From: Roland Dreier <rdreier@cisco.com>
To: "Robert P. J. Day" <rpjday@mindspring.com>
Cc: Mariusz Kozlowski <m.kozlowski@tuxland.pl>,
surya.prabhakar@wipro.com, mingo@redhat.com,
yaku@css1.kbnes.nec.co.jp, kisimoto@css1.kbnes.nec.co.jp,
zab@redhat.com, Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: [KJ] replacing kmalloc with kzalloc in io_apic.c
Date: Mon, 13 Aug 2007 10:27:07 -0700 [thread overview]
Message-ID: <aday7gf8hw4.fsf@cisco.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0708131153190.4382@localhost.localdomain> (Robert P. J. Day's message of "Mon, 13 Aug 2007 11:54:42 -0400 (EDT)")
> from my days submitting numerous patches of this type, i can recall
> that in cases like the above, it's a judgment call -- use kzalloc to
> get the zeroing, or use kcalloc to get the array-flavoured behaviour.
> what a shame you can't have both at the same time.
kcalloc() zeros memory just like standard calloc() in userspace.
As <linux/slab.h> says:
* kcalloc - allocate memory for an array. The memory is set to zero.
next prev parent reply other threads:[~2007-08-13 17:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-13 8:31 [KJ] replacing kmalloc with kzalloc in io_apic.c Surya Prabhakar N
2007-08-13 13:18 ` Mariusz Kozlowski
2007-08-13 15:54 ` Robert P. J. Day
2007-08-13 17:27 ` Roland Dreier [this message]
2007-08-13 17:26 ` Robert P. J. Day
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