On 10/19/2013 06:57 AM, Scott Wood wrote:
On Thu, 2013-06-20 at 18:28 +0800, Tiejun Chen wrote:
gdb always need to generate a single step properly to invoke
a kgdb state. But with lazy interrupt, book3e can't always
trigger a debug exception with a single step since the current
is blocked for handling those pending exception, then we miss
that expected dbcr configuration at last to generate a debug
exception.
What do you mean by "the current is blocked"? Could you explain more
clearly what lazy EE has to do with MSR_DE and DBCR0?
I will go another path to make sure the lazy EE doesn't affect KGDB, so please
see next version.
Thanks,
Tiejun
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