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From: David Woodhouse <dwmw2@infradead.org>
To: Thomas Capricelli <orzel@kde.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Mounting a in-ROM filesystem efficiently
Date: Thu, 13 Dec 2001 17:49:00 +0000	[thread overview]
Message-ID: <1116.1008265740@redhat.com> (raw)
In-Reply-To: <20011213163912.5741223CCD@persephone.dmz.logatique.fr>
In-Reply-To: <20011213163912.5741223CCD@persephone.dmz.logatique.fr>  <20011213160007.D998D23CCB@persephone.dmz.logatique.fr> <066801c183f2$53f90ec0$5601010a@prefect>


orzel@kde.org said:
>  Does it mean that NONE of the existing embedded linux is able to use
> a ROM  directly as a filesystem ?? (either root fs or not) 

Out of the box, no. XIP isn't that interesting. Most boxes have flash, and 
flash is more expensive than RAM - so compression is more useful than XIP 
in many cases. Obviously the two are mutually exclusive.

Writing to an XIP filesystem is fairly hard too.

--
dwmw2



  parent reply	other threads:[~2001-12-13 17:58 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-12-13 16:02 Mounting a in-ROM filesystem efficiently Thomas Capricelli
2001-12-13 16:22 ` Bradley D. LaRonde
2001-12-13 16:41   ` Thomas Capricelli
2001-12-13 17:10     ` Bradley D. LaRonde
2001-12-13 18:02       ` Richard B. Johnson
2001-12-13 18:14         ` Bradley D. LaRonde
2001-12-13 18:34           ` Richard B. Johnson
2001-12-13 18:52             ` Bradley D. LaRonde
2001-12-13 19:41               ` Richard B. Johnson
2001-12-13 20:09                 ` Bradley D. LaRonde
     [not found]                 ` <08d701c18412/mnt/tmp/sendmee91d2c0601010a@prefect>
2001-12-18  1:27                   ` Pavel Machek
2001-12-14 11:03     ` Catalin Marinas
2001-12-13 17:49   ` David Woodhouse [this message]
2001-12-13 18:06     ` Bradley D. LaRonde
2001-12-13 20:38 ` H. Peter Anvin
2001-12-13 20:52   ` Bradley D. LaRonde
2001-12-14  9:45 ` David Woodhouse
2001-12-14 15:27   ` Bradley D. LaRonde
2001-12-14 16:51   ` David Woodhouse
2001-12-14 17:02     ` Bradley D. LaRonde
2001-12-14 17:03     ` David Woodhouse
2001-12-14 17:12       ` Bradley D. LaRonde
2001-12-14 17:16       ` David Woodhouse
2001-12-14 17:27         ` Bradley D. LaRonde
2001-12-16  9:51     ` Christoph Rohland
2002-01-23  8:01     ` Eric W. Biederman
     [not found] <20011214072540.D7457@duron.intern.kubla.de>
2001-12-17 13:24 ` Richard B. Johnson
2001-12-18 12:10   ` Helge Hafting
2001-12-18 14:00     ` Richard B. Johnson
2001-12-18 14:09       ` Alan Cox
2001-12-18 15:21         ` Mr. James W. Laferriere
2001-12-18 20:56         ` H. Peter Anvin
2001-12-18 16:27       ` Kent Borg
2001-12-18 17:05       ` Herman Oosthuysen

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