From: Pavel Machek <pavel@ucw.cz>
To: Sebastian Capella <sebastian.capella@linaro.org>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-pm@vger.kernel.org, linaro-kernel@lists.linaro.org,
patches@linaro.org, Andrew Morton <akpm@linux-foundation.org>,
Michel Lespinasse <walken@google.com>,
Shaohua Li <shli@kernel.org>,
Jerome Marchand <jmarchan@redhat.com>,
Mikulas Patocka <mpatocka@redhat.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>
Subject: Re: [PATCH v4 1/2] mm: add kstrimdup function
Date: Fri, 31 Jan 2014 11:32:32 +0100 [thread overview]
Message-ID: <20140131103232.GB1534@amd.pavel.ucw.cz> (raw)
In-Reply-To: <1391039304-3172-2-git-send-email-sebastian.capella@linaro.org>
On Wed 2014-01-29 15:48:23, Sebastian Capella wrote:
> kstrimdup will duplicate and trim spaces from the passed in
> null terminated string. This is useful for strings coming from
> sysfs that often include trailing whitespace due to user input.
Is it good idea? I mean "\n\n/foo bar baz" is valid filename in
unix. This is kernel interface, it is not meant to be too user
friendly...
Pavel
> +char *kstrimdup(const char *s, gfp_t gfp)
> +{
> + char *ret = kstrdup(skip_spaces(s), gfp);
> +
> + if (ret)
> + strim(ret);
> + return ret;
> +}
> +EXPORT_SYMBOL(kstrimdup);
> +
> +/**
> * kmemdup - duplicate region of memory
> *
> * @src: memory region to duplicate
--
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next prev parent reply other threads:[~2014-01-31 10:32 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-29 23:48 [PATCH v4 0/2] PM / Hibernate: sysfs resume Sebastian Capella
2014-01-29 23:48 ` [PATCH v4 1/2] mm: add kstrimdup function Sebastian Capella
2014-01-30 0:58 ` Mikulas Patocka
2014-01-30 1:02 ` Mikulas Patocka
2014-01-30 1:27 ` Sebastian Capella
2014-01-30 1:24 ` Joe Perches
2014-01-30 3:41 ` Sebastian Capella
2014-01-30 3:50 ` Joe Perches
2014-01-30 18:07 ` Sebastian Capella
2014-01-31 10:32 ` Pavel Machek [this message]
2014-01-31 10:46 ` David Rientjes
2014-01-31 12:24 ` Pavel Machek
2014-01-31 20:00 ` Sebastian Capella
2014-01-29 23:48 ` [PATCH v4 2/2] PM / Hibernate: use name_to_dev_t to parse resume Sebastian Capella
2014-01-30 18:01 ` Pavel Machek
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