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authorKevin Wolf <kwolf@redhat.com>2019-04-25 14:25:10 +0200
committerKevin Wolf <kwolf@redhat.com>2019-06-04 15:22:22 +0200
commitd861ab3acf8dcf817e0c2335979b258847b69564 (patch)
tree9e334e6976355a7a262e3a9200354008195becfc /hw/block
parent97896a4887a0a29c3314c5f0e9a82e269a6401fc (diff)
block: Add BlockBackend.ctx
This adds a new parameter to blk_new() which requires its callers to declare from which AioContext this BlockBackend is going to be used (or the locks of which AioContext need to be taken anyway). The given context is only stored and kept up to date when changing AioContexts. Actually applying the stored AioContext to the root node is saved for another commit. Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'hw/block')
-rw-r--r--hw/block/fdc.c2
-rw-r--r--hw/block/xen-block.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/hw/block/fdc.c b/hw/block/fdc.c
index 6f19f127a5..37ccedc9f7 100644
--- a/hw/block/fdc.c
+++ b/hw/block/fdc.c
@@ -538,7 +538,7 @@ static void floppy_drive_realize(DeviceState *qdev, Error **errp)
if (!dev->conf.blk) {
/* Anonymous BlockBackend for an empty drive */
- dev->conf.blk = blk_new(0, BLK_PERM_ALL);
+ dev->conf.blk = blk_new(qemu_get_aio_context(), 0, BLK_PERM_ALL);
ret = blk_attach_dev(dev->conf.blk, qdev);
assert(ret == 0);
}
diff --git a/hw/block/xen-block.c b/hw/block/xen-block.c
index ef635be4c2..31b0f5ccc8 100644
--- a/hw/block/xen-block.c
+++ b/hw/block/xen-block.c
@@ -609,7 +609,7 @@ static void xen_cdrom_realize(XenBlockDevice *blockdev, Error **errp)
int rc;
/* Set up an empty drive */
- conf->blk = blk_new(0, BLK_PERM_ALL);
+ conf->blk = blk_new(qemu_get_aio_context(), 0, BLK_PERM_ALL);
rc = blk_attach_dev(conf->blk, DEVICE(blockdev));
if (!rc) {