From: "Yu-Chen Wu" <g944370@oz.nthu.edu.tw>
To: <linux-kernel@vger.kernel.org>
Subject: Could convert a buffer that allocated by vmalloc to pages?
Date: Tue, 23 Jan 2007 21:04:40 +0800 [thread overview]
Message-ID: <030701c73eef$0b4d0010$0100a8c0@sslabmayasky> (raw)
Hi,
I write a driver have a big buffer (16MB,allocated by vmalloc).
I want to use the buffer to do DMA transmission so I need getting the pages
of the buffer.
Have any kernel API can do this?
My platform is x86_64 and 2GB RAM
THX
next reply other threads:[~2007-01-23 13:02 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-23 13:04 Yu-Chen Wu [this message]
2007-01-23 13:12 ` Could convert a buffer that allocated by vmalloc to pages? Anton Altaparmakov
2007-01-23 14:15 ` Yu-Chen Wu
2007-01-23 14:50 ` Anton Altaparmakov
2007-01-23 15:40 ` Yu-Chen Wu
2007-01-23 19:36 ` Anton Altaparmakov
2007-01-23 15:42 ` Kyle McMartin
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='030701c73eef$0b4d0010$0100a8c0@sslabmayasky' \
--to=g944370@oz.nthu.edu.tw \
--cc=linux-kernel@vger.kernel.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.