linux-kernel - Re: [PATCH v4 0/6] scripts/sorttable: ftrace: Remove place holders for weak functions in available_filter

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20250221094251.11661Ada-hca@linux.ibm.com>
Date: Fri, 21 Feb 2025 10:42:51 +0100
From: Heiko Carstens <hca@...ux.ibm.com>
To: Steven Rostedt <rostedt@...dmis.org>
Cc: linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
        linux-kbuild@...r.kernel.org, bpf <bpf@...r.kernel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-s390@...r.kernel.org,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Nicolas Schier <nicolas@...sle.eu>,
        Zheng Yejian <zhengyejian1@...wei.com>,
        Martin Kelly <martin.kelly@...wdstrike.com>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Vasily Gorbik <gor@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>
Subject: Re: [PATCH v4 0/6] scripts/sorttable: ftrace: Remove place holders
 for weak functions in available_filter_functions

On Wed, Feb 19, 2025 at 10:22:20AM -0500, Steven Rostedt wrote:
> On Tue, 18 Feb 2025 15:58:36 +0100
> Heiko Carstens <hca@...ux.ibm.com> wrote:
> > > This series removes the place holder __ftrace_invalid_address___ from
> > > the available_filter_functions file.
> > > 
> > > The rewriting of the sorttable.c code to make it more manageable
> > > has already been merged:
> > > 
> > >   https://git.kernel.org/torvalds/c/c0e75905caf368e19aab585d20151500e750de89
> > > 
> > > Now this is only for getting rid of the ftrace invalid function place holders.  
> > 
> > Since you asked me to test this on s390: seems to work with
> > HAVE_BUILDTIME_MCOUNT_SORT enabled; the ftrace selftests still
> > work as before.
> 
> Great!
> 
> I'm guessing by just adding the support in s390 with what is upstream as
> well as what is in my for-next would work?

Yes, both variants work.

> You can just add that for the next merge window then.

It is already in linux-next:
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=fa1518875286c94111bdaf1c7bae188c9c426c6b

Thanks for making aware of this!