On Mon, Dec 04, 2017 at 03:07:49PM +0100, Thomas Gleixner wrote:
> From: Thomas Gleixner
>
> The intel PEBS/BTS debug store is a design trainwreck as is expects virtual
> addresses which must be visible in any execution context.
Sure, what can possibly go wrong?! :-\
> So
On Mon, Dec 04, 2017 at 03:07:49PM +0100, Thomas Gleixner wrote:
> From: Thomas Gleixner
>
> The intel PEBS/BTS debug store is a design trainwreck as is expects virtual
> addresses which must be visible in any execution context.
Sure, what can possibly go wrong?! :-\
> So it is required to
From: Thomas Gleixner
The intel PEBS/BTS debug store is a design trainwreck as is expects virtual
addresses which must be visible in any execution context.
So it is required to make these mappings visible to user space when kernel
page table isolation is active.
Provide
From: Thomas Gleixner
The intel PEBS/BTS debug store is a design trainwreck as is expects virtual
addresses which must be visible in any execution context.
So it is required to make these mappings visible to user space when kernel
page table isolation is active.
Provide enough room for the
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