Re: [Qemu-devel] [RFC PATCH 2/3] block: assign backing relationship in drive-backup

2013-06-26 Thread Paolo Bonzini
Il 26/06/2013 05:59, Fam Zheng ha scritto: > Assign source image as the backing hd of target bs, so reading target bs > gets the point-in-time copy of data from source image. > > Signed-off-by: Fam Zheng > --- > blockdev.c | 4 > 1 file changed, 4 insertions(+) > > diff --git a/blockdev.c

[Qemu-devel] [RFC PATCH 2/3] block: assign backing relationship in drive-backup

2013-06-25 Thread Fam Zheng
Assign source image as the backing hd of target bs, so reading target bs gets the point-in-time copy of data from source image. Signed-off-by: Fam Zheng --- blockdev.c | 4 1 file changed, 4 insertions(+) diff --git a/blockdev.c b/blockdev.c index 5e694f3..a1d816e 100644 --- a/blockdev.c +