@@ -1,7 +1,15 @@
/*
* Blockdev HMP commands
*
- * Copyright (c) 2004 Fabrice Bellard
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * later. See the COPYING file in the top-level directory.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
@@ -26,6 +34,7 @@
#include "hw/boards.h"
#include "sysemu/block-backend.h"
#include "sysemu/blockdev.h"
+#include "qapi/qapi-commands-block.h"
#include "qapi/qmp/qdict.h"
#include "qapi/error.h"
#include "qemu/config-file.h"
@@ -35,7 +44,6 @@
#include "block/block_int.h"
#include "block/block-hmp-cmds.h"
-
void hmp_drive_add(Monitor *mon, const QDict *qdict)
{
Error *err = NULL;
@@ -83,3 +91,99 @@ err:
blk_unref(blk);
}
}
+
+void hmp_drive_del(Monitor *mon, const QDict *qdict)
+{
+ const char *id = qdict_get_str(qdict, "id");
+ BlockBackend *blk;
+ BlockDriverState *bs;
+ AioContext *aio_context;
+ Error *local_err = NULL;
+
+ bs = bdrv_find_node(id);
+ if (bs) {
+ qmp_blockdev_del(id, &local_err);
+ if (local_err) {
+ error_report_err(local_err);
+ }
+ return;
+ }
+
+ blk = blk_by_name(id);
+ if (!blk) {
+ error_report("Device '%s' not found", id);
+ return;
+ }
+
+ if (!blk_legacy_dinfo(blk)) {
+ error_report("Deleting device added with blockdev-add"
+ " is not supported");
+ return;
+ }
+
+ aio_context = blk_get_aio_context(blk);
+ aio_context_acquire(aio_context);
+
+ bs = blk_bs(blk);
+ if (bs) {
+ if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_DRIVE_DEL, &local_err)) {
+ error_report_err(local_err);
+ aio_context_release(aio_context);
+ return;
+ }
+
+ blk_remove_bs(blk);
+ }
+
+ /* Make the BlockBackend and the attached BlockDriverState anonymous */
+ monitor_remove_blk(blk);
+
+ /*
+ * If this BlockBackend has a device attached to it, its refcount will be
+ * decremented when the device is removed; otherwise we have to do so here.
+ */
+ if (blk_get_attached_dev(blk)) {
+ /* Further I/O must not pause the guest */
+ blk_set_on_error(blk, BLOCKDEV_ON_ERROR_REPORT,
+ BLOCKDEV_ON_ERROR_REPORT);
+ } else {
+ blk_unref(blk);
+ }
+
+ aio_context_release(aio_context);
+}
+
+void hmp_commit(Monitor *mon, const QDict *qdict)
+{
+ const char *device = qdict_get_str(qdict, "device");
+ BlockBackend *blk;
+ int ret;
+
+ if (!strcmp(device, "all")) {
+ ret = blk_commit_all();
+ } else {
+ BlockDriverState *bs;
+ AioContext *aio_context;
+
+ blk = blk_by_name(device);
+ if (!blk) {
+ error_report("Device '%s' not found", device);
+ return;
+ }
+ if (!blk_is_available(blk)) {
+ error_report("Device '%s' has no medium", device);
+ return;
+ }
+
+ bs = blk_bs(blk);
+ aio_context = bdrv_get_aio_context(bs);
+ aio_context_acquire(aio_context);
+
+ ret = bdrv_commit(bs);
+
+ aio_context_release(aio_context);
+ }
+ if (ret < 0) {
+ error_report("'commit' error for '%s': %s", device, strerror(-ret));
+ }
+}
@@ -1039,41 +1039,6 @@ static BlockDriverState *qmp_get_root_bs(const char *name, Error **errp)
return bs;
}
-void hmp_commit(Monitor *mon, const QDict *qdict)
-{
- const char *device = qdict_get_str(qdict, "device");
- BlockBackend *blk;
- int ret;
-
- if (!strcmp(device, "all")) {
- ret = blk_commit_all();
- } else {
- BlockDriverState *bs;
- AioContext *aio_context;
-
- blk = blk_by_name(device);
- if (!blk) {
- error_report("Device '%s' not found", device);
- return;
- }
- if (!blk_is_available(blk)) {
- error_report("Device '%s' has no medium", device);
- return;
- }
-
- bs = blk_bs(blk);
- aio_context = bdrv_get_aio_context(bs);
- aio_context_acquire(aio_context);
-
- ret = bdrv_commit(bs);
-
- aio_context_release(aio_context);
- }
- if (ret < 0) {
- error_report("'commit' error for '%s': %s", device, strerror(-ret));
- }
-}
-
static void blockdev_do_action(TransactionAction *action, Error **errp)
{
TransactionActionList list;
@@ -2747,66 +2712,6 @@ BlockDirtyBitmapSha256 *qmp_x_debug_block_dirty_bitmap_sha256(const char *node,
return ret;
}
-void hmp_drive_del(Monitor *mon, const QDict *qdict)
-{
- const char *id = qdict_get_str(qdict, "id");
- BlockBackend *blk;
- BlockDriverState *bs;
- AioContext *aio_context;
- Error *local_err = NULL;
-
- bs = bdrv_find_node(id);
- if (bs) {
- qmp_blockdev_del(id, &local_err);
- if (local_err) {
- error_report_err(local_err);
- }
- return;
- }
-
- blk = blk_by_name(id);
- if (!blk) {
- error_report("Device '%s' not found", id);
- return;
- }
-
- if (!blk_legacy_dinfo(blk)) {
- error_report("Deleting device added with blockdev-add"
- " is not supported");
- return;
- }
-
- aio_context = blk_get_aio_context(blk);
- aio_context_acquire(aio_context);
-
- bs = blk_bs(blk);
- if (bs) {
- if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_DRIVE_DEL, &local_err)) {
- error_report_err(local_err);
- aio_context_release(aio_context);
- return;
- }
-
- blk_remove_bs(blk);
- }
-
- /* Make the BlockBackend and the attached BlockDriverState anonymous */
- monitor_remove_blk(blk);
-
- /* If this BlockBackend has a device attached to it, its refcount will be
- * decremented when the device is removed; otherwise we have to do so here.
- */
- if (blk_get_attached_dev(blk)) {
- /* Further I/O must not pause the guest */
- blk_set_on_error(blk, BLOCKDEV_ON_ERROR_REPORT,
- BLOCKDEV_ON_ERROR_REPORT);
- } else {
- blk_unref(blk);
- }
-
- aio_context_release(aio_context);
-}
-
void qmp_block_resize(bool has_device, const char *device,
bool has_node_name, const char *node_name,
int64_t size, Error **errp)
@@ -3814,6 +3719,7 @@ out:
aio_context_release(aio_context);
}
+
void hmp_drive_add_node(Monitor *mon, const char *optstr)
{
QemuOpts *opts;
@@ -1,6 +1,7 @@
/*
* HMP commands related to the block layer
*
+ * Copyright (c) 2003-2008 Fabrice Bellard
* Copyright (c) 2020 Red Hat, Inc.
*
* This work is licensed under the terms of the GNU GPL, version 2.
@@ -13,4 +14,7 @@
void hmp_drive_add(Monitor *mon, const QDict *qdict);
+void hmp_commit(Monitor *mon, const QDict *qdict);
+void hmp_drive_del(Monitor *mon, const QDict *qdict);
+
#endif
@@ -57,8 +57,4 @@ QemuOpts *drive_add(BlockInterfaceType type, int index, const char *file,
DriveInfo *drive_new(QemuOpts *arg, BlockInterfaceType block_default_type,
Error **errp);
-/* device-hotplug */
-
-void hmp_commit(Monitor *mon, const QDict *qdict);
-void hmp_drive_del(Monitor *mon, const QDict *qdict);
#endif