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-rw-r--r--block.c4
-rw-r--r--block/cow.c22
-rw-r--r--block/qcow.c18
-rw-r--r--block/qcow2.c6
-rw-r--r--block/raw-win32.c15
-rw-r--r--block/raw.c8
-rw-r--r--block/rbd.c10
-rw-r--r--block/vdi.c2
-rw-r--r--block/vmdk.c4
-rw-r--r--block/vpc.c8
-rw-r--r--block_int.h7
11 files changed, 59 insertions, 45 deletions
diff --git a/block.c b/block.c
index 5c30c9d..6521eaa 100644
--- a/block.c
+++ b/block.c
@@ -2793,8 +2793,8 @@ int coroutine_fn bdrv_co_flush(BlockDriverState *bs)
return 0;
} else if (!bs->drv) {
return 0;
- } else if (bs->drv->bdrv_co_flush) {
- return bs->drv->bdrv_co_flush(bs);
+ } else if (bs->drv->bdrv_co_flush_to_disk) {
+ return bs->drv->bdrv_co_flush_to_disk(bs);
} else if (bs->drv->bdrv_aio_flush) {
BlockDriverAIOCB *acb;
CoroutineIOCompletion co = {
diff --git a/block/cow.c b/block/cow.c
index 707c0aa..089d395 100644
--- a/block/cow.c
+++ b/block/cow.c
@@ -326,16 +326,18 @@ static QEMUOptionParameter cow_create_options[] = {
};
static BlockDriver bdrv_cow = {
- .format_name = "cow",
- .instance_size = sizeof(BDRVCowState),
- .bdrv_probe = cow_probe,
- .bdrv_open = cow_open,
- .bdrv_read = cow_co_read,
- .bdrv_write = cow_co_write,
- .bdrv_close = cow_close,
- .bdrv_create = cow_create,
- .bdrv_co_flush = cow_co_flush,
- .bdrv_is_allocated = cow_is_allocated,
+ .format_name = "cow",
+ .instance_size = sizeof(BDRVCowState),
+
+ .bdrv_probe = cow_probe,
+ .bdrv_open = cow_open,
+ .bdrv_close = cow_close,
+ .bdrv_create = cow_create,
+
+ .bdrv_read = cow_co_read,
+ .bdrv_write = cow_co_write,
+ .bdrv_co_flush_to_disk = cow_co_flush,
+ .bdrv_is_allocated = cow_is_allocated,
.create_options = cow_create_options,
};
diff --git a/block/qcow.c b/block/qcow.c
index 35e21eb..adecee0 100644
--- a/block/qcow.c
+++ b/block/qcow.c
@@ -828,14 +828,16 @@ static BlockDriver bdrv_qcow = {
.bdrv_open = qcow_open,
.bdrv_close = qcow_close,
.bdrv_create = qcow_create,
- .bdrv_is_allocated = qcow_is_allocated,
- .bdrv_set_key = qcow_set_key,
- .bdrv_make_empty = qcow_make_empty,
- .bdrv_co_readv = qcow_co_readv,
- .bdrv_co_writev = qcow_co_writev,
- .bdrv_co_flush = qcow_co_flush,
- .bdrv_write_compressed = qcow_write_compressed,
- .bdrv_get_info = qcow_get_info,
+
+ .bdrv_co_readv = qcow_co_readv,
+ .bdrv_co_writev = qcow_co_writev,
+ .bdrv_co_flush_to_disk = qcow_co_flush,
+ .bdrv_is_allocated = qcow_is_allocated,
+
+ .bdrv_set_key = qcow_set_key,
+ .bdrv_make_empty = qcow_make_empty,
+ .bdrv_write_compressed = qcow_write_compressed,
+ .bdrv_get_info = qcow_get_info,
.create_options = qcow_create_options,
};
diff --git a/block/qcow2.c b/block/qcow2.c
index ef057d3..f7f73fe 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -1243,9 +1243,9 @@ static BlockDriver bdrv_qcow2 = {
.bdrv_set_key = qcow2_set_key,
.bdrv_make_empty = qcow2_make_empty,
- .bdrv_co_readv = qcow2_co_readv,
- .bdrv_co_writev = qcow2_co_writev,
- .bdrv_co_flush = qcow2_co_flush,
+ .bdrv_co_readv = qcow2_co_readv,
+ .bdrv_co_writev = qcow2_co_writev,
+ .bdrv_co_flush_to_disk = qcow2_co_flush,
.bdrv_co_discard = qcow2_co_discard,
.bdrv_truncate = qcow2_truncate,
diff --git a/block/raw-win32.c b/block/raw-win32.c
index f5f73bc..e4b0b75 100644
--- a/block/raw-win32.c
+++ b/block/raw-win32.c
@@ -281,9 +281,11 @@ static BlockDriver bdrv_file = {
.bdrv_file_open = raw_open,
.bdrv_close = raw_close,
.bdrv_create = raw_create,
- .bdrv_co_flush = raw_flush,
- .bdrv_read = raw_read,
- .bdrv_write = raw_write,
+
+ .bdrv_read = raw_read,
+ .bdrv_write = raw_write,
+ .bdrv_co_flush_to_disk = raw_flush,
+
.bdrv_truncate = raw_truncate,
.bdrv_getlength = raw_getlength,
.bdrv_get_allocated_file_size
@@ -409,11 +411,12 @@ static BlockDriver bdrv_host_device = {
.bdrv_probe_device = hdev_probe_device,
.bdrv_file_open = hdev_open,
.bdrv_close = raw_close,
- .bdrv_co_flush = raw_flush,
.bdrv_has_zero_init = hdev_has_zero_init,
- .bdrv_read = raw_read,
- .bdrv_write = raw_write,
+ .bdrv_read = raw_read,
+ .bdrv_write = raw_write,
+ .bdrv_co_flush_to_disk = raw_flush,
+
.bdrv_getlength = raw_getlength,
.bdrv_get_allocated_file_size
= raw_get_allocated_file_size,
diff --git a/block/raw.c b/block/raw.c
index 33cc471..6098070 100644
--- a/block/raw.c
+++ b/block/raw.c
@@ -111,10 +111,10 @@ static BlockDriver bdrv_raw = {
.bdrv_open = raw_open,
.bdrv_close = raw_close,
- .bdrv_co_readv = raw_co_readv,
- .bdrv_co_writev = raw_co_writev,
- .bdrv_co_flush = raw_co_flush,
- .bdrv_co_discard = raw_co_discard,
+ .bdrv_co_readv = raw_co_readv,
+ .bdrv_co_writev = raw_co_writev,
+ .bdrv_co_flush_to_disk = raw_co_flush,
+ .bdrv_co_discard = raw_co_discard,
.bdrv_probe = raw_probe,
.bdrv_getlength = raw_getlength,
diff --git a/block/rbd.c b/block/rbd.c
index c684e0c..9088c52 100644
--- a/block/rbd.c
+++ b/block/rbd.c
@@ -851,18 +851,18 @@ static BlockDriver bdrv_rbd = {
.bdrv_file_open = qemu_rbd_open,
.bdrv_close = qemu_rbd_close,
.bdrv_create = qemu_rbd_create,
- .bdrv_co_flush = qemu_rbd_co_flush,
.bdrv_get_info = qemu_rbd_getinfo,
.create_options = qemu_rbd_create_options,
.bdrv_getlength = qemu_rbd_getlength,
.bdrv_truncate = qemu_rbd_truncate,
.protocol_name = "rbd",
- .bdrv_aio_readv = qemu_rbd_aio_readv,
- .bdrv_aio_writev = qemu_rbd_aio_writev,
+ .bdrv_aio_readv = qemu_rbd_aio_readv,
+ .bdrv_aio_writev = qemu_rbd_aio_writev,
+ .bdrv_co_flush_to_disk = qemu_rbd_co_flush,
- .bdrv_snapshot_create = qemu_rbd_snap_create,
- .bdrv_snapshot_list = qemu_rbd_snap_list,
+ .bdrv_snapshot_create = qemu_rbd_snap_create,
+ .bdrv_snapshot_list = qemu_rbd_snap_list,
};
static void bdrv_rbd_init(void)
diff --git a/block/vdi.c b/block/vdi.c
index 523a640..684a4a8 100644
--- a/block/vdi.c
+++ b/block/vdi.c
@@ -980,7 +980,7 @@ static BlockDriver bdrv_vdi = {
.bdrv_open = vdi_open,
.bdrv_close = vdi_close,
.bdrv_create = vdi_create,
- .bdrv_co_flush = vdi_co_flush,
+ .bdrv_co_flush_to_disk = vdi_co_flush,
.bdrv_is_allocated = vdi_is_allocated,
.bdrv_make_empty = vdi_make_empty,
diff --git a/block/vmdk.c b/block/vmdk.c
index 985006e..e53a2f0 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -1581,8 +1581,8 @@ static BlockDriver bdrv_vmdk = {
.bdrv_write = vmdk_co_write,
.bdrv_close = vmdk_close,
.bdrv_create = vmdk_create,
- .bdrv_co_flush = vmdk_co_flush,
- .bdrv_is_allocated = vmdk_is_allocated,
+ .bdrv_co_flush_to_disk = vmdk_co_flush,
+ .bdrv_is_allocated = vmdk_is_allocated,
.bdrv_get_allocated_file_size = vmdk_get_allocated_file_size,
.create_options = vmdk_create_options,
diff --git a/block/vpc.c b/block/vpc.c
index 54633b6..39a3247 100644
--- a/block/vpc.c
+++ b/block/vpc.c
@@ -665,14 +665,16 @@ static QEMUOptionParameter vpc_create_options[] = {
static BlockDriver bdrv_vpc = {
.format_name = "vpc",
.instance_size = sizeof(BDRVVPCState),
+
.bdrv_probe = vpc_probe,
.bdrv_open = vpc_open,
- .bdrv_read = vpc_co_read,
- .bdrv_write = vpc_co_write,
- .bdrv_co_flush = vpc_co_flush,
.bdrv_close = vpc_close,
.bdrv_create = vpc_create,
+ .bdrv_read = vpc_co_read,
+ .bdrv_write = vpc_co_write,
+ .bdrv_co_flush_to_disk = vpc_co_flush,
+
.create_options = vpc_create_options,
};
diff --git a/block_int.h b/block_int.h
index f4547f6..5aadc1f 100644
--- a/block_int.h
+++ b/block_int.h
@@ -84,10 +84,15 @@ struct BlockDriver {
int64_t sector_num, int nb_sectors, QEMUIOVector *qiov);
int coroutine_fn (*bdrv_co_writev)(BlockDriverState *bs,
int64_t sector_num, int nb_sectors, QEMUIOVector *qiov);
- int coroutine_fn (*bdrv_co_flush)(BlockDriverState *bs);
int coroutine_fn (*bdrv_co_discard)(BlockDriverState *bs,
int64_t sector_num, int nb_sectors);
+ /*
+ * Flushes all data that was already written to the OS all the way down to
+ * the disk (for example raw-posix calls fsync()).
+ */
+ int coroutine_fn (*bdrv_co_flush_to_disk)(BlockDriverState *bs);
+
int (*bdrv_aio_multiwrite)(BlockDriverState *bs, BlockRequest *reqs,
int num_reqs);
int (*bdrv_merge_requests)(BlockDriverState *bs, BlockRequest* a,