From: Martin Dalecki <dalecki@evision-ventures.com>
To: Pete Zaitcev <zaitcev@redhat.com>
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: Patch to split kmalloc in sd.c in 2.4.18+
Date: Sat, 23 Mar 2002 14:18:34 +0100 [thread overview]
Message-ID: <3C9C80AA.1080800@evision-ventures.com> (raw)
In-Reply-To: <20020322215809.A17173@devserv.devel.redhat.com>
Pete Zaitcev wrote:
> Hello:
>
> One problem I see when trying to use a box with 128 SCSI disks
> is that sd_mod sometimes refuses to load. Earlier kernels simply
> oopsed when it happened, but that is fixed in 2.4.18. The root
> of the evil is the enormous array sd[] that sd_init allocates.
> Alan suggested to split the allocation, which is what I did.
>
> Arjan said that it may be easier to use vmalloc, and sure it is.
> However, I heard that vmalloc space is not too big, so it may
> make sense to conserve it (especially on non-x86 32-bitters).
kmalloc is spare - the vmalloc space is *HUUUUUGE*.
(The v stands for virtual as in virtual memmory...)
next prev parent reply other threads:[~2002-03-23 13:20 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-23 2:58 Patch to split kmalloc in sd.c in 2.4.18+ Pete Zaitcev
2002-03-23 13:18 ` Martin Dalecki [this message]
2002-03-23 14:01 ` arjan
2002-03-23 17:07 ` Douglas Gilbert
2002-03-23 18:46 ` Eric Youngdale
2002-03-23 19:37 ` Pete Zaitcev
2002-03-23 20:03 ` Richard Gooch
2002-03-24 4:12 ` Douglas Gilbert
2002-03-24 5:16 ` Andre Hedrick
2002-03-24 5:38 ` Pete Zaitcev
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