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[Qemu-devel] [PATCH v4 23/23] block: Make device model's references to B
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH v4 23/23] block: Make device model's references to BlockBackend strong |
Date: |
Tue, 30 Sep 2014 21:25:44 +0200 |
Doesn't make a difference just yet, but it's the right thing to do.
Signed-off-by: Markus Armbruster <address@hidden>
Reviewed-by: BenoƮt Canet <address@hidden>
Reviewed-by: Kevin Wolf <address@hidden>
---
block/block-backend.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/block/block-backend.c b/block/block-backend.c
index bdcbac6..d0692b1 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -257,6 +257,7 @@ int blk_attach_dev(BlockBackend *blk, void *dev)
if (blk->dev) {
return -EBUSY;
}
+ blk_ref(blk);
blk->dev = dev;
bdrv_iostatus_reset(blk->bs);
@@ -290,6 +291,7 @@ void blk_detach_dev(BlockBackend *blk, void *dev)
blk->dev_opaque = NULL;
bdrv_set_guest_block_size(blk->bs, 512);
qemu_coroutine_adjust_pool_size(-COROUTINE_POOL_RESERVATION);
+ blk_unref(blk);
}
/*
--
1.9.3
- [Qemu-devel] [PATCH v4 05/23] block: Code motion to get rid of stubs/blockdev.c, (continued)
- [Qemu-devel] [PATCH v4 05/23] block: Code motion to get rid of stubs/blockdev.c, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 09/23] block: Merge BlockBackend and BlockDriverState name spaces, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 04/23] block: Connect BlockBackend and DriveInfo, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 03/23] block: Connect BlockBackend to BlockDriverState, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 10/23] block: Eliminate DriveInfo member bdrv, use blk_by_legacy_dinfo(), Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 08/23] block: Eliminate BlockDriverState member device_name[], Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 18/23] blockdev: Drop superfluous DriveInfo member id, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 17/23] pc87312: Drop unused members of PC87312State, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 14/23] virtio-blk: Rename VirtIOBlkConf variables to conf, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 06/23] block: Make BlockBackend own its BlockDriverState, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 23/23] block: Make device model's references to BlockBackend strong,
Markus Armbruster <=
- [Qemu-devel] [PATCH v4 20/23] block/qapi: Convert qmp_query_block() to BlockBackend, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 11/23] block: Rename BlockDriverAIOCB* to BlockAIOCB*, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 12/23] block: Rename BlockDriverCompletionFunc to BlockCompletionFunc, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 19/23] blockdev: Fix blockdev-add not to create DriveInfo, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 16/23] ide: Complete conversion from BlockDriverState to BlockBackend, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 21/23] blockdev: Convert qmp_eject(), qmp_change_blockdev() to BlockBackend, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 22/23] block: Lift device model API into BlockBackend, Markus Armbruster, 2014/09/30
- [Qemu-devel] [PATCH v4 15/23] hw: Convert from BlockDriverState to BlockBackend, mostly, Markus Armbruster, 2014/09/30