linux-kernel - Re: [PATCH V2] riscv: Convert uses of REG

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Message-ID: <CAHp75VcvdAVWCuUpj+aQeD5aEU1LM1SjOPJ7_1hdQnQiya36SA@mail.gmail.com>
Date:   Sun, 29 Jul 2018 17:21:19 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Joe Perches <joe@...ches.com>, Petr Mladek <pmladek@...e.com>
Cc:     Oleg Nesterov <oleg@...hat.com>,
        Palmer Dabbelt <palmer@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        linux-riscv@...ts.infradead.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V2] riscv: Convert uses of REG_FMT to %p

On Sat, Jul 28, 2018 at 7:39 PM, Joe Perches <joe@...ches.com> wrote:
> Use %p pointer output instead of REG_FMT and cast the unsigned longs to
> (void *) to avoid exposing kernel addresses.
>
> Miscellanea:
>
> o Convert pr_cont to printk(KERN_DEFAULT as these uses are
>   new logging lines and not previous line continuations
> o Remove the now unused REG_FMT defines

> +       pr_alert("Unable to handle kernel %s at virtual address %p\n",

> +                (addr < PAGE_SIZE) ? "NULL pointer dereference" :
> +                "paging request", (void *)addr);

Hmm... This is what printf() should take care of.

Petr, what is the status of your series to unify this kind of
addresses to be printed?

-- 
With Best Regards,
Andy Shevchenko