From patchwork Wed Jan 16 15:48:09 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [RFC, V5, 30/62] qcow2: Add lazy refcounts to deduplication to prevent qcow2_cache_set_dependency loops Date: Wed, 16 Jan 2013 05:48:09 -0000 From: =?utf-8?q?Beno=C3=AEt_Canet_=3Cbenoit=40irqsave=2Enet=3E?= X-Patchwork-Id: 212830 Message-Id: <1358351321-4891-31-git-send-email-benoit@irqsave.net> To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, pbonzini@redhat.com, =?UTF-8?q?Beno=C3=AEt=20Canet?= , stefanha@redhat.com Signed-off-by: Benoit Canet --- block/qcow2.c | 1 + 1 file changed, 1 insertion(+) diff --git a/block/qcow2.c b/block/qcow2.c index e742e02..7ef9170 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -1616,6 +1616,7 @@ static int qcow2_create(const char *filename, QEMUOptionParameter *options) return hash_algo; } dedup = true; + flags |= BLOCK_FLAG_LAZY_REFCOUNTS; } options++; }