[ovs-dev] [PATCH] datapath: Bug fix: Missing mask attributes

Andy Zhou azhou at nicira.com
Fri Jun 21 16:38:47 UTC 2013

Yes,  you are right about the root cause.

A fully wildcarded ip proto in the key would prevent the mask of ICMP (may
not be fully wildcarded) to be generated.
This patch fixes it.


On Fri, Jun 21, 2013 at 9:27 AM, Jesse Gross <jesse at nicira.com> wrote:

> On Thu, Jun 20, 2013 at 11:38 PM, Andy Zhou <azhou at nicira.com> wrote:
> > Fix a bug where some mask attributes are missing in the netlink packets
> > from kernel to the user space.
> >
> > Reported-by: Justin Pettit <jpettit at nicira.com>
> > Signed-off-by: Andy Zhou <azhou at nicira.com>
> Can you describe this some more? Presumably, this is because some of
> the prerequisite values are either fully or partially masked out and
> this is preventing latter masks from being emitted. However, since we
> force prerequisites to be exact match, doesn't that mean the omitted
> masks are fully wildcarded?
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