On 26/09/2016 21:58, riku.voi...@linaro.org wrote: > From: Riku Voipio <riku.voi...@linaro.org> > > Linux-user and bsd-user code needs lots of arch-specific ifdefs, > so disable the warning. > > Signed-off-by: Riku Voipio <riku.voi...@linaro.org> > --- > scripts/checkpatch.pl | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl > index dde3f5f..98a007f 100755 > --- a/scripts/checkpatch.pl > +++ b/scripts/checkpatch.pl > @@ -2405,8 +2405,9 @@ sub process { > } > # check of hardware specific defines > # we have e.g. CONFIG_LINUX and CONFIG_WIN32 for common cases > -# where they might be necessary. > - if ($line =~ m@^.\s*\#\s*if.*\b__@) { > +# where they might be necessary. Skip test on linux-user and bsd-user > +# where arch defines are needed > + if (!($realfile =~ /^(linux|bsd)-user/) && $line =~ > m@^.\s*\#\s*if.*\b__@) { > ERROR("architecture specific defines should be > avoided\n" . $herecurr); > } > >
Hi Riku, I have already posted a pull request that degrades this to a warning. Later on we may make it an error except for some files and/or patterns. For linux-user I think that __NR_* should be definitely allowed, but a blanket permission is not necessary. Paolo