From: Andrew Morton <akpm@osdl.org>
To: Ravikiran G Thirumalai <kiran@in.ibm.com>
Cc: linux-kernel@vger.kernel.org, manfred@colorfullife.com,
rusty@rustcorp.com.au, dipankar@in.ibm.com
Subject: Re: [patch] mm: Reimplementation of dynamic percpu memory allocator
Date: Fri, 14 Jan 2005 01:34:25 -0800 [thread overview]
Message-ID: <20050114013425.77ad7c3f.akpm@osdl.org> (raw)
In-Reply-To: <20050114150519.GA3189@impedimenta.in.ibm.com>
Ravikiran G Thirumalai <kiran@in.ibm.com> wrote:
>
> Just out of curiosity, is bubble
> sort unpopular or having two sort functions in the kernel source tree an
> issue here?
yes and yes ;)
> >
> > Why cannot the code simply call vmalloc rather than copying its internals?
>
> Node local allocation. vmalloc cannot ensure pages for correspomding
> cpus are node local. Also, design goal was to allocate pages for
> cpu_possible cpus only. With plain vmalloc, we will end up allocating
> pages for NR_CPUS.
So... is it not possible to enhance vmalloc() for node-awareness, then
just use it?
next prev parent reply other threads:[~2005-01-14 9:34 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-13 8:34 Ravikiran G Thirumalai
2005-01-13 8:57 ` Andrew Morton
2005-01-14 15:05 ` Ravikiran G Thirumalai
2005-01-14 9:34 ` Andrew Morton [this message]
2005-01-17 18:27 ` Ravikiran G Thirumalai
2005-01-17 22:11 ` Andrew Morton
2005-01-18 5:59 ` Ravikiran G Thirumalai
2005-01-14 2:24 ` Rusty Russell
2005-01-14 9:58 ` Ravikiran G Thirumalai
2005-01-14 10:41 ` Rusty Russell
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