Re: [RFC] persistent store

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On Mon, Nov 22, 2010 at 17:55, Tony Luck <tony.luck@xxxxxxxxx> wrote:
> On Sun, Nov 21, 2010 at 5:59 PM, Huang Ying <ying.huang@xxxxxxxxx> wrote:
>> This patch provides a general "read" interface for kmsg_dumper and some
>> other persistent storage users. Another possible choice is to just
>> extend the original interface to add persistent store support. For
>> example, we can add a "read" function in kmsg_dumper, and output the
>> content of persistent store via extend /dev/kmsg via prefix every line
>> comes from persistent store or adding some "ioctl" to do that. (But it
>> seems that nobody likes "ioctl").
> In Linux (and Unix before it) "everything is a file" ... but this
> doesn't work very well if the file has internal structure (e.g.
> is made of records that can be individually changed or
> deleted). ÂA filesystem seems a much better model.

Any tangents with "pramfs: persistent and protected RAM filesystem"
on linux-embedded?



Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
             Â Â -- Linus Torvalds
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