Quantcast
Channel: lkml.org : Ganesh Sittampalam
Viewing all articles
Browse latest Browse all 627

Re: [PATCH 1/3] perf/core: Make sure the ring-buffer is mapped in ...

$
0
0
Linus Torvalds writes: (Summary) On Fri, Jul 20, 2018 at 3:20 PM Andy Lutomirski <luto@amacapital.net> wrote=

[...]

IRET and re-enable NMIs on the way out.

[...]

n 32-bit and 64-bit for quite a while, and it=E2=80=99s fine now. Afaik the kprobe people depend on it.
That said, 64-bit mode has that scary PV-op case
(arch_flush_lazy_mmu_mode). Being PV mode, I can't find it in myself to worry about it, I'm assuming it's ok.
to worry about it, I'm assuming it's ok.
Linus
Linus
Linus

Viewing all articles
Browse latest Browse all 627

Trending Articles