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-rw-r--r--blockdev-nbd.c15
-rw-r--r--include/block/nbd.h7
-rw-r--r--nbd.c11
-rw-r--r--qemu-nbd.c2
4 files changed, 18 insertions, 17 deletions
diff --git a/blockdev-nbd.c b/blockdev-nbd.c
index 06f901ef6f..22e95d17ee 100644
--- a/blockdev-nbd.c
+++ b/blockdev-nbd.c
@@ -10,6 +10,7 @@
*/
#include "sysemu/blockdev.h"
+#include "sysemu/block-backend.h"
#include "hw/block/block.h"
#include "monitor/monitor.h"
#include "qapi/qmp/qerror.h"
@@ -73,7 +74,7 @@ static void nbd_close_notifier(Notifier *n, void *data)
void qmp_nbd_server_add(const char *device, bool has_writable, bool writable,
Error **errp)
{
- BlockDriverState *bs;
+ BlockBackend *blk;
NBDExport *exp;
NBDCloseNotifier *n;
@@ -87,12 +88,12 @@ void qmp_nbd_server_add(const char *device, bool has_writable, bool writable,
return;
}
- bs = bdrv_find(device);
- if (!bs) {
+ blk = blk_by_name(device);
+ if (!blk) {
error_set(errp, QERR_DEVICE_NOT_FOUND, device);
return;
}
- if (!bdrv_is_inserted(bs)) {
+ if (!blk_is_inserted(blk)) {
error_set(errp, QERR_DEVICE_HAS_NO_MEDIUM, device);
return;
}
@@ -100,18 +101,18 @@ void qmp_nbd_server_add(const char *device, bool has_writable, bool writable,
if (!has_writable) {
writable = false;
}
- if (bdrv_is_read_only(bs)) {
+ if (blk_is_read_only(blk)) {
writable = false;
}
- exp = nbd_export_new(bs, 0, -1, writable ? 0 : NBD_FLAG_READ_ONLY, NULL);
+ exp = nbd_export_new(blk, 0, -1, writable ? 0 : NBD_FLAG_READ_ONLY, NULL);
nbd_export_set_name(exp, device);
n = g_new0(NBDCloseNotifier, 1);
n->n.notify = nbd_close_notifier;
n->exp = exp;
- bdrv_add_close_notifier(bs, &n->n);
+ blk_add_close_notifier(blk, &n->n);
QTAILQ_INSERT_TAIL(&close_notifiers, n, next);
}
diff --git a/include/block/nbd.h b/include/block/nbd.h
index 9e835d2cbb..348302c90b 100644
--- a/include/block/nbd.h
+++ b/include/block/nbd.h
@@ -85,14 +85,13 @@ int nbd_disconnect(int fd);
typedef struct NBDExport NBDExport;
typedef struct NBDClient NBDClient;
-NBDExport *nbd_export_new(BlockDriverState *bs, off_t dev_offset,
- off_t size, uint32_t nbdflags,
- void (*close)(NBDExport *));
+NBDExport *nbd_export_new(BlockBackend *blk, off_t dev_offset, off_t size,
+ uint32_t nbdflags, void (*close)(NBDExport *));
void nbd_export_close(NBDExport *exp);
void nbd_export_get(NBDExport *exp);
void nbd_export_put(NBDExport *exp);
-BlockDriverState *nbd_export_get_blockdev(NBDExport *exp);
+BlockBackend *nbd_export_get_blockdev(NBDExport *exp);
NBDExport *nbd_export_find(const char *name);
void nbd_export_set_name(NBDExport *exp, const char *name);
diff --git a/nbd.c b/nbd.c
index a7bce45117..3fd57433b9 100644
--- a/nbd.c
+++ b/nbd.c
@@ -19,6 +19,7 @@
#include "block/nbd.h"
#include "block/block.h"
#include "block/block_int.h"
+#include "sysemu/block-backend.h"
#include "block/coroutine.h"
@@ -957,10 +958,10 @@ static void bs_aio_detach(void *opaque)
exp->ctx = NULL;
}
-NBDExport *nbd_export_new(BlockDriverState *bs, off_t dev_offset,
- off_t size, uint32_t nbdflags,
- void (*close)(NBDExport *))
+NBDExport *nbd_export_new(BlockBackend *blk, off_t dev_offset, off_t size,
+ uint32_t nbdflags, void (*close)(NBDExport *))
{
+ BlockDriverState *bs = blk_bs(blk);
NBDExport *exp = g_malloc0(sizeof(NBDExport));
exp->refcount = 1;
QTAILQ_INIT(&exp->clients);
@@ -1056,9 +1057,9 @@ void nbd_export_put(NBDExport *exp)
}
}
-BlockDriverState *nbd_export_get_blockdev(NBDExport *exp)
+BlockBackend *nbd_export_get_blockdev(NBDExport *exp)
{
- return exp->bs;
+ return exp->bs->blk;
}
void nbd_export_close_all(void)
diff --git a/qemu-nbd.c b/qemu-nbd.c
index 5cd6c6d187..60ce50f987 100644
--- a/qemu-nbd.c
+++ b/qemu-nbd.c
@@ -730,7 +730,7 @@ int main(int argc, char **argv)
}
}
- exp = nbd_export_new(bs, dev_offset, fd_size, nbdflags, nbd_export_closed);
+ exp = nbd_export_new(blk, dev_offset, fd_size, nbdflags, nbd_export_closed);
if (sockpath) {
fd = unix_socket_incoming(sockpath);