Messages in this thread | | | Date | Sat, 21 Aug 2010 09:47:59 +1000 | From | Neil Brown <> | Subject | Re: [PATCH -V18 04/13] vfs: Allow handle based open on symlinks |
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On Fri, 20 Aug 2010 15:25:29 +0200 Peter Dijkstra <peter@infradead.org> wrote:
> On Fri, 2010-08-20 at 19:53 +1000, Neil Brown wrote: > > With futexes we suddenly get a file descriptor for something we could never > > get a file descriptor on before and that doesn't seem to be a problem. > > FWIW > > commit 82af7aca56c67061420d618cc5a30f0fd4106b80 > Author: Eric Sesterhenn <snakebyte@gmx.de> > Date: Fri Jan 25 10:40:46 2008 +0100 > > Removal of FUTEX_FD
Interesting - thanks.
OK, adjust my argument to reference signalfd, timerfs and pollfd.
I haven't looked at that code before - "anon_inode_getfd" gives you an fd on an inode for which (stat.st_mode & S_IFMT) == 0 Cool! They have no format at all :-)
NeilBrown
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