linux-kernel - Re: [PATCH] locking/lockdep: fix format-truncation compiler-warning

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Message-ID: <ZSfHdcCtyBe3I6Ss@fedora.fritz.box>
Date:   Thu, 12 Oct 2023 12:16:21 +0200
From:   Lucy Mielke <lucymielke@...oud.com>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     peterz@...radead.org, mingo@...hat.com, will@...nel.org,
        longman@...hat.com, boqun.feng@...il.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] locking/lockdep: fix format-truncation compiler-warning

Am Thu, Oct 12, 2023 at 12:11:13AM +0200 schrieb Ingo Molnar:
> 
> Mind including the output by GCC in the changelog?
> 

Sure, let me resend the patch then :)

> ... actually needs 21+1 bytes?
> 
> Which I suppose is true - longest s64 is "-9223372036854775808"-ish, which 
> converted to the fixed-point float format above is "-9223372036854775.80": 
> 21 bytes, plus termination is another byte: 22.
> 
> Maybe put this into the changelog too, instead of relying on magic GCC 
> calculations only. :-)

I can include it as well, of course!

Mit freundlichen Grüßen / Best regards,
	Lucy