Date: Mon, 01 Aug 2005 17:51:59 +0800 From: yf-263 <yfyoufeng@263.net> To: Ryan Sommers <ryans@gamersimpact.com> Cc: freebsd-fs@freebsd.org, freebsd-hackers@freebsd.org Subject: Re: Pointers for understanding vfs/buffer/filesystem architecture Message-ID: <1122889920.2885.2.camel@localhost.localdomain> In-Reply-To: <42EB9005.8080200@gamersimpact.com> References: <42E9A0E7.40703@centtech.com> <42EB9005.8080200@gamersimpact.com>
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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@263.net> Unix-driver.org
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