Messages in this thread | | | Date | Tue, 13 Nov 2001 00:47:45 +0000 | From | Anton Altaparmakov <> | Subject | Re: [RFC][PATCH] VFS interface for extended attributes |
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At 00:32 13/11/01, Alexander Viro wrote: >On Mon, 12 Nov 2001, Andreas Gruenbacher wrote: > > There is one difference between the interfaces you are complaining about > > above and the proposed EA interface for EA's: In those interfaces you have > > wildcard parameters that are used for who-knows-what, depending on a > > command-like parameter, including use as a value, use as a pointer to a > > value/struct, etc. > >Yes, and? You've got more than enough material for the same kind of >abuse. What's more, you _already_ have it - in some of the subfunctions >*data is read from, in some - written to, in some - ignored. Worse >yet, in some subfunctions we put structured data in there, in some - >just a chunk of something. > >With all that, who had said that a year down the road we won't get a >dozen of new syscalls hiding behind that one? > >Sorry, folks, but idea of private extendable syscall table (per-filesystem, >no less) doesn't look like a good thing. That's _the_ reason why ioctl() >is bad.
Al,
Out of interest, which access interface(s) would you like to see used?
Giving a few suggestions you would be happy with would be a lot easier on anyone trying to develop a filesystem API than for them having to come up with one after the other until one is found which you approve of... (-;
Best regards,
Anton
-- "I've not lost my mind. It's backed up on tape somewhere." - Unknown -- Anton Altaparmakov <aia21 at cam.ac.uk> (replace at with @) Linux NTFS Maintainer / WWW: http://linux-ntfs.sf.net/ ICQ: 8561279 / WWW: http://www-stu.christs.cam.ac.uk/~aia21/
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