Pointers for understanding vfs/buffer/filesystem architecture
yf-263
yfyoufeng at 263.net
Mon Aug 1 01:52:09 GMT 2005
在 2005-07-30六的 09:34 -0500,Ryan Sommers写道:
> Eric Anderson wrote:
> > I've very interested in learning about FreeBSD's implementation of
> > vfs/buffer cache/fs archicture. I've read through mckusick@'s chapter
> > in the Design and Implmentation of FreeBSD book, and I've read the UNIX
> > Filesystems book cover to cover.
> >
> > What I'd like to see/read/understand, is how FreeBSD in particular is
> > put together in this regard, and then I'd like to go about writing a
> > very very simple filesystem as a learning excercise.
> >
> > Can anyone give me some pointers? Would anyone be willing to guide me
> > along in my quest by answering questions (off list if preferred, or on
> > list), etc?
> >
> > Thanks in advance for the hints/input!
> > Eric
> >
> >
>
> Best place would be the source code itself. I think the nullfs
> implementation would be a good place (src/sys/fs/nullfs). I thought I
> also remembered some little article on writing an FS for freebsd,
> finding it is eluding me though.
I'm also doing the same work. Now I'm working on port our data access
library into the FreeBSD kernel space as a vnode hooks. Hope we can help
each others :)
>
--
yf-263 <yfyoufeng at 263.net>
Unix-driver.org
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