From: Andrew Morton <akpm@linux-foundation.org>
To: Satyam Sharma <satyam@infradead.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -mm] Introduce U16_MAX and U32_MAX
Date: Tue, 31 Jul 2007 11:57:29 -0700 [thread overview]
Message-ID: <20070731115729.64c875d4.akpm@linux-foundation.org> (raw)
In-Reply-To: <alpine.LFD.0.999.0707312153500.28746@enigma.security.iitk.ac.in>
On Tue, 31 Jul 2007 21:56:12 +0530 (IST)
Satyam Sharma <satyam@infradead.org> wrote:
> --- a/include/linux/kernel.h
> +++ b/include/linux/kernel.h
> @@ -30,6 +30,9 @@ extern const char linux_proc_banner[];
> #define LLONG_MIN (-LLONG_MAX - 1)
> #define ULLONG_MAX (~0ULL)
>
> +#define U16_MAX ((u16) ~0U)
> +#define U32_MAX ((u32) ~0U)
> +
hm, I'd have thought that there's a risk of gcc warnings here, forcing
0xffffffff into a u16, but apparently not.
Still, I think it'd be tidier here to tell the truth and use plain
old 0xffff and 0xffffffff?
next prev parent reply other threads:[~2007-07-31 18:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-31 16:26 Satyam Sharma
2007-07-31 18:57 ` Andrew Morton [this message]
2007-07-31 19:11 ` Jan Engelhardt
2007-07-31 19:24 ` Satyam Sharma
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