linux-kernel - Re: [PATCH] Add kerneldoc documentation for new printk format extensions

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Message-ID: <20081007103305.GH2886@hack.voiplan.pt>
Date:	Tue, 7 Oct 2008 11:33:05 +0100
From:	Américo Wang <xiyou.wangcong@...il.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	linux-kernel@...r.kernel.org, akpm@...l.org
Subject: Re: [PATCH] Add kerneldoc documentation for new printk format
	extensions

On Tue, Oct 07, 2008 at 12:15:32PM +0200, Andi Kleen wrote:
>Add documentation in kerneldoc for new printk format extensions
>
>This patch documents the new %pS/%pF options in printk in kernel doc.
>
>Hope I didn't miss any other extension.
>
>Signed-off-by: Andi Kleen <ak@...ux.intel.com>
>
>Index: linux-2.6.27-rc6-misc/kernel/printk.c
>===================================================================
>--- linux-2.6.27-rc6-misc.orig/kernel/printk.c
>+++ linux-2.6.27-rc6-misc/kernel/printk.c
>@@ -593,6 +593,8 @@ static int have_callable_console(void)
>  *
>  * See also:
>  * printf(3)
>+ *
>+ * See the vsnprintf() documentation for format string extensions over C99.
>  */
> 
> asmlinkage int printk(const char *fmt, ...)
>Index: linux-2.6.27-rc6-misc/lib/vsprintf.c
>===================================================================
>--- linux-2.6.27-rc6-misc.orig/lib/vsprintf.c
>+++ linux-2.6.27-rc6-misc/lib/vsprintf.c
>@@ -565,6 +565,10 @@ static char *pointer(const char *fmt, ch
>  * @fmt: The format string to use
>  * @args: Arguments for the format string
>  *
>+ * This function follows C99 vsnprintf, but has some extensions:
>+ * %pS output the name of a text symbol
>+ * %pF output the name of a function pointer

s/output/outputs/ ? :)


-- 
"Sometimes the only way to stay sane is to go a little crazy."

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