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 ` 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
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