On Wed, Dec 11, 2024, at 6:24 AM, Milian Wolff wrote:
> On Dienstag, 10. Dezember 2024 22:42:25 Mitteleuropäische Normalzeit Serhei
> Makarov wrote:
>> This email sketches an 'unwinder cache' interface for libdwfl, derived from
>> recent eu-stacktrace code [1] and based on Christian Hergert's a
Hi -
> [...]
> If there's something we can do here on the glibc side, please let us
> know. I think by default, dlclose needs to unmap the address space, so
> options might be somewhat limited. But for debugging purposes, I've
> long since wanted a mode where dlclose keeps the address space rese
* William Cohen:
> The dwfl_report_proc_map() will handle when things are added to the
> memory map. Is there anything to handle the inverse event when memory
> is removed from the process memory map, such as a dlcose()?
If there's something we can do here on the glibc side, please let us
know.
On Mittwoch, 11. Dezember 2024 15:58:32 Mitteleuropäische Normalzeit Serhei
Makarov wrote:
> On Wed, Dec 11, 2024, at 9:46 AM, William Cohen wrote:
> > Hi Serhei,
> >
> > The dwfl_report_proc_map() will handle when things are added to the
> > memory map. Is there anything to handle the inverse e
On Mittwoch, 11. Dezember 2024 17:09:19 Mitteleuropäische Normalzeit Christian
Hergert wrote:
> On vacation until 2025 so my replies will be sparse here :)
>
> On 12/11/24 3:24 AM, Milian Wolff wrote:
> > For symmetry reasons, we also need an `..._end` method. And what about
> > explicitly removi
On vacation until 2025 so my replies will be sparse here :)
On 12/11/24 3:24 AM, Milian Wolff wrote:
For symmetry reasons, we also need an `..._end` method. And what about
explicitly removing processes once they have finished (PERF_RECORD_EXIT)?
One area you can run into issues with this is th
On Wed, Dec 11, 2024, at 9:46 AM, William Cohen wrote:
> Hi Serhei,
>
> The dwfl_report_proc_map() will handle when things are added to the
> memory map. Is there anything to handle the inverse event when memory
> is removed from the process memory map, such as a dlcose()?
>
Interestingly, li
On 12/10/24 16:42, Serhei Makarov wrote:
> This email sketches an 'unwinder cache' interface for libdwfl, derived from
> recent eu-stacktrace code [1] and based on Christian Hergert's adaptation of
> eu-stacktrace as sysprof-live-unwinder [2]. The intent is to remove the need
> for a lot of boil
On Dienstag, 10. Dezember 2024 22:42:25 Mitteleuropäische Normalzeit Serhei
Makarov wrote:
> This email sketches an 'unwinder cache' interface for libdwfl, derived from
> recent eu-stacktrace code [1] and based on Christian Hergert's adaptation
> of eu-stacktrace as sysprof-live-unwinder [2]. The
This email sketches an 'unwinder cache' interface for libdwfl, derived from
recent eu-stacktrace code [1] and based on Christian Hergert's adaptation of
eu-stacktrace as sysprof-live-unwinder [2]. The intent is to remove the need
for a lot of boilerplate code that would be identical among profil
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