Date: Tue, 04 Aug 2009 09:37:41 -0700 From: Julian Elischer <julian@elischer.org> To: Maslan <maslanbsd@gmail.com> Cc: Ed Schouten <ed@80386.nl>, FreeBSD Hackers <freebsd-hackers@freebsd.org> Subject: Re: sosend() and mbuf Message-ID: <4A7863D5.3000701@elischer.org> In-Reply-To: <319cceca0908040252w105d3dfdge9dec3c8b6d28607@mail.gmail.com> References: <319cceca0908030119i3432a495ya60aa431dab0e1b1@mail.gmail.com> <86k51k4kvl.fsf@ds4.des.no> <86fxc84ksj.fsf@ds4.des.no> <200908040138.14743.max@love2party.net> <319cceca0908040227hf9a0f92jbf05b11e9f974994@mail.gmail.com> <20090804093036.GN1292@hoeg.nl> <319cceca0908040239k2accd7fen402db4c91687a267@mail.gmail.com> <20090804094142.GO1292@hoeg.nl> <319cceca0908040252w105d3dfdge9dec3c8b6d28607@mail.gmail.com>
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Maslan wrote: >> Is it possible to call kern_open() from within a kernel thread anyway? > I think yes, It worked on the parent thread before creating a new kthread. > See OpenKETA source, its using the same approach. I wouldn't count on that.. >> kern_open() depends on a file descriptor table, right? > Yes, it returns a fd in the curthread->td_retval[0], which i should > use within the same thread to deal with this file. and kernel threads have not file descriptors (I think) so.... it would crash... isn't that what you are seeing? > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"
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