From: Andrew Morton <akpm@digeo.com>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: davem@redhat.com, dipankar@in.ibm.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kmalloc_percpu
Date: Mon, 5 May 2003 21:28:16 -0700 [thread overview]
Message-ID: <20030505212816.7cb0ec49.akpm@digeo.com> (raw)
In-Reply-To: <20030506040856.8B3712C36E@lists.samba.org>
Rusty Russell <rusty@rustcorp.com.au> wrote:
>
> > I think the fixed size pool is perfectly reasonable.
>
> Yes. It's a tradeoff. I think it's worth it at the moment (although
> I'll add a limited printk to __alloc_percpu if it fails).
>
It's OK as long as nobody uses the feature! Once it starts to be commonly
used (say, in driver ->open() methods) then we'll get into the same problems
as with vmalloc exhaustion, vmalloc fragmentation, large physically-contig
allocations, etc.
Ho-hum. Can the magical constant become a __setup thing?
next prev parent reply other threads:[~2003-05-06 4:14 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-05 8:08 [PATCH] kmalloc_percpu Rusty Russell
2003-05-05 8:47 ` Andrew Morton
2003-05-06 0:47 ` Rusty Russell
2003-05-06 1:52 ` Andrew Morton
2003-05-06 2:11 ` David S. Miller
2003-05-06 4:08 ` Rusty Russell
2003-05-06 3:40 ` David S. Miller
2003-05-06 5:02 ` Andrew Morton
2003-05-06 4:16 ` David S. Miller
2003-05-06 5:48 ` Andrew Morton
2003-05-06 5:35 ` David S. Miller
2003-05-06 6:55 ` Andrew Morton
2003-05-06 5:57 ` David S. Miller
2003-05-06 7:22 ` Andrew Morton
2003-05-06 6:15 ` David S. Miller
2003-05-06 7:34 ` Andrew Morton
2003-05-06 8:42 ` William Lee Irwin III
2003-05-06 14:38 ` Martin J. Bligh
2003-05-06 7:20 ` Dipankar Sarma
2003-05-06 8:28 ` Rusty Russell
2003-05-06 8:47 ` Andrew Morton
2003-05-07 1:57 ` Rusty Russell
2003-05-07 2:41 ` William Lee Irwin III
2003-05-07 4:03 ` Paul Mackerras
2003-05-07 4:22 ` William Lee Irwin III
2003-05-07 4:56 ` Paul Mackerras
2003-05-07 5:19 ` William Lee Irwin III
2003-05-07 4:10 ` Martin J. Bligh
2003-05-07 12:13 ` William Lee Irwin III
2003-05-07 4:15 ` Rusty Russell
2003-05-07 5:37 ` Andrew Morton
2003-05-08 0:53 ` Rusty Russell
2003-05-06 14:41 ` Martin J. Bligh
2003-05-06 6:42 ` Andrew Morton
2003-05-06 5:39 ` David S. Miller
2003-05-06 6:57 ` Andrew Morton
2003-05-06 7:25 ` Jens Axboe
2003-05-06 10:41 ` Ingo Oeser
2003-05-06 16:05 ` Bryan O'Sullivan
2003-05-06 8:06 ` Rusty Russell
2003-05-06 5:03 ` Dipankar Sarma
2003-05-06 4:28 ` Andrew Morton [this message]
2003-05-06 3:37 ` David S. Miller
2003-05-06 4:11 ` Rusty Russell
2003-05-06 5:07 ` Ravikiran G Thirumalai
2003-05-06 8:03 ` Rusty Russell
2003-05-06 9:23 ` David S. Miller
2003-05-06 9:34 ` Ravikiran G Thirumalai
2003-05-06 9:38 ` Dipankar Sarma
2003-05-07 2:14 ` Rusty Russell
2003-05-07 5:51 ` Ravikiran G Thirumalai
2003-05-07 6:16 ` Rusty Russell
2003-05-08 7:42 ` Ravikiran G Thirumalai
2003-05-08 7:47 ` Rusty Russell
-- strict thread matches above, loose matches on Subject: below --
2002-10-31 16:06 [patch] kmalloc_percpu Ravikiran G Thirumalai
2002-11-01 8:33 ` Rusty Russell
2002-11-05 16:00 ` Dipankar Sarma
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