diff options
| -rw-r--r-- | Makefile.objs | 4 | ||||
| -rw-r--r-- | block.c | 9 | ||||
| -rw-r--r-- | block.h | 1 | ||||
| -rw-r--r-- | block_int.h | 2 |
4 files changed, 14 insertions, 2 deletions
diff --git a/Makefile.objs b/Makefile.objs index 3f16d67dac..ca67885778 100644 --- a/Makefile.objs +++ b/Makefile.objs @@ -43,7 +43,7 @@ coroutine-obj-$(CONFIG_WIN32) += coroutine-win32.o block-obj-y = cutils.o iov.o cache-utils.o qemu-option.o module.o async.o block-obj-y += nbd.o block.o blockjob.o aio.o aes.o qemu-config.o -block-obj-y += qemu-progress.o qemu-sockets.o uri.o +block-obj-y += qemu-progress.o qemu-sockets.o uri.o notify.o block-obj-y += $(coroutine-obj-y) $(qobject-obj-y) $(version-obj-y) block-obj-$(CONFIG_POSIX) += posix-aio-compat.o block-obj-$(CONFIG_LINUX_AIO) += linux-aio.o @@ -94,7 +94,7 @@ common-obj-y += bt-host.o bt-vhci.o common-obj-y += dma-helpers.o common-obj-y += iov.o acl.o common-obj-$(CONFIG_POSIX) += compatfd.o -common-obj-y += notify.o event_notifier.o +common-obj-y += event_notifier.o common-obj-y += qemu-timer.o qemu-timer-common.o common-obj-y += qtest.o common-obj-y += vl.o @@ -30,6 +30,7 @@ #include "module.h" #include "qjson.h" #include "sysemu.h" +#include "notify.h" #include "qemu-coroutine.h" #include "qmp-commands.h" #include "qemu-timer.h" @@ -312,9 +313,16 @@ BlockDriverState *bdrv_new(const char *device_name) QTAILQ_INSERT_TAIL(&bdrv_states, bs, list); } bdrv_iostatus_disable(bs); + notifier_list_init(&bs->close_notifiers); + return bs; } +void bdrv_add_close_notifier(BlockDriverState *bs, Notifier *notify) +{ + notifier_list_add(&bs->close_notifiers, notify); +} + BlockDriver *bdrv_find_format(const char *format_name) { BlockDriver *drv1; @@ -1102,6 +1110,7 @@ void bdrv_close(BlockDriverState *bs) block_job_cancel_sync(bs->job); } bdrv_drain_all(); + notifier_list_notify(&bs->close_notifiers, bs); if (bs->drv) { if (bs == bs_snapshots) { @@ -144,6 +144,7 @@ int bdrv_reopen_prepare(BDRVReopenState *reopen_state, void bdrv_reopen_commit(BDRVReopenState *reopen_state); void bdrv_reopen_abort(BDRVReopenState *reopen_state); void bdrv_close(BlockDriverState *bs); +void bdrv_add_close_notifier(BlockDriverState *bs, Notifier *notify); int bdrv_attach_dev(BlockDriverState *bs, void *dev); void bdrv_attach_dev_nofail(BlockDriverState *bs, void *dev); void bdrv_detach_dev(BlockDriverState *bs, void *dev); diff --git a/block_int.h b/block_int.h index f4bae04401..cedabbdd13 100644 --- a/block_int.h +++ b/block_int.h @@ -233,6 +233,8 @@ struct BlockDriverState { BlockDriverState *backing_hd; BlockDriverState *file; + NotifierList close_notifiers; + /* number of in-flight copy-on-read requests */ unsigned int copy_on_read_in_flight; |