From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50766) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uz88w-000283-Eo for qemu-devel@nongnu.org; Tue, 16 Jul 2013 12:30:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Uz88v-0006AK-CC for qemu-devel@nongnu.org; Tue, 16 Jul 2013 12:30:26 -0400 Received: from mail-qe0-x22d.google.com ([2607:f8b0:400d:c02::22d]:44798) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uz88v-00069v-9J for qemu-devel@nongnu.org; Tue, 16 Jul 2013 12:30:25 -0400 Received: by mail-qe0-f45.google.com with SMTP id w7so515724qeb.18 for ; Tue, 16 Jul 2013 09:30:25 -0700 (PDT) Sender: Paolo Bonzini From: Paolo Bonzini Date: Tue, 16 Jul 2013 18:29:26 +0200 Message-Id: <1373992168-26043-16-git-send-email-pbonzini@redhat.com> In-Reply-To: <1373992168-26043-1-git-send-email-pbonzini@redhat.com> References: <1373992168-26043-1-git-send-email-pbonzini@redhat.com> Subject: [Qemu-devel] [PATCH v2 15/17] raw-posix: detect XFS unwritten extents List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: pl@kamp.de, famz@redhat.com, stefanha@redhat.com Signed-off-by: Paolo Bonzini --- block/raw-posix.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/block/raw-posix.c b/block/raw-posix.c index d011cfd..1b41ea3 100644 --- a/block/raw-posix.c +++ b/block/raw-posix.c @@ -1128,6 +1128,9 @@ static int64_t coroutine_fn raw_co_get_block_status(BlockDriverState *bs, } else { data = f.fe.fe_logical; hole = f.fe.fe_logical + f.fe.fe_length; + if (f.fe.fe_flags & FIEMAP_EXTENT_UNWRITTEN) { + ret |= BDRV_BLOCK_ZERO; + } } #elif defined SEEK_HOLE && defined SEEK_DATA -- 1.8.3.1