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-rw-r--r--block.c28
-rw-r--r--block/qcow2.c22
-rw-r--r--block/qed.c21
-rw-r--r--block/quorum.c9
-rw-r--r--include/block/block.h4
-rw-r--r--include/block/block_int.h2
-rw-r--r--migration.c8
7 files changed, 76 insertions, 18 deletions
diff --git a/block.c b/block.c
index 53f5b44fbb..acb70fde3d 100644
--- a/block.c
+++ b/block.c
@@ -4781,27 +4781,43 @@ flush_parent:
return bdrv_co_flush(bs->file);
}
-void bdrv_invalidate_cache(BlockDriverState *bs)
+void bdrv_invalidate_cache(BlockDriverState *bs, Error **errp)
{
+ Error *local_err = NULL;
+ int ret;
+
if (!bs->drv) {
return;
}
if (bs->drv->bdrv_invalidate_cache) {
- bs->drv->bdrv_invalidate_cache(bs);
+ bs->drv->bdrv_invalidate_cache(bs, &local_err);
} else if (bs->file) {
- bdrv_invalidate_cache(bs->file);
+ bdrv_invalidate_cache(bs->file, &local_err);
+ }
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
}
- refresh_total_sectors(bs, bs->total_sectors);
+ ret = refresh_total_sectors(bs, bs->total_sectors);
+ if (ret < 0) {
+ error_setg_errno(errp, -ret, "Could not refresh total sector count");
+ return;
+ }
}
-void bdrv_invalidate_cache_all(void)
+void bdrv_invalidate_cache_all(Error **errp)
{
BlockDriverState *bs;
+ Error *local_err = NULL;
QTAILQ_FOREACH(bs, &bdrv_states, device_list) {
- bdrv_invalidate_cache(bs);
+ bdrv_invalidate_cache(bs, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
}
}
diff --git a/block/qcow2.c b/block/qcow2.c
index 945c9d6334..b9dc960bd1 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -1156,7 +1156,7 @@ static void qcow2_close(BlockDriverState *bs)
qcow2_free_snapshots(bs);
}
-static void qcow2_invalidate_cache(BlockDriverState *bs)
+static void qcow2_invalidate_cache(BlockDriverState *bs, Error **errp)
{
BDRVQcowState *s = bs->opaque;
int flags = s->flags;
@@ -1164,6 +1164,8 @@ static void qcow2_invalidate_cache(BlockDriverState *bs)
AES_KEY aes_decrypt_key;
uint32_t crypt_method = 0;
QDict *options;
+ Error *local_err = NULL;
+ int ret;
/*
* Backing files are read-only which makes all of their metadata immutable,
@@ -1178,11 +1180,25 @@ static void qcow2_invalidate_cache(BlockDriverState *bs)
qcow2_close(bs);
- bdrv_invalidate_cache(bs->file);
+ bdrv_invalidate_cache(bs->file, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
memset(s, 0, sizeof(BDRVQcowState));
options = qdict_clone_shallow(bs->options);
- qcow2_open(bs, options, flags, NULL);
+
+ ret = qcow2_open(bs, options, flags, &local_err);
+ if (local_err) {
+ error_setg(errp, "Could not reopen qcow2 layer: %s",
+ error_get_pretty(local_err));
+ error_free(local_err);
+ return;
+ } else if (ret < 0) {
+ error_setg_errno(errp, -ret, "Could not reopen qcow2 layer");
+ return;
+ }
QDECREF(options);
diff --git a/block/qed.c b/block/qed.c
index 837accd39b..3bd9db9c85 100644
--- a/block/qed.c
+++ b/block/qed.c
@@ -1558,16 +1558,31 @@ static int bdrv_qed_change_backing_file(BlockDriverState *bs,
return ret;
}
-static void bdrv_qed_invalidate_cache(BlockDriverState *bs)
+static void bdrv_qed_invalidate_cache(BlockDriverState *bs, Error **errp)
{
BDRVQEDState *s = bs->opaque;
+ Error *local_err = NULL;
+ int ret;
bdrv_qed_close(bs);
- bdrv_invalidate_cache(bs->file);
+ bdrv_invalidate_cache(bs->file, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
memset(s, 0, sizeof(BDRVQEDState));
- bdrv_qed_open(bs, NULL, bs->open_flags, NULL);
+ ret = bdrv_qed_open(bs, NULL, bs->open_flags, &local_err);
+ if (local_err) {
+ error_setg(errp, "Could not reopen qed layer: %s",
+ error_get_pretty(local_err));
+ error_free(local_err);
+ return;
+ } else if (ret < 0) {
+ error_setg_errno(errp, -ret, "Could not reopen qed layer");
+ return;
+ }
}
static int bdrv_qed_check(BlockDriverState *bs, BdrvCheckResult *result,
diff --git a/block/quorum.c b/block/quorum.c
index 33bf2ae6a7..7f580a83b5 100644
--- a/block/quorum.c
+++ b/block/quorum.c
@@ -625,13 +625,18 @@ static int64_t quorum_getlength(BlockDriverState *bs)
return result;
}
-static void quorum_invalidate_cache(BlockDriverState *bs)
+static void quorum_invalidate_cache(BlockDriverState *bs, Error **errp)
{
BDRVQuorumState *s = bs->opaque;
+ Error *local_err = NULL;
int i;
for (i = 0; i < s->num_children; i++) {
- bdrv_invalidate_cache(s->bs[i]);
+ bdrv_invalidate_cache(s->bs[i], &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
}
}
diff --git a/include/block/block.h b/include/block/block.h
index bd34d14109..1ed55d839a 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -329,8 +329,8 @@ BlockDriverAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
BlockDriverCompletionFunc *cb, void *opaque);
/* Invalidate any cached metadata used by image formats */
-void bdrv_invalidate_cache(BlockDriverState *bs);
-void bdrv_invalidate_cache_all(void);
+void bdrv_invalidate_cache(BlockDriverState *bs, Error **errp);
+void bdrv_invalidate_cache_all(Error **errp);
void bdrv_clear_incoming_migration_all(void);
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 4fc5ea8a65..cd5bc7308a 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -153,7 +153,7 @@ struct BlockDriver {
/*
* Invalidate any cached meta-data.
*/
- void (*bdrv_invalidate_cache)(BlockDriverState *bs);
+ void (*bdrv_invalidate_cache)(BlockDriverState *bs, Error **errp);
/*
* Flushes all data that was already written to the OS all the way down to
diff --git a/migration.c b/migration.c
index 00f465ea46..e0e24d42c7 100644
--- a/migration.c
+++ b/migration.c
@@ -101,6 +101,7 @@ void qemu_start_incoming_migration(const char *uri, Error **errp)
static void process_incoming_migration_co(void *opaque)
{
QEMUFile *f = opaque;
+ Error *local_err = NULL;
int ret;
ret = qemu_loadvm_state(f);
@@ -115,7 +116,12 @@ static void process_incoming_migration_co(void *opaque)
bdrv_clear_incoming_migration_all();
/* Make sure all file formats flush their mutable metadata */
- bdrv_invalidate_cache_all();
+ bdrv_invalidate_cache_all(&local_err);
+ if (local_err) {
+ qerror_report_err(local_err);
+ error_free(local_err);
+ exit(EXIT_FAILURE);
+ }
if (autostart) {
vm_start();
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-15 11:48:55 +0000