diff options
author | Max Reitz <mreitz@redhat.com> | 2016-03-16 19:54:41 +0100 |
---|---|---|
committer | Kevin Wolf <kwolf@redhat.com> | 2016-03-17 15:47:56 +0100 |
commit | 262b4e8f74dfd5ea9159aa98dcd705158b12e8ed (patch) | |
tree | 3cb4849b6f28addcc3754537f6c65e5928d64e63 | |
parent | fe1a9cbc339bb54d20f1ca4c1e8788d16944d5cf (diff) | |
download | qemu-262b4e8f74dfd5ea9159aa98dcd705158b12e8ed.zip qemu-262b4e8f74dfd5ea9159aa98dcd705158b12e8ed.tar.gz qemu-262b4e8f74dfd5ea9159aa98dcd705158b12e8ed.tar.bz2 |
block: Add bdrv_next_monitor_owned()
Add a function for iterating over all monitor-owned BlockDriverStates so
the generic block layer can do so.
Signed-off-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
-rw-r--r-- | blockdev.c | 7 | ||||
-rw-r--r-- | include/block/block.h | 1 | ||||
-rw-r--r-- | stubs/Makefile.objs | 1 | ||||
-rw-r--r-- | stubs/bdrv-next-monitor-owned.c | 8 |
4 files changed, 17 insertions, 0 deletions
@@ -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; +} |