Re: [PATCH 14/16] GFS2: The DLM interface module

From: David Teigland
Date: Thu Sep 07 2006 - 10:57:42 EST


On Tue, Sep 05, 2006 at 02:05:14PM +0200, Jan Engelhardt wrote:
>
> >+int gdlm_get_lock(lm_lockspace_t *lockspace, struct lm_lockname *name,
> >+ lm_lock_t **lockp)
> >+{
> >+ struct gdlm_lock *lp;
> >+ int error;
> >+
> >+ error = gdlm_create_lp((struct gdlm_ls *) lockspace, name, &lp);
> >+
> >+ *lockp = (lm_lock_t *) lp;
>
> This cast is alright in itself. Considering however that lm_lock_t is
> currently typedef'ed to void, it looks a little different. (One _could_
> get rid of it, but better not while it is called lm_lock_t. Leave as-is
> for now.)

Hi Jan,

I'm wondering what you might suggest instead of using the lm_lockspace_t,
lm_lock_t, lm_fsdata_t typedefs. These are opaque objects passed between
gfs and the lock modules. Could you give an example or point to some code
that shows what you're thinking?

Thanks,
Dave

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/