On Wed, 24 Feb 2010 10:45:36 +0000
Keir Fraser <keir.fraser@xxxxxxxxxxxxx> wrote:
> On 24/02/2010 03:55, "Mukesh Rathor" <mukesh.rathor@xxxxxxxxxx> wrote:
....
> > Well, I'm afraid not. It breaks the debug code to debug the hang.
> > More importantly, it also breaks my debuggers, which some people
> > from outside oracle are also using. Most of our new high end
> > servers are accessed via virtual serial port, so if ns16550_poll()
> > call is related to it, then it'll only get worse. Moreover, anybody
> > reading and copying that code to do something similar will be
> > misled.
>
> Okay, see how xen-unstable:20969 works for you.
Yup, better. Thanks a lot.
BTW, since debuggers only care about BUG and ASSERT, perhaps
DEBUGGER_trap_entry could be moved after BUGFRAME_warn, next time
you are in do_invalid_op().
Mukesh
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