lkml.org 
[lkml]   [2011]   [Oct]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v5 3.1.0-rc4-tip 12/26] Uprobes: Handle breakpoint and Singlestep
On 10/07, Oleg Nesterov wrote:
>
> What if the forking task (current) is in UTASK_BP_HIT state?
> ...
>
> And what if we step into a syscall insn?
> ...

And I guess there would be a lot more problems here. But, looking
at is_prefix_bad() I see the nice comment:

* opcodes we'll probably never support:
* 0f - lar, lsl, syscall, clts, sysret, sysenter, sysexit, invd, wbinvd, ud2

This answers my questions.

> Please simply ignore my email if you think everything is fine.

Yep.

Oleg.



\
 
 \ /
  Last update: 2011-10-09 15:39    [W:0.094 / U:3.356 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site