From: Steven Scholz <steven.scholz@imc-berlin.de>
To: Alan <alan@lxorguk.ukuu.org.uk>
Cc: linux-ide@vger.kernel.org
Subject: Re: Impact of no_lba48{_dma} = 1 ?
Date: Wed, 07 Feb 2007 14:25:34 +0100 [thread overview]
Message-ID: <45C9D34E.1060007@imc-berlin.de> (raw)
In-Reply-To: <20070207115826.2e3609e3@localhost.localdomain>
Alan,
>> How about performance impact of
>>
>> if (hwif->no_lba48 || hwif->no_lba48_dma)
>> hwif->rqsize = 256;
>> else
>> hwif->rqsize = 65536;
>>
>> in ide-probe.c ?
>
> Only relevant for DMA really
So rqsize is only needed for DMA accesses?
next prev parent reply other threads:[~2007-02-07 13:25 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-07 9:56 Impact of no_lba48{_dma} = 1 ? Steven Scholz
2007-02-07 11:58 ` Alan
2007-02-07 13:25 ` Steven Scholz [this message]
2007-02-07 13:53 ` Alan
2007-02-07 13:49 ` Sergei Shtylyov
2007-02-07 14:11 ` Alan
2007-02-07 14:03 ` Steven Scholz
2007-02-07 14:19 ` Alan
2007-02-07 14:10 ` Sergei Shtylyov
2007-02-07 13:57 ` Steven Scholz
2007-02-07 14:09 ` Sergei Shtylyov
2007-02-07 14:16 ` Alan
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