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From: "Pekka Enberg" <penberg@cs.helsinki.fi>
To: "Boaz Harrosh" <bharrosh@panasas.com>
Cc: "Hugh Dickins" <hugh@veritas.com>,
	"James Bottomley" <James.Bottomley@hansenpartnership.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"FUJITA Tomonori" <fujita.tomonori@lab.ntt.co.jp>,
	"Jens Axboe" <jens.axboe@oracle.com>,
	"Christoph Lameter" <clameter@sgi.com>,
	"Peter Zijlstra" <a.p.ziljstra@chello.nl>,
	"Rafael J. Wysocki" <rjw@sisk.pl>,
	mpm@selenic.com, linux-scsi <linux-scsi@vger.kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: scsi: fix sense_slab/bio swapping livelock
Date: Mon, 7 Apr 2008 13:17:54 +0300	[thread overview]
Message-ID: <84144f020804070317j4af69036q9801c288ba9ecac4@mail.gmail.com> (raw)
In-Reply-To: <47F9F266.4090107@panasas.com>

Hi Boaz,

On Mon, Apr 7, 2008 at 1:07 PM, Boaz Harrosh <bharrosh@panasas.com> wrote:
>  Please forgive my ignorance, but what is then the difference between kmem_cache_alloc()
>  and kmalloc?

Constructors, user-defined alignment, and tighter object packing.

On Mon, Apr 7, 2008 at 1:07 PM, Boaz Harrosh <bharrosh@panasas.com> wrote:
>  would you not agree that sometimes we want to override that sharing of SLOBs?

To be honest, I really don't quite understand your use-case. But as
far as I can tell, it hasn't never been explicitly guaranteed and most
certainly has not been true since the merging of SLOB and more
recently SLUB.

                Pekka

      reply	other threads:[~2008-04-07 10:18 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <200804062359.m36Nx3lA016774@hera.kernel.org>
     [not found] ` <47F9EAD9.3060103@panasas.com>
     [not found]   ` <Pine.LNX.4.64.0804071248110.30814@sbz-30.cs.Helsinki.FI>
2008-04-07 10:07     ` Boaz Harrosh
2008-04-07 10:17       ` Pekka Enberg [this message]

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