linux-kernel - Re: [RFC 1/2] kmemdup: introduce

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Date:	Wed, 13 Sep 2006 09:17:11 -0700
From:	"Randy.Dunlap" <rdunlap@...otime.net>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [RFC 1/2] kmemdup: introduce

On Sat, 9 Sep 2006 05:35:55 +0400 Alexey Dobriyan wrote:

> Not tested yet, this is for semantics commentary.
> 
>  include/linux/string.h |    1 +
>  mm/util.c              |   18 ++++++++++++++++++
>  2 files changed, 19 insertions(+)
> 
> --- a/mm/util.c
> +++ b/mm/util.c
> @@ -40,6 +40,24 @@ char *kstrdup(const char *s, gfp_t gfp)
>  }
>  EXPORT_SYMBOL(kstrdup);
>  
> +/**
> + * kmemdup - duplicate region of memory
> + *

No blank line here, please.  kernel-doc "language" doesn't allow
that.  Hopefully that will be fixed someday.

> + * @src: memory region to duplicate
> + * @len: memory region length
> + * @gfp: GFP mask to use
> + */
> +void *kmemdup(const void *src, size_t len, gfp_t gfp)
> +{
> +	void *p;
> +
> +	p = ____kmalloc(len, gfp);
> +	if (p)
> +		memcpy(p, src, len);
> +	return p;
> +}
> +EXPORT_SYMBOL(kmemdup);

---
~Randy
-
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