From: Marco Elver <elver@google.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Kees Cook <keescook@chromium.org>,
Guenter Roeck <linux@roeck-us.net>,
Peter Zijlstra <peterz@infradead.org>,
Mark Rutland <mark.rutland@arm.com>,
Marc Zyngier <maz@kernel.org>,
Oliver Upton <oliver.upton@linux.dev>,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Tom Rix <trix@redhat.com>, Miguel Ojeda <ojeda@kernel.org>,
linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
linux-kernel@vger.kernel.org, llvm@lists.linux.dev,
Dmitry Vyukov <dvyukov@google.com>,
Alexander Potapenko <glider@google.com>,
kasan-dev@googlegroups.com, linux-toolchains@vger.kernel.org
Subject: Re: [PATCH v2 2/3] list_debug: Introduce inline wrappers for debug checks
Date: Fri, 4 Aug 2023 19:49:48 +0200 [thread overview]
Message-ID: <CANpmjNNN6b9L72DoLzu5usGGjLw5Li8rnfu0VuaCsL-p2iKTgg@mail.gmail.com> (raw)
In-Reply-To: <20230804120308.253c5521@gandalf.local.home>
On Fri, 4 Aug 2023 at 18:03, Steven Rostedt <rostedt@goodmis.org> wrote:
>
> On Fri, 4 Aug 2023 11:02:57 +0200
> Marco Elver <elver@google.com> wrote:
>
> > Turn the list debug checking functions __list_*_valid() into inline
> > functions that wrap the out-of-line functions. Care is taken to ensure
> > the inline wrappers are always inlined, so that additional compiler
> > instrumentation (such as sanitizers) does not result in redundant
> > outlining.
> >
> > This change is preparation for performing checks in the inline wrappers.
> >
> > No functional change intended.
>
> I think the entire underscoring functions calling more underscoring
> functions in the kernel is an abomination. Yes, there's lots of precedence
> to this craziness, but let's not extend it.
>
> Can we give actual real names to why the function is "special" besides that
> it now has another underscore added to it?
>
> I've been guilty of this madness myself, but I have learned the errors of
> my ways, and have been avoiding doing so in any new code I write.
That's fair. We can call them __list_*_valid() (inline), and
__list_*_valid_or_report() ?
next prev parent reply other threads:[~2023-08-04 17:50 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-04 9:02 [PATCH v2 1/3] compiler_types: Introduce the Clang __preserve_most function attribute Marco Elver
2023-08-04 9:02 ` [PATCH v2 2/3] list_debug: Introduce inline wrappers for debug checks Marco Elver
2023-08-04 16:03 ` Steven Rostedt
2023-08-04 17:49 ` Marco Elver [this message]
2023-08-04 17:57 ` Steven Rostedt
2023-08-04 17:59 ` Steven Rostedt
2023-08-04 18:08 ` Marco Elver
2023-08-04 18:19 ` Peter Zijlstra
2023-08-05 6:30 ` Miguel Ojeda
2023-08-04 9:02 ` [PATCH v2 3/3] list_debug: Introduce CONFIG_DEBUG_LIST_MINIMAL Marco Elver
2023-08-04 15:58 ` [PATCH v2 1/3] compiler_types: Introduce the Clang __preserve_most function attribute Steven Rostedt
2023-08-04 18:14 ` Peter Zijlstra
2023-08-05 6:35 ` Miguel Ojeda
2023-08-07 11:41 ` Florian Weimer
2023-08-07 12:24 ` Marco Elver
2023-08-07 12:36 ` Florian Weimer
2023-08-07 13:07 ` Marco Elver
2023-08-07 15:06 ` Peter Zijlstra
2023-08-07 12:38 ` Jakub Jelinek
2023-08-07 12:43 ` Florian Weimer
2023-08-07 13:06 ` Jakub Jelinek
2023-08-07 12:31 ` Peter Zijlstra
2023-08-08 2:16 ` Steven Rostedt
2023-08-07 15:27 ` Nick Desaulniers
2023-08-08 10:57 ` Peter Zijlstra
2023-08-08 11:41 ` Florian Weimer
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