On Sep 17, 8:42pm, bou...@antioche.eu.org (Manuel Bouyer) wrote: -- Subject: Re: pass-through linux ioctl for mfi(4)
| On Mon, Sep 17, 2012 at 02:31:35PM -0400, Christos Zoulas wrote: | > On Sep 17, 6:08pm, bou...@antioche.eu.org (Manuel Bouyer) wrote: | > -- Subject: Re: pass-through linux ioctl for mfi(4) | > | > | Sorry but I can't see how a kernel with COMPAT_LINUX but without | > | mfi would compile. | > | > You you get the major by name using "mfi"... | | I was talking about Robert's solution, which needs the mfiioctl address. | | I looked a bit at this and it's really not straitforward. We need to | get the vp to have the informations we need, so we're basically re-writing | some of sys/kern's code ... | Do you have a better way to get the file's type and major ? file's f_type should be DTYPE_VNODE, then f_data points to the vnode... This whole thing is too complicated. Perhaps add dlsym() in the kernel to do dlsym("mfiioctl")? :-) christos