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[Qemu-devel] [RFC PATCH 01/26] block: implement bdrv_snapshot_goto for b
From: |
Pavel Dovgalyuk |
Subject: |
[Qemu-devel] [RFC PATCH 01/26] block: implement bdrv_snapshot_goto for blkreplay |
Date: |
Tue, 31 Oct 2017 14:25:03 +0300 |
User-agent: |
StGit/0.17.1-dirty |
From: Pavel Dovgalyuk <address@hidden>
This patch enables making snapshots with blkreplay used in
block devices.
This function is required to make bdrv_snapshot_goto without
calling .bdrv_open which is not implemented.
Signed-off-by: Pavel Dovgalyuk <address@hidden>
---
block/blkreplay.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/block/blkreplay.c b/block/blkreplay.c
index 61e44a1..82a88f8 100755
--- a/block/blkreplay.c
+++ b/block/blkreplay.c
@@ -127,6 +127,12 @@ static int coroutine_fn
blkreplay_co_flush(BlockDriverState *bs)
return ret;
}
+static int blkreplay_snapshot_goto(BlockDriverState *bs,
+ const char *snapshot_id)
+{
+ return bdrv_snapshot_goto(bs->file->bs, snapshot_id);
+}
+
static BlockDriver bdrv_blkreplay = {
.format_name = "blkreplay",
.protocol_name = "blkreplay",
@@ -143,6 +149,8 @@ static BlockDriver bdrv_blkreplay = {
.bdrv_co_pwrite_zeroes = blkreplay_co_pwrite_zeroes,
.bdrv_co_pdiscard = blkreplay_co_pdiscard,
.bdrv_co_flush = blkreplay_co_flush,
+
+ .bdrv_snapshot_goto = blkreplay_snapshot_goto,
};
static void bdrv_blkreplay_init(void)
- [Qemu-devel] [RFC PATCH 18/26] cpu-exec: don't overwrite exception_index, (continued)
- [Qemu-devel] [RFC PATCH 18/26] cpu-exec: don't overwrite exception_index, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 19/26] cpu-exec: reset exit flag before calling cpu_exec_nocache, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 20/26] replay: don't destroy mutex at exit, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 21/26] replay: check return values of fwrite, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 22/26] scripts/qemu-gdb: add simple tcg lock status helper, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 23/26] util/qemu-thread-*: add qemu_lock, locked and unlock trace events, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 24/26] scripts/analyse-locks-simpletrace.py: script to analyse lock times, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 26/26] scripts/qemu-gdb/timers.py: new helper to dump timer state, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 25/26] scripts/replay-dump.py: replay log dumper, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 00/26] replay additions, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 01/26] block: implement bdrv_snapshot_goto for blkreplay,
Pavel Dovgalyuk <=
- [Qemu-devel] [RFC PATCH 02/26] blkreplay: create temporary overlay for underlaying devices, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 03/26] replay: disable default snapshot for record/replay, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 04/26] replay: fix processing async events, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 05/26] replay: fixed replay_enable_events, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 06/26] replay: fix save/load vm for non-empty queue, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 07/26] replay: added replay log format description, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 08/26] replay: make safe vmstop at record/replay, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 09/26] replay: save prior value of the host clock, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 10/26] icount: fixed saving/restoring of icount warp timers, Pavel Dovgalyuk, 2017/10/31
- [Qemu-devel] [RFC PATCH 11/26] target/arm/arm-powertctl: drop BQL assertions, Pavel Dovgalyuk, 2017/10/31