Messages in this thread | | | Subject | Re: checkpatch.pl should suggest __section | From | Joe Perches <> | Date | Mon, 12 Aug 2019 11:27:28 -0700 |
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On Mon, 2019-08-12 at 11:20 -0700, Nick Desaulniers wrote: > On Fri, Aug 9, 2019 at 4:17 PM Joe Perches <joe@perches.com> wrote: > > On Fri, 2019-08-09 at 16:04 -0700, Nick Desaulniers wrote: > > > > how about: > > > > --- > > > > scripts/checkpatch.pl | 9 +++++++++ > > > > 1 file changed, 9 insertions(+) > > > > > > > > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl > > > > index 1cdacb4fd207..8e6693ca772c 100755 > > > > --- a/scripts/checkpatch.pl > > > > +++ b/scripts/checkpatch.pl > > > > @@ -5901,6 +5901,15 @@ sub process { > > > > "__aligned(size) is preferred over __attribute__((aligned(size)))\n" . $herecurr); > > > > } > > > > > > > > +# Check for __attribute__ section, prefer __section (without quotes) > > > > + if ($realfile !~ m@\binclude/uapi/@ && > > > > + $line =~ /\b__attribute__\s*\(\s*\(.*_*section_*\s*\(\s*("[^"]*")/) { > > > > + my $old = substr($rawline, $-[1], $+[1] - $-[1]); > > > > + my $new = substr($old, 1, -1); > > > > + WARN("PREFER_SECTION", > > > > + "__section($new) is preferred over __attribute__((section($old)))\n" . $herecurr); > > > > + } > > > > + > > > > > > I can't read Perl, but this looks pretty good. > > > Acked-by: Nick Desaulniers <ndesaulniers@google.com> > > > > I'll add a Suggested-by: for you. > > > > But a Tested-by would be more valuable than an Acked-by if you > > don't actually know how it works. > > $ git am joes.patch > $ echo "int foo __attribute__((section(.hello)));" >> arch/x86/boot/a20.c
Does this compile?
checkpatch is not a compiler.
I think you need
__attribute__((section(".hello")))
> $ git commit arch/x86/boot/a20.c -sm "foo: bar\n baz" > $ git format-patch HEAD~ > $ ./scripts/checkpatch.pl 0001-foo-bar.patch > total: 0 errors, 0 warnings, 4 lines checked > > 0001-foo-bar.patch has no obvious style problems and is ready for submission. > > hmm...
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