Messages in this thread | | | Date | Tue, 27 Aug 2002 13:13:37 -0600 (MDT) | From | Thunder from the hill <> | Subject | Re: block device/VM question |
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Hi,
On Tue, 27 Aug 2002, Peter T. Breuer wrote: > Yecch. I have the inode of the sepecial device file. I don't want to > know the name. I even have a file pointer.
Then you're obviously for the wrong stuff.
> In dentry_open(), we get a struct file f = get_empty_filp(), and then > fill out various of its fields with enormously obscure things.
For a good reason: we always need to fill in the values somewhere, they don't quite come from heaven.
> And for the O_DIRECT flag we seem to do alloc_kiovec(1, &f->f_iobuf).
Perhaps we should go biovec here?
For you, if you can stand it you can even go directly into the dio stuff from direct-io.c. You'll just need to know what to do. Or you fill your information into some underway function.
Thunder -- --./../...-/. -.--/---/..-/.-./..././.-../..-. .---/..-/.../- .- --/../-./..-/-/./--..-- ../.----./.-../.-.. --./../...-/. -.--/---/..- .- -/---/--/---/.-./.-./---/.--/.-.-.- --./.-/-.../.-./.././.-../.-.-.-
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