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[Qemu-block] [PATCH v3 10/14] block: Add bdrv_next_monitor_owned()
From: |
Max Reitz |
Subject: |
[Qemu-block] [PATCH v3 10/14] block: Add bdrv_next_monitor_owned() |
Date: |
Tue, 16 Feb 2016 19:08:22 +0100 |
Add a function for iterating over all monitor-owned BlockDriverStates so
the generic block layer can do so.
Signed-off-by: Max Reitz <address@hidden>
---
blockdev.c | 7 +++++++
include/block/block.h | 1 +
stubs/Makefile.objs | 1 +
stubs/bdrv-next-monitor-owned.c | 6 ++++++
4 files changed, 15 insertions(+)
create mode 100644 stubs/bdrv-next-monitor-owned.c
diff --git a/blockdev.c b/blockdev.c
index 6b929a9..6370490 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -722,6 +722,13 @@ void blockdev_close_all_bdrv_states(void)
}
}
+/* Iterates over the list of monitor-owned BlockDriverStates */
+BlockDriverState *bdrv_next_monitor_owned(BlockDriverState *bs)
+{
+ return bs ? QTAILQ_NEXT(bs, monitor_list)
+ : QTAILQ_FIRST(&monitor_bdrv_states);
+}
+
static void qemu_opt_rename(QemuOpts *opts, const char *from, const char *to,
Error **errp)
{
diff --git a/include/block/block.h b/include/block/block.h
index db9e0f5..bd27e6c 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -413,6 +413,7 @@ BlockDriverState *bdrv_lookup_bs(const char *device,
bool bdrv_chain_contains(BlockDriverState *top, BlockDriverState *base);
BlockDriverState *bdrv_next_node(BlockDriverState *bs);
BlockDriverState *bdrv_next(BlockDriverState *bs);
+BlockDriverState *bdrv_next_monitor_owned(BlockDriverState *bs);
int bdrv_is_encrypted(BlockDriverState *bs);
int bdrv_key_required(BlockDriverState *bs);
int bdrv_set_key(BlockDriverState *bs, const char *key);
diff --git a/stubs/Makefile.objs b/stubs/Makefile.objs
index 9d9f1d0..b6d1e65 100644
--- a/stubs/Makefile.objs
+++ b/stubs/Makefile.objs
@@ -1,4 +1,5 @@
stub-obj-y += arch-query-cpu-def.o
+stub-obj-y += bdrv-next-monitor-owned.o
stub-obj-y += blk-commit-all.o
stub-obj-y += blockdev-close-all-bdrv-states.o
stub-obj-y += clock-warp.o
diff --git a/stubs/bdrv-next-monitor-owned.c b/stubs/bdrv-next-monitor-owned.c
new file mode 100644
index 0000000..09028db
--- /dev/null
+++ b/stubs/bdrv-next-monitor-owned.c
@@ -0,0 +1,6 @@
+#include "block/block.h"
+
+BlockDriverState *bdrv_next_monitor_owned(BlockDriverState *bs)
+{
+ return NULL;
+}
--
2.7.1
- Re: [Qemu-block] [Qemu-devel] [PATCH v3 07/14] blockdev: Add list of monitor-owned BlockBackends, (continued)
- Re: [Qemu-block] [Qemu-devel] [PATCH v3 07/14] blockdev: Add list of monitor-owned BlockBackends, Max Reitz, 2016/02/22
- Re: [Qemu-block] [Qemu-devel] [PATCH v3 07/14] blockdev: Add list of monitor-owned BlockBackends, Markus Armbruster, 2016/02/23
- Re: [Qemu-block] [Qemu-devel] [PATCH v3 07/14] blockdev: Add list of monitor-owned BlockBackends, Max Reitz, 2016/02/23
- Re: [Qemu-block] [Qemu-devel] [PATCH v3 07/14] blockdev: Add list of monitor-owned BlockBackends, Kevin Wolf, 2016/02/23
- Re: [Qemu-block] [Qemu-devel] [PATCH v3 07/14] blockdev: Add list of monitor-owned BlockBackends, Markus Armbruster, 2016/02/24
- Re: [Qemu-block] [Qemu-devel] [PATCH v3 07/14] blockdev: Add list of monitor-owned BlockBackends, Kevin Wolf, 2016/02/24
- Re: [Qemu-block] [Qemu-devel] [PATCH v3 07/14] blockdev: Add list of monitor-owned BlockBackends, Max Reitz, 2016/02/24
[Qemu-block] [PATCH v3 09/14] block: Move some bdrv_*_all() functions to BB, Max Reitz, 2016/02/16
[Qemu-block] [PATCH v3 10/14] block: Add bdrv_next_monitor_owned(),
Max Reitz <=
[Qemu-block] [PATCH v3 12/14] block: Rewrite bdrv_next(), Max Reitz, 2016/02/16
[Qemu-block] [PATCH v3 11/14] block: Add blk_next_root_bs(), Max Reitz, 2016/02/16
[Qemu-block] [PATCH v3 13/14] block: Use bdrv_next() instead of bdrv_states, Max Reitz, 2016/02/16
[Qemu-block] [PATCH v3 14/14] block: Remove bdrv_states list, Max Reitz, 2016/02/16
Re: [Qemu-block] [PATCH v3 00/14] blockdev: Further BlockBackend work, Kevin Wolf, 2016/02/17