linux-kernel - Re: [PATCH 1/10] sysfs: fix kmem_cache

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Date:	Tue, 17 Jul 2007 10:04:28 +0300 (EEST)
From:	Pekka J Enberg <penberg@...helsinki.fi>
To:	Akinobu Mita <akinobu.mita@...il.com>
cc:	Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/10] sysfs: fix kmem_cache_free(NULL)

2007/7/17, Greg KH <gregkh@...e.de>:
> > Why not just allow kmem_cache_free() to allow NULL like other functions
> > in the kernel?

On Tue, 17 Jul 2007, Akinobu Mita wrote:
> It seems there was discussion about this and no conclusion
> yet?
 
IIRC the patch was rejected by relevant maintainers because it slows 
down kmem_cache_free() which is presumably bad for some hot-paths...

				Pekka
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