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SubjectRe: Mounting a in-ROM filesystem efficiently
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brad@ltc.com said:
> That sounds nice, but I cannot imagine how much trouble it would be
> to implement.

Adding the pages to the page cache on read_inode() is fairly simple. Hacking
the kernel so that readpage() can provide its own page less so.

> Actually, I've used that patch on a system that had a cramfs/xip and
> a jffs partition on the same flash chip where the kernel was running
> xip out of flash. :-)

S'OK if you have the right type of flash chips, I suppose :)

--
dwmw2


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