From: John Garry <john.garry@huawei.com>
To: Johannes Berg <johannes@sipsolutions.net>,
Joe Perches <joe@perches.com>,
Andrew Morton <akpm@linux-foundation.org>,
Andy Shevchenko <andy.shevchenko@gmail.com>,
Kalle Valo <kvalo@codeaurora.org>, <jakub.kicinski@netronome.com>,
<yamada.masahiro@socionext.com>, "Arnd Bergmann" <arnd@arndb.de>,
<viro@zeniv.linux.org.uk>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: <linux-wireless@vger.kernel.org>, <nbd@nbd.name>
Subject: Re: Question on FIELD_PREP() for static array
Date: Thu, 11 Oct 2018 18:26:12 +0100 [thread overview]
Message-ID: <ec680438-babe-4ee7-988b-c2466a11e789@huawei.com> (raw)
In-Reply-To: <ef2d37ab-bef4-fd3f-a6f7-e68e60695e9b@huawei.com>
>> Yeah, I have a patch now to reference it, but I don't see anything from
>> -Wvla with gcc 8.1?
>
> I'm using a 7.3.1-based toolchain
>
>>
>> See
>> https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git/commit/?id=3d7af878357acd9e37fc156928106f1a969c8942
>>
>> and its parent.
>>
>> Do you see -Wvla warnings there? Any idea how I could reproduce them?
>
> I'll try it, thanks
3d7af878357acd9e37f builds ok. However I am using 20181010-next (I'm not
sure what yours is based on), and I just noticed that it includes this
new guy:
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/Makefile?h=next-20181011&id=bc5701d8e27fd8beaf895176982fc6a97878f3b8
When I cherry-pick this onto your codebase@3d7af878357acd9e37f, the
82011 code has warns.
Thanks,
John
>
> John
>
>>
>> johannes
>>
>> .
>>
>
next prev parent reply other threads:[~2018-10-11 17:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-10 17:16 John Garry
2018-10-10 17:33 ` Joe Perches
2018-10-10 18:13 ` Johannes Berg
2018-10-11 14:24 ` John Garry
2018-10-11 15:23 ` Johannes Berg
2018-10-11 16:16 ` John Garry
2018-10-11 17:26 ` John Garry [this message]
2018-10-11 19:13 ` Johannes Berg
2018-10-11 19:22 ` Johannes Berg
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