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authorAlexander Yarygin <yarygin@linux.vnet.ibm.com>2015-06-17 13:37:19 +0300
committerStefan Hajnoczi <stefanha@redhat.com>2015-06-23 15:06:16 +0100
commit97b0385a346829cf03efe131a26a4b6a4cd0a21f (patch)
tree4d852d681f4a5c0c42668552bfdc9eb762891b8d /block
parent2f388b93a147258f9dbc83ebe63365edac4aa7a2 (diff)
block-backend: Introduce blk_drain()
This patch introduces the blk_drain() function which allows to replace blk_drain_all() when only one BlockDriverState needs to be drained. Cc: Christian Borntraeger <borntraeger@de.ibm.com> Cc: Cornelia Huck <cornelia.huck@de.ibm.com> Cc: Kevin Wolf <kwolf@redhat.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Acked-by: Kevin Wolf <kwolf@redhat.com> Message-id: 1434537440-28236-2-git-send-email-yarygin@linux.vnet.ibm.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/block-backend.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/block/block-backend.c b/block/block-backend.c
index 93e46f376a..aee8a12023 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -700,6 +700,11 @@ int blk_flush_all(void)
return bdrv_flush_all();
}
+void blk_drain(BlockBackend *blk)
+{
+ bdrv_drain(blk->bs);
+}
+
void blk_drain_all(void)
{
bdrv_drain_all();