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[Qemu-devel] [PATCH 06/14] block: Set "share-rw" flag for incoming migra
From: |
Fam Zheng |
Subject: |
[Qemu-devel] [PATCH 06/14] block: Set "share-rw" flag for incoming migration |
Date: |
Mon, 31 Oct 2016 23:38:26 +0800 |
In this way the source side QEMU is writing to the image. We need to
open it, so share-rw is required.
Signed-off-by: Fam Zheng <address@hidden>
---
blockdev.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/blockdev.c b/blockdev.c
index 9992c5d..230c7c1 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -576,7 +576,7 @@ static BlockBackend *blockdev_init(const char *file, QDict
*bs_opts,
assert((bdrv_flags & BDRV_O_CACHE_MASK) == 0);
if (runstate_check(RUN_STATE_INMIGRATE)) {
- bdrv_flags |= BDRV_O_INACTIVE;
+ bdrv_flags |= BDRV_O_INACTIVE | BDRV_O_SHARE_RW;
}
blk = blk_new_open(file, NULL, bs_opts, bdrv_flags, errp);
@@ -646,7 +646,7 @@ static BlockDriverState *bds_tree_init(QDict *bs_opts,
Error **errp)
qdict_set_default_str(bs_opts, BDRV_OPT_READ_ONLY, "off");
if (runstate_check(RUN_STATE_INMIGRATE)) {
- bdrv_flags |= BDRV_O_INACTIVE;
+ bdrv_flags |= BDRV_O_INACTIVE | BDRV_O_SHARE_RW;
}
return bdrv_open(NULL, NULL, bs_opts, bdrv_flags, errp);
--
2.7.4
- [Qemu-devel] [PATCH 00/14] block: Image locking series, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 01/14] osdep: Add qemu_lock_fd and qemu_unlock_fd, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 02/14] block: Define BDRV_O_SHARE_RW, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 03/14] qemu-io: Set "share-rw" flag together with read-only, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 04/14] qemu-img: Set "share-rw" flag in read-only commands, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 05/14] block: Set "share-rw" flag in drive-backup when sync=none, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 06/14] block: Set "share-rw" flag for incoming migration,
Fam Zheng <=
- [Qemu-devel] [PATCH 07/14] iotests: 055: Don't attach the drive to vm for drive-backup, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 08/14] iotests: 030: Read-only open image for getting map, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 09/14] iotests: 087: Don't attch test image twice, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 10/14] iotests: 085: Avoid image locking conflict, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 11/14] iotests: 091: Quit QEMU before checking image, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 12/14] tests: Use null-co:// instead of /dev/null as the dummy image, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 14/14] tests: Add test-image-lock, Fam Zheng, 2016/10/31
- [Qemu-devel] [PATCH 13/14] raw-posix: Implement image locking, Fam Zheng, 2016/10/31