Messages in this thread | | | Date | Thu, 27 Nov 2008 07:48:51 -0500 | From | "Frank Ch. Eigler" <> | Subject | Re: [PATCH 2/2] tracing: identify which executable object the userspace address belongs to |
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Hi -
On Thu, Nov 27, 2008 at 11:41:45AM +0100, Peter Zijlstra wrote: > > > Impact: modify+improve the userstacktrace tracing visualization feature > > > [...] > > > You'll see stack entries like: > > > /lib/libpthread-2.7.so[+0xd370] > > > [...] > > > > Can you suggest an actual distribution & architecture where this > > facility may be tested/used? It appears to require frame-pointer > > stuff that AFAIK is not generally turned on for user-space. > > gentoo, just rebuild world with frame pointers ;-)
Well, that only goes so far. If this feature turns out unable to work without distributors recompiling all their stuff on, for example, x86-64, then expectations need to be reset.
- FChE
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