On Sat, May 9, 2020 at 2:23 AM Lai Jiangshan
wrote:
>
> On Tue, May 5, 2020 at 10:15 PM Thomas Gleixner wrote:
> >
> > From: Andy Lutomirski
> >
> > A data breakpoint near the top of an IST stack will cause unresoverable
> > recursion. A data breakpoint on the GDT, IDT, or TSS is terrifying.
>
On Tue, May 5, 2020 at 10:15 PM Thomas Gleixner wrote:
>
> From: Andy Lutomirski
>
> A data breakpoint near the top of an IST stack will cause unresoverable
> recursion. A data breakpoint on the GDT, IDT, or TSS is terrifying.
> Prevent either of these from happening.
>
What happen when a data
On Tue, May 5, 2020 at 10:15 PM Thomas Gleixner wrote:
>
> From: Andy Lutomirski
>
> A data breakpoint near the top of an IST stack will cause unresoverable
> recursion. A data breakpoint on the GDT, IDT, or TSS is terrifying.
> Prevent either of these from happening.
>
> Co-developed-by: Peter
On 5/5/20 3:16 PM, Thomas Gleixner wrote:
From: Andy Lutomirski
A data breakpoint near the top of an IST stack will cause unresoverable
typo: unresoverable -> unrecoverable
recursion. A data breakpoint on the GDT, IDT, or TSS is terrifying.
Prevent either of these from happening.
On Tue, May 05, 2020 at 03:16:04PM +0200, Thomas Gleixner wrote:
> From: Andy Lutomirski
>
> A data breakpoint near the top of an IST stack will cause unresoverable
unrecoverable
> recursion. A data breakpoint on the GDT, IDT, or TSS is terrifying.
"terrifying" huh? Colorful. :)
> Prevent
From: Andy Lutomirski
A data breakpoint near the top of an IST stack will cause unresoverable
recursion. A data breakpoint on the GDT, IDT, or TSS is terrifying.
Prevent either of these from happening.
Co-developed-by: Peter Zijlstra
Signed-off-by: Andy Lutomirski
Signed-off-by: Peter
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