hw/ppc/spapr_rtc: Mark the RTC device with user_creatable = false

[mirror_qemu.git] / block / replication.c

diff --git a/block/replication.c b/block/replication.c
index 22f170fd33fe31e314b7fd9fb8d90623075417d5..bf3c395eb4687659588a4f14155931d1f20d59b6 100644 (file)
--- a/block/replication.c
+++ b/block/replication.c
@@ -155,6 +155,18 @@ static void replication_close(BlockDriverState *bs)
     replication_remove(s->rs);
 }
 
+static void replication_child_perm(BlockDriverState *bs, BdrvChild *c,
+                                   const BdrvChildRole *role,
+                                   uint64_t perm, uint64_t shared,
+                                   uint64_t *nperm, uint64_t *nshared)
+{
+    *nperm = *nshared = BLK_PERM_CONSISTENT_READ \
+                        | BLK_PERM_WRITE \
+                        | BLK_PERM_WRITE_UNCHANGED;
+
+    return;
+}
+
 static int64_t replication_getlength(BlockDriverState *bs)
 {
     return bdrv_getlength(bs->file->bs);
@@ -660,7 +672,7 @@ BlockDriver bdrv_replication = {
 
     .bdrv_open                  = replication_open,
     .bdrv_close                 = replication_close,
-    .bdrv_child_perm            = bdrv_filter_default_perms,
+    .bdrv_child_perm            = replication_child_perm,
 
     .bdrv_getlength             = replication_getlength,
     .bdrv_co_readv              = replication_co_readv,