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Re: More about MOD_INC_USE_COUNT

On Sun, Dec 08, 2002 at 07:10:39PM -0600, Curran, Dominic wrote:

> You want to put it in your open handler.  This is the handler that gets
> called when a user mode app opens a handle (file descriptor) to your driver
> using fd=open("/dev/mydriver",...).

No you don't. You want to set the relevant .owner field in the ops
structure you pass to the register function to be "THIS_MODULE"

> I am interested to know why he said that, is the 2.5 kernel keeping track of
> this internally now John ?

See above.

Search the lkml archives for Rusty Russell's HOWTO on module reference
counting in the new world

regards
john

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