From: Samuel Thibault <samuel.thibault@eu.citrix.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] Improve DMA transfers by increasing the buffer size.
Date: Fri, 28 Mar 2008 11:05:17 +0100 [thread overview]
Message-ID: <20080328100517.GC3979@implementation.orange-hotspot.com> (raw)
In-Reply-To: <20080327235340.GA7964@volta.aurel32.net>
Aurelien Jarno, le Fri 28 Mar 2008 00:53:40 +0100, a écrit :
> > +#define IDE_DMA_BUF_SIZE 131072
>
> Wouldn't it be better to define this value in number of sectors? This
> would avoid a few divisions in the code, and anyway the code handling
> DMA transfers is working with a number of sectors, not a number of
> bytes.
Right.
Samuel
next prev parent reply other threads:[~2008-03-28 10:06 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-26 16:35 [Qemu-devel] [PATCH] Improve DMA transfers by increasing the buffer size Ian Jackson
2008-03-27 23:53 ` Aurelien Jarno
2008-03-28 10:05 ` Samuel Thibault [this message]
2008-03-28 11:35 ` Ian Jackson
2008-03-28 16:22 ` Aurelien Jarno
2008-03-29 12:16 ` Aurelien Jarno
2008-03-31 15:25 ` Ian Jackson
2008-03-30 10:42 ` Avi Kivity
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