_name, &local_err);
if (local_err) {
@@ -1955,6 +1957,8 @@ static int bdrv_fill_options(QDict **options, const char
*filename,
BlockDriver *drv = NULL;
Error *local_err = NULL;
+ assert(qemu_in_main_thread());
+
/*
* Caution: while qdict_get_try_str() is fine, getting non-string
* types would require more care. When @options come from
@@ -2148,6 +2152,7 @@ static void bdrv_child_perm(BlockDriverState *bs,
BlockDriverState *child_bs,
uint64_t *nperm, uint64_t *nshared)
{
assert(bs->drv && bs->drv->bdrv_child_perm);
+ assert(qemu_in_main_thread());
bs->drv->bdrv_child_perm(bs, c, role, reopen_queue,
parent_perm, parent_shared,
nperm, nshared);
@@ -2231,6 +2236,7 @@ static void bdrv_drv_set_perm_commit(void *opaque)
{
BlockDriverState *bs = opaque;
uint64_t cumulative_perms, cumulative_shared_perms;
+ assert(qemu_in_main_thread());
if (bs->drv->bdrv_set_perm) {
bdrv_get_cumulative_perm(bs, &cumulative_perms,
@@ -2242,6 +2248,7 @@ static void bdrv_drv_set_perm_commit(void *opaque)
static void bdrv_drv_set_perm_abort(void *opaque)
{
BlockDriverState *bs = opaque;
+ assert(qemu_in_main_thread());
if (bs->drv->bdrv_abort_perm_update) {
bs->drv->bdrv_abort_perm_update(bs);
@@ -2257,6 +2264,7 @@ static int bdrv_drv_set_perm(BlockDriverState *bs,
uint64_t perm,
uint64_t shared_perm, Transaction *tran,
Error **errp)
{
+ assert(qemu_in_main_thread());
if (!bs->drv) {
return 0;
}
@@ -4221,6 +4229,7 @@ int bdrv_reopen_multiple(BlockReopenQueue *bs_queue,
Error **errp)
assert(qemu_get_current_aio_context() == qemu_get_aio_context());
assert(bs_queue != NULL);
+ assert(qemu_in_main_thread());
QTAILQ_FOREACH(bs_entry, bs_queue, entry) {
ctx = bdrv_get_aio_context(bs_entry->state.bs);
@@ -4484,6 +4493,7 @@ static int bdrv_reopen_prepare(BDRVReopenState
*reopen_state,
assert(reopen_state != NULL);
assert(reopen_state->bs->drv != NULL);
+ assert(qemu_in_main_thread());
drv = reopen_state->bs->drv;
/* This function and each driver's bdrv_reopen_prepare() remove
@@ -4694,6 +4704,7 @@ static void bdrv_reopen_commit(BDRVReopenState
*reopen_state)
bs = reopen_state->bs;
drv = bs->drv;
assert(drv != NULL);
+ assert(qemu_in_main_thread());
/* If there are any driver level actions to take */
if (drv->bdrv_reopen_commit) {
@@ -4735,6 +4746,7 @@ static void bdrv_reopen_abort(BDRVReopenState
*reopen_state)
assert(reopen_state != NULL);
drv = reopen_state->bs->drv;
assert(drv != NULL);
+ assert(qemu_in_main_thread());
if (drv->bdrv_reopen_abort) {
drv->bdrv_reopen_abort(reopen_state);
@@ -4748,6 +4760,7 @@ static void bdrv_close(BlockDriverState *bs)
BdrvChild *child, *next;
assert(!bs->refcnt);
+ assert(qemu_in_main_thread());
bdrv_drained_begin(bs); /* complete I/O */
bdrv_flush(bs);
@@ -6499,6 +6512,8 @@ static int bdrv_inactivate_recurse(BlockDriverState *bs)
int ret;
uint64_t cumulative_perms, cumulative_shared_perms;
+ assert(qemu_in_main_thread());
+
if (!bs->drv) {
return -ENOMEDIUM;
}
@@ -7007,6 +7022,7 @@ static void bdrv_detach_aio_context(BlockDriverState *bs)
BdrvAioNotifier *baf, *baf_tmp;
assert(!bs->walking_aio_notifiers);
+ assert(qemu_in_main_thread());
bs->walking_aio_notifiers = true;
QLIST_FOREACH_SAFE(baf, &bs->aio_notifiers, list, baf_tmp) {
if (baf->deleted) {
@@ -7034,6 +7050,7 @@ static void bdrv_attach_aio_context(BlockDriverState *bs,
AioContext *new_context)
{
BdrvAioNotifier *ban, *ban_tmp;
+ assert(qemu_in_main_thread());
if (bs->quiesce_counter) {
aio_disable_external(new_context);
--
2.27.0
- Re: [PATCH v3 13/25] include/sysemu/blockdev.h: move drive_add and inline drive_def, (continued)
- [PATCH v3 12/25] assertions for blockob.h global state API, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 21/25] block_int-common.h: split function pointers in BdrvChildClass, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 14/25] include/systemu/blockdev.h: global state API, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 19/25] block_int-common.h: split function pointers in BlockDriver, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 17/25] block/copy-before-write.h: global state API + assertions, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 15/25] assertions for blockdev.h global state API, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 16/25] include/block/snapshot: global state API + assertions, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 20/25] block_int-common.h: assertion in the callers of BlockDriver function pointers,
Emanuele Giuseppe Esposito <=
- [PATCH v3 18/25] block/coroutines: I/O API, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 22/25] block_int-common.h: assertions in the callers of BdrvChildClass function pointers, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 23/25] block-backend-common.h: split function pointers in BlockDevOps, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 24/25] job.h: split function pointers in JobDriver, Emanuele Giuseppe Esposito, 2021/10/12
- [PATCH v3 25/25] job.h: assertions in the callers of JobDriver funcion pointers, Emanuele Giuseppe Esposito, 2021/10/12