Messages in this thread | | | Date | Thu, 8 Jul 1999 20:29:32 +0200 | From | Pavel Machek <> | Subject | Re: albods - loop with holes (does not work) |
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Hi!
> Hi, all. I see this discussion is still going on. Here's an > interesting idea for you (not mine, some other guy suggested it in > private email, but he doesn't seem to have taken up my suggestion of > posting it to linux-kernel). > > His idea is to used a modified loop driver, and build a filesystem in > a regular file, then mount this FS if you want to access different > data "streams". > > When creating the file, make it huge, but filled with holes. The > modified loop block driver would fill in holes as required (assuming > it doesn't do this already: I haven't looked).
loop does NOT work with holes, look at my prev. postings. It might be non-trivial to fix.
> If you want to see the albod as atomic, just look at the file. Move > it, ftp it, whatever. No kernel/libc hacks required. If you want to > see the data "streams", mount the file. No new semantics required.
Hmm, and you ftp 100Meg file full of zeros :-).
Pavel -- The best software in life is free (not shareware)! Pavel GCM d? s-: !g p?:+ au- a--@ w+ v- C++@ UL+++ L++ N++ E++ W--- M- Y- R+
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