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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Yury Norov <yury.norov@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Arnd Bergmann <arnd@arndb.de>, Kees Cook <keescook@chromium.org>,
	Matthew Wilcox <willy@infradead.org>,
	Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
	Mike Travis <travis@sgi.com>, Yury Norov <ynorov@marvell.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/5] lib: rework bitmap_parselist
Date: Wed, 3 Apr 2019 14:22:22 +0300	[thread overview]
Message-ID: <20190403112222.GR9224@smile.fi.intel.com> (raw)
In-Reply-To: <20190403044540.16322-3-ynorov@marvell.com>

On Wed, Apr 03, 2019 at 07:45:37AM +0300, Yury Norov wrote:
> Remove __bitmap_parselist helper and split the function to logical
> parts.

>  /**
> - * __bitmap_parselist - convert list format ASCII string to bitmap
> - * @buf: read nul-terminated user string from this buffer
> - * @buflen: buffer size in bytes.  If string is smaller than this
> - *    then it must be terminated with a \0.
> - * @is_user: location of buffer, 0 indicates kernel space
> + * bitmap_parselist - convert list format ASCII string to bitmap

> + * @buf: read user string from this buffer; must be terminated
> + * with a \0 or \n.

It's still good idea to put line continuation with deeper level of
indentation.

>   * @maskp: write resulting mask here
>   * @nmaskbits: number of bits in mask to be written
>   *
> @@ -498,127 +619,38 @@ EXPORT_SYMBOL(bitmap_print_to_pagebuf);
>   *
>   * Returns: 0 on success, -errno on invalid input strings. Error values:
>   *
> - *   - ``-EINVAL``: second number in range smaller than first
> + *   - ``-EINVAL``: wrong region format
>   *   - ``-EINVAL``: invalid character in string
>   *   - ``-ERANGE``: bit number specified too large for mask
> + *   - ``-EOVERFLOW``: integer overflow in the input parameters
>   */

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2019-04-03 11:22 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-03  4:45 [PATCH v3 0/5] lib: rework bitmap_parselist and tests Yury Norov
2019-04-03  4:45 ` [PATCH 1/5] lib: make bitmap_parselist_user() a wrapper on bitmap_parselist() Yury Norov
2019-04-03 11:15   ` Andy Shevchenko
2019-04-03 11:17     ` Andy Shevchenko
2019-04-03 12:17       ` Rasmus Villemoes
2019-04-03 12:36         ` Andy Shevchenko
2019-04-03  4:45 ` [PATCH 2/5] lib: rework bitmap_parselist Yury Norov
2019-04-03 11:22   ` Andy Shevchenko [this message]
2019-04-03  4:45 ` [PATCH 3/5] lib/test_bitmap: switch test_bitmap_parselist to ktime_get() Yury Norov
2019-04-03  4:54 ` [PATCH v3 0/5] lib: rework bitmap_parselist and tests Yury Norov
2019-04-03 11:23   ` Andy Shevchenko
2019-04-03 11:24 ` Andy Shevchenko
2019-04-05 17:32 [PATCH v4 " Yury Norov
2019-04-05 17:32 ` [PATCH 2/5] lib: rework bitmap_parselist Yury Norov
2019-04-08  9:55   ` Andy Shevchenko
2019-04-16  6:37 [PATCH v5 0/5] lib: rework bitmap_parselist and tests Yury Norov
2019-04-16  6:37 ` [PATCH 2/5] lib: rework bitmap_parselist Yury Norov
2019-04-16 13:18   ` Andy Shevchenko

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