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Date:   Fri, 28 May 2021 15:13:54 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     Steven Rostedt <rostedt@...dmis.org>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc:     Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH][next] ring-buffer: Fix fall-through warning for Clang



On 5/28/21 15:08, Steven Rostedt wrote:
> On Fri, 28 May 2021 14:59:42 -0500
> "Gustavo A. R. Silva" <gustavoars@...nel.org> wrote:
> 
>> In preparation to enable -Wimplicit-fallthrough for Clang, fix
>> a fall-through warning by replacing a /* fall through */ comment
>> with the new pseudo-keyword macro fallthrough;
>>
>> Notice that Clang doesn't recognize /* fall through */ comments as
>> implicit fall-through markings, so in order to globally enable
>> -Wimplicit-fallthrough for Clang, these comments need to be
>> replaced with fallthrough; in the whole codebase.
>>
>> Link: https://github.com/KSPP/linux/issues/115
>> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
>> ---
>> JFYI: We had thousands of these sorts of warnings and now we are down
>>       to just 25 in linux-next. This is one of those last remaining
>>       warnings.
> 
> And I have it fixed locally already.
> 
>   https://lore.kernel.org/lkml/20210511140246.18868-1-jj251510319013@gmail.com/
> 
> I've just been on vacation and haven't pushed it to next yet. It's still in
> the "to be tested" queue.

Awesome! :)

Thanks, Steven.
--
Gustavo

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