linux-kernel - Re: [PATCH v1] kunit: fix failure to build without printk

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

Message-ID: <5b626f60-8472-a97e-378e-755160e5d948@infradead.org>
Date:   Tue, 27 Aug 2019 13:53:21 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     shuah <shuah@...nel.org>,
        Brendan Higgins <brendanhiggins@...gle.com>
Cc:     kunit-dev@...glegroups.com, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, frowand.list@...il.com,
        sboyd@...nel.org, Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: [PATCH v1] kunit: fix failure to build without printk

On 8/27/19 1:21 PM, shuah wrote:
> On 8/27/19 11:49 AM, Brendan Higgins wrote:
>> Previously KUnit assumed that printk would always be present, which is
>> not a valid assumption to make. Fix that by ifdefing out functions which
>> directly depend on printk core functions similar to what dev_printk
>> does.
>>
>> Reported-by: Randy Dunlap <rdunlap@...radead.org>
>> Link: https://lore.kernel.org/linux-kselftest/0352fae9-564f-4a97-715a-fabe016259df@kernel.org/T/#t
>> Cc: Stephen Rothwell <sfr@...b.auug.org.au>
>> Signed-off-by: Brendan Higgins <brendanhiggins@...gle.com>
>> ---
>>   include/kunit/test.h |  7 +++++++
>>   kunit/test.c         | 41 ++++++++++++++++++++++++-----------------
>>   2 files changed, 31 insertions(+), 17 deletions(-)
>>
>> diff --git a/include/kunit/test.h b/include/kunit/test.h
>> index 8b7eb03d4971..339af5f95c4a 100644
>> --- a/include/kunit/test.h
>> +++ b/include/kunit/test.h
>> @@ -339,9 +339,16 @@ static inline void *kunit_kzalloc(struct kunit *test, size_t size, gfp_t gfp)
>>     void kunit_cleanup(struct kunit *test);
>>   +#ifdef CONFIG_PRINTK
> 
> Please make this #if defined(CONFIG_PRINTK)

explain why, please?

thanks.
-- 
~Randy