[lkml]   [2017]   [Jul]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v3 00/10] x86: ORC unwinder (previously undwarf)
On Thu, Jul 13, 2017 at 07:17:55AM -0500, Josh Poimboeuf wrote:
> BTW, while we're throwing out ideas for this, here's another idea,
> though it's almost certainly not a good one :-)
> For user space stack unwinding, the kernel could emulate what the kernel
> 'guess' unwinder does by scanning the user space stack and returning all
> the text addresses it finds.
> The results wouldn't be 100% accurate, but they could end up being
> useful over time.

And to expound further on the bad idea, maybe the "bad" addresses could
be filtered out somehow in post-processing (insert lots of hand waving).


 \ /
  Last update: 2017-07-13 14:21    [W:0.158 / U:2.728 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site