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[Qemu-devel] [RFC V1 08/12] qcow2: Add qcow2_resume_dedup.
From: |
Benoît Canet |
Subject: |
[Qemu-devel] [RFC V1 08/12] qcow2: Add qcow2_resume_dedup. |
Date: |
Wed, 16 Jan 2013 17:25:14 +0100 |
---
block/qcow2-dedup.c | 14 ++++++++++++++
block/qcow2.c | 1 +
block/qcow2.h | 1 +
3 files changed, 16 insertions(+)
diff --git a/block/qcow2-dedup.c b/block/qcow2-dedup.c
index e007387..93545af 100644
--- a/block/qcow2-dedup.c
+++ b/block/qcow2-dedup.c
@@ -1469,3 +1469,17 @@ void qcow2_pause_dedup(BlockDriverState *bs)
qcow2_dedup_reset(bs);
s->dedup_status = QCOW_DEDUP_STOPPED;
}
+
+void qcow2_resume_dedup(BlockDriverState *bs)
+{
+ BDRVQcowState *s = bs->opaque;
+
+ if (s->dedup_status != QCOW_DEDUP_STOPPED) {
+ return;
+ }
+
+ s->dedup_status = QCOW_DEDUP_STARTING;
+
+ s->dedup_resume_co = qemu_coroutine_create(qcow2_co_dedup_resume);
+ qemu_coroutine_enter(s->dedup_resume_co, bs);
+}
diff --git a/block/qcow2.c b/block/qcow2.c
index c17ab63..d5681ad 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -2012,6 +2012,7 @@ static BlockDriver bdrv_qcow2 = {
.bdrv_invalidate_cache = qcow2_invalidate_cache,
.bdrv_pause_dedup = qcow2_pause_dedup,
+ .bdrv_resume_dedup = qcow2_resume_dedup,
.create_options = qcow2_create_options,
.bdrv_check = qcow2_check,
diff --git a/block/qcow2.h b/block/qcow2.h
index 5940c89..2b5a7d4 100644
--- a/block/qcow2.h
+++ b/block/qcow2.h
@@ -512,5 +512,6 @@ int qcow2_dedup_init(BlockDriverState *bs);
void qcow2_dedup_close(BlockDriverState *bs);
void qcow2_dedup_update_metrics(BlockDriverState *bs);
void qcow2_pause_dedup(BlockDriverState *bs);
+void qcow2_resume_dedup(BlockDriverState *bs);
#endif
--
1.7.10.4
- [Qemu-devel] [RFC V1 00/12] QCOW2 asynchronous deduplication, Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 01/12] block: Add BlockDriver function prototype to pause and resume deduplication., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 02/12] qcow2: Add code to deduplicate cluster flagged with QCOW_OFLAG_TO_DEDUP., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 07/12] qcow2: Add qcow2_pause_dedup., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 08/12] qcow2: Add qcow2_resume_dedup.,
Benoît Canet <=
- [Qemu-devel] [RFC V1 09/12] qcow2: Make dedup status persists., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 12/12] qmp: Add block_resume_dedup., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 06/12] block: Add bdrv_pause_dedup., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 11/12] qmp: Add block-pause-dedup., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 04/12] block: Add bdrv_is_dedup_running., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 05/12] block: Add bdrv_resume_dedup., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V1 10/12] qerror: Add QERR_DEVICE_NOT_DEDUPLICATED., Benoît Canet, 2013/01/16