From: Akira Yokosawa <akiyks@gmail.com>
To: Kees Cook <keescook@chromium.org>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>,
linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org,
linux-doc@vger.kernel.org, Jonathan Corbet <corbet@lwn.net>,
Akira Yokosawa <akiyks@gmail.com>
Subject: Re: [PATCH] string: Rewrite and add more kern-doc for the str*() functions
Date: Sat, 24 Sep 2022 16:13:57 +0900 [thread overview]
Message-ID: <9b0cf584-01b3-3013-b800-1ef59fe82476@gmail.com> (raw)
In-Reply-To: <20220922062817.2283352-1-keescook@chromium.org>
Hi Kees,
Thank you for sharing your devel branch.
On Wed, 21 Sep 2022 23:28:17 -0700, Kees Cook wrote:
> While there were varying degrees of kern-doc for various str*()-family
> functions, many needed updating and clarification, or to just be
> entirely written. Update (and relocate) existing kern-doc and add missing
> functions, sadly shaking my head at how many times I have written "Do
> not use this function". Include the results in the core kernel API doc.
>
> Signed-off-by: Kees Cook <keescook@chromium.org>
> ---
> Follow up to https://lore.kernel.org/lkml/20220902223507.2537469-1-keescook@chromium.org
> Note that this is on top of my recent fortify-string.h series:
> https://lore.kernel.org/lkml/20220920192202.190793-1-keescook@chromium.org/
[...]
> diff --git a/scripts/kernel-doc b/scripts/kernel-doc
> index 8bb89deb9a91..adbc4d307770 100755
> --- a/scripts/kernel-doc
> +++ b/scripts/kernel-doc
> @@ -1448,6 +1448,8 @@ sub create_parameterlist($$$$) {
> foreach my $arg (split($splitter, $args)) {
> # strip comments
> $arg =~ s/\/\*.*\*\///;
> + # ignore argument attributes
> + $arg =~ s/\sPOS0?\s/ /;
> # strip leading/trailing spaces
> $arg =~ s/^\s*//;
> $arg =~ s/\s*$//;
> @@ -1657,6 +1659,7 @@ sub dump_function($$) {
> $prototype =~ s/^__inline +//;
> $prototype =~ s/^__always_inline +//;
> $prototype =~ s/^noinline +//;
> + $prototype =~ s/^__FORTIFY_INLINE +//;
> $prototype =~ s/__init +//;
> $prototype =~ s/__init_or_module +//;
> $prototype =~ s/__deprecated +//;
> @@ -1667,6 +1670,7 @@ sub dump_function($$) {
> $prototype =~ s/__sched +//;
> $prototype =~ s/__printf\s*\(\s*\d*\s*,\s*\d*\s*\) +//;
> $prototype =~ s/__(?:re)?alloc_size\s*\(\s*\d+\s*(?:,\s*\d+\s*)?\) +//;
> + $prototype =~ s/__diagnose_as\s*\(\s*\S+\s*(?:,\s*\d+\s*)*\) +//;
> my $define = $prototype =~ s/^#\s*define\s+//; #ak added
> $prototype =~ s/__attribute_const__ +//;
> $prototype =~ s/__attribute__\s*\(\(
This hunk in the corresponding commit 87cb97a66ae9 of your devel branch
looks a little different:
@@ -1666,7 +1669,8 @@ sub dump_function($$) {
$prototype =~ s/__weak +//;
$prototype =~ s/__sched +//;
$prototype =~ s/__printf\s*\(\s*\d*\s*,\s*\d*\s*\) +//;
- $prototype =~ s/__alloc_size\s*\(\s*\d+\s*(?:,\s*\d+\s*)?\) +//;
+ $prototype =~ s/__(?:re)?alloc_size\s*\(\s*\d+\s*(?:,\s*\d+\s*)?\) +//;
+ $prototype =~ s/__diagnose_as\s*\(\s*\S+\s*(?:,\s*\d+\s*)*\) +//;
my $define = $prototype =~ s/^#\s*define\s+//; #ak added
$prototype =~ s/__attribute_const__ +//;
$prototype =~ s/__attribute__\s*\(\(
This was what prevented me from applying the patch.
Anyway, "make htmldocs" works just fine now. FWIW,
Tested-by: Akira Yokosawa <akiyks@gmail.com>
Thanks, Akira
prev parent reply other threads:[~2022-09-24 7:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-22 6:28 [PATCH] string: Rewrite and add more kern-doc for the str*() functions Kees Cook
2022-09-24 2:31 ` Akira Yokosawa
2022-09-24 4:24 ` Kees Cook
2022-09-24 7:13 ` Akira Yokosawa [this message]
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