linux-kernel - Re: [PATCH 3/6] dyndbg: add more info to -E2BIG log warning

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Message-ID: <CAJfuBxx+2FC-ogzV2HW-yYOYuevZrimjtupVOePdCeBM8yXwKg@mail.gmail.com>
Date:	Mon, 24 Sep 2012 15:15:19 -0600
From:	Jim Cromie <jim.cromie@...il.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	Jason Baron <jbaron@...hat.com>, linux-kernel@...r.kernel.org,
	gregkh@...uxfoundation.org
Subject: Re: [PATCH 3/6] dyndbg: add more info to -E2BIG log warning

On Mon, Sep 24, 2012 at 1:04 PM, Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
> On Mon, Sep 24, 2012 at 9:00 PM, Jason Baron <jbaron@...hat.com> wrote:
>>> -             pr_warn("expected <%d bytes into control\n", USER_BUF_PAGE);
>
> %u?
>
>>> +             pr_warn("expected <%d bytes into control, you wrote %d\n",
>>> +                     USER_BUF_PAGE, (int) len);
>>
>> The style here, I think, is generally to leave out the space, ie: (int)len.
>
> Better, remove the cast and use "%zu" to properly format the size_t.
>

Ack, thanks.  Update coming soon.

Is there a suitable macro defn to replace this?

#define USER_BUF_PAGE 4096

grep -r 4096 include/ fs/  finds plenty, but none look particularly
appropriate here.


> Gr{oetje,eeting}s,
>
>                         Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds
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