Re: [Qemu-devel] [RFC PATCH 11/14] allow writing to the backing file

2015-02-26 Thread Paolo Bonzini
On 23/02/2015 23:03, Max Reitz wrote: > On 2015-02-11 at 22:07, Wen Congyang wrote: >> Signed-off-by: Wen Congyang >> Signed-off-by: zhanghailiang >> Signed-off-by: Gonglei >> --- >> block.c | 4 ++-- >> 1 file changed, 2 insertions(+), 2 deletions(-) > > I don't think this is a good idea.

Re: [Qemu-devel] [RFC PATCH 11/14] allow writing to the backing file

2015-02-23 Thread Max Reitz
On 2015-02-11 at 22:07, Wen Congyang wrote: Signed-off-by: Wen Congyang Signed-off-by: zhanghailiang Signed-off-by: Gonglei --- block.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) I don't think this is a good idea. With this patch, every time you open a COW file (with a bac

[Qemu-devel] [RFC PATCH 11/14] allow writing to the backing file

2015-02-11 Thread Wen Congyang
Signed-off-by: Wen Congyang Signed-off-by: zhanghailiang Signed-off-by: Gonglei --- block.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/block.c b/block.c index 067c44b..96cf973 100644 --- a/block.c +++ b/block.c @@ -856,8 +856,8 @@ static int bdrv_inherited_flags(int