Re: [PATCH v2 0/2] perf probe: fix regression introduced by switch to die_get_decl_file

From: Linux regression tracking (Thorsten Leemhuis)
Date: Wed Jun 28 2023 - 04:56:28 EST


On 28.06.23 10:23, Georg Müller wrote:
> When switching from dwarf_decl_file() to die_get_decl_file(), a regression
> was introduced when having a binary where the DWARF info is split to
> multiple CUs. It is not possible to add probes to certain functions.
>
> These patches introduce a testcase which shows the current regression
> and a fix for the issue
>
> Signed-off-by: Georg Müller <georgmueller@xxxxxxx>
> Link: https://lore.kernel.org/r/5a00d5a5-7be7-ef8a-4044-9a16249fff25@xxxxxxx/

FWIW, you in both commits might want to add a

Cc: stable@xxxxxxxxxxxxxxx

to ensure the fix is backported to appropriate releases (e.g. 6.4 and
6.3, if the latter doesn't go EOL earlier).

Ciao, Thorsten

P.S.: Some (I guess: most) maintainers prefer if patch series are
startet as new threads