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[Qemu-devel] [PATCH v4 13/17] block: Add bdrv_next_monitor_owned()
From: |
Max Reitz |
Subject: |
[Qemu-devel] [PATCH v4 13/17] block: Add bdrv_next_monitor_owned() |
Date: |
Wed, 16 Mar 2016 19:54:41 +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 | 8 ++++++++
4 files changed, 17 insertions(+)
create mode 100644 stubs/bdrv-next-monitor-owned.c
diff --git a/blockdev.c b/blockdev.c
index b6d2444..a5df7e7 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -723,6 +723,13 @@ 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 ea5be0f..09272c3 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -412,6 +412,7 @@ 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..2acf6c3
--- /dev/null
+++ b/stubs/bdrv-next-monitor-owned.c
@@ -0,0 +1,8 @@
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "block/block.h"
+
+BlockDriverState *bdrv_next_monitor_owned(BlockDriverState *bs)
+{
+ return NULL;
+}
--
2.7.3
- [Qemu-devel] [PATCH v4 00/17] blockdev: Further BlockBackend work, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 01/17] monitor: Use BB list for BB name completion, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 03/17] block: Add blk_commit_all(), Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 02/17] block: Use blk_next() in block-backend.c, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 06/17] block: Drop BB name from bad option error, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 04/17] block: Use blk_{commit, flush}_all() consistently, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 07/17] blockdev: Rename blk_backends, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 08/17] blockdev: Add list of all BlockBackends, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 09/17] blockdev: Separate BB name management, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 05/17] qapi: Drop QERR_UNKNOWN_BLOCK_FORMAT_FEATURE, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 13/17] block: Add bdrv_next_monitor_owned(),
Max Reitz <=
- [Qemu-devel] [PATCH v4 10/17] blockdev: Split monitor reference from BB creation, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 11/17] blockdev: Remove blk_hide_on_behalf_of_hmp_drive_del(), Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 14/17] block: Add blk_next_root_bs(), Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 12/17] block: Move some bdrv_*_all() functions to BB, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 15/17] block: Rewrite bdrv_next(), Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 16/17] block: Use bdrv_next() instead of bdrv_states, Max Reitz, 2016/03/16
- [Qemu-devel] [PATCH v4 17/17] block: Remove bdrv_states list, Max Reitz, 2016/03/16
- Re: [Qemu-devel] [PATCH v4 00/17] blockdev: Further BlockBackend work, Kevin Wolf, 2016/03/17