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[Qemu-devel] [PATCH 39/50] blockdev: Add blockdev-close-tray
From: |
Max Reitz |
Subject: |
[Qemu-devel] [PATCH 39/50] blockdev: Add blockdev-close-tray |
Date: |
Mon, 26 Jan 2015 11:03:13 -0500 |
Signed-off-by: Max Reitz <address@hidden>
---
blockdev.c | 22 ++++++++++++++++++++++
qapi/block-core.json | 14 ++++++++++++++
qmp-commands.hx | 33 +++++++++++++++++++++++++++++++++
3 files changed, 69 insertions(+)
diff --git a/blockdev.c b/blockdev.c
index a0b9f17..d6a3fdf 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -2041,6 +2041,28 @@ out:
}
}
+void qmp_blockdev_close_tray(const char *device, Error **errp)
+{
+ BlockBackend *blk;
+
+ blk = blk_by_name(device);
+ if (!blk) {
+ error_set(errp, QERR_DEVICE_NOT_FOUND, device);
+ return;
+ }
+
+ if (!blk_dev_has_removable_media(blk)) {
+ error_setg(errp, "Device '%s' is not removable", device);
+ return;
+ }
+
+ if (!blk_dev_is_tray_open(blk)) {
+ return;
+ }
+
+ blk_dev_change_media_cb(blk, true);
+}
+
/* throttling disk I/O limits */
void qmp_block_set_io_throttle(const char *device, int64_t bps, int64_t bps_rd,
int64_t bps_wr,
diff --git a/qapi/block-core.json b/qapi/block-core.json
index 029f08b..802734a 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -1739,6 +1739,20 @@
'data': { 'device': 'str',
'*force': 'bool' } }
+##
+# @blockdev-close-tray:
+#
+# Closes a block device's tray. If there is a block driver state tree
associated
+# with the block device (which is currently ejected), that tree will be loaded
+# as the medium.
+#
+# @device: block device name
+#
+# Since: 2.3
+##
+{ 'command': 'blockdev-close-tray',
+ 'data': { 'device': 'str' } }
+
##
# @BlockErrorAction
diff --git a/qmp-commands.hx b/qmp-commands.hx
index cfa1b98..5927507 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -3678,6 +3678,39 @@ Example (1):
EQMP
{
+ .name = "blockdev-close-tray",
+ .args_type = "device:s",
+ .mhandler.cmd_new = qmp_marshal_input_blockdev_close_tray,
+ },
+
+SQMP
+blockdev-close-tray
+-------------------
+
+Closes a block device's tray. If there is a block driver state tree associated
+with the block device (which is currently ejected), that tree will be loaded as
+the medium.
+
+Arguments:
+
+- "device": block device name (json-string)
+
+Example (1):
+
+-> { "execute": "blockdev-close-tray",
+ "arguments": { "device": "ide1-cd0" } }
+
+<- { "timestamp": { "seconds": 1418751345,
+ "microseconds": 272147 },
+ "event": "DEVICE_TRAY_MOVED",
+ "data": { "device": "ide1-cd0",
+ "tray-open": false } }
+
+<- { "return": {} }
+
+EQMP
+
+ {
.name = "query-named-block-nodes",
.args_type = "",
.mhandler.cmd_new = qmp_marshal_input_query_named_block_nodes,
--
2.1.0
- [Qemu-devel] [PATCH 26/50] blockdev: Check BB validity in drive-backup, (continued)
- [Qemu-devel] [PATCH 26/50] blockdev: Check BB validity in drive-backup, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 32/50] blockdev: Check BB validity in eject and change, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 31/50] block: Add blk_insert_bs(), Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 33/50] blockdev: Respect NULL BDS in do_drive_del(), Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 30/50] blockdev: Check BB validity in change-backing-file, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 37/50] block: Add blk_remove_bs(), Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 36/50] blockdev: Allow more options for BB-less BDS tree, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 35/50] blockdev: Pull out blockdev option extraction, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 43/50] blockdev: Implement change with basic operations, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 44/50] block: Inquire tray state before tray-moved events, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 39/50] blockdev: Add blockdev-close-tray,
Max Reitz <=
- [Qemu-devel] [PATCH 38/50] blockdev: Add blockdev-open-tray, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 40/50] blockdev: Add blockdev-remove-medium, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 49/50] iotests: More options for VM.add_drive(), Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 42/50] blockdev: Implement eject with basic operations, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 45/50] qmp: Introduce blockdev-change-medium, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 41/50] blockdev: Add blockdev-insert-medium, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 46/50] hmp: Use blockdev-change-medium for change command, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 47/50] blockdev: Add read-only option to blockdev-change-medium, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 50/50] iotests: Add test for change-related QMP commands, Max Reitz, 2015/01/26
- [Qemu-devel] [PATCH 48/50] hmp: Add read-only option to change command, Max Reitz, 2015/01/26