From: Arjan van de Ven <arjanv@redhat.com>
To: Vasu Varma P V <pvvvarma@techmas.hcltech.com>,
linux-kernel@vger.kernel.org
Subject: Re: DMA memory limitation?
Date: Thu, 05 Jul 2001 12:54:50 +0100 [thread overview]
Message-ID: <3B44558A.B52B5C60@redhat.com> (raw)
In-Reply-To: <3B4453E6.F4342781@techmas.hcltech.com>
Vasu Varma P V wrote:
>
> Hi,
>
> Is there any limitation on DMA memory we can allocate using
> kmalloc(size, GFP_DMA)? I am not able to acquire more than
> 14MB of the mem using this on my PCI SMP box with 256MB ram.
> I think there is restriction on ISA boards of 16MB.
> Can we increase it ?
Why?
YOu don't have to allocate GFP_DMA memory for PCI cards!
GFP_DMA is for ISA cards only
next prev parent reply other threads:[~2001-07-05 11:55 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-07-05 11:47 Vasu Varma P V
2001-07-05 11:53 ` Alan Cox
2001-07-05 11:54 ` Arjan van de Ven [this message]
2001-07-05 12:37 ` Vasu Varma P V
2001-07-05 12:37 ` Richard B. Johnson
2001-07-05 17:07 ` Christophe Beaumont
2001-07-05 17:19 ` Richard B. Johnson
2001-07-06 8:59 ` Helge Hafting
2001-07-06 9:44 ` Steffen Persvold
2001-07-06 11:08 ` Alan Cox
2001-07-06 11:27 ` Jeff Garzik
2001-07-06 15:16 ` Steffen Persvold
2001-07-06 15:39 ` Jeff Garzik
2001-07-06 15:48 ` Alan Cox
2001-07-06 15:56 Matt_Domsch
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3B44558A.B52B5C60@redhat.com \
--to=arjanv@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=pvvvarma@techmas.hcltech.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®