Apparent kernel bug with GDB on ppc405

Daniel Jacobowitz drow at
Thu Oct 25 08:41:30 EST 2007

On Wed, Oct 24, 2007 at 05:32:50PM -0500, Matt Mackall wrote:
> Not completely implausible, but a) why isn't this seen on basically
> every machine with software TLB? b) why does -local- GDB, which is
> presumably doing much less work than gdbserver + network stack, not fail?

You said it yourself.  Local gdb does more work -> blows through more
TLB entries.

I can't answer you about the other half, but I'm pretty sure TLB
invalidation is already supposed to be happening... somewhere.

Daniel Jacobowitz

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