Steven Whitehouse writes:
> [PATCH 14/16] GFS2:
>
[...]
> +
> +int gdlm_kobject_setup(struct gdlm_ls *ls, struct kobject *fskobj)
> +{
> + int error;
> +
> + error = kobject_set_name(&ls->kobj, "%s", "lock_module");
> + if (error) {
> + log_error("can't set kobj name %d", error);
> + return error;
> + }
> +
> + ls->kobj.kset = &gdlm_kset;
> + ls->kobj.ktype = &gdlm_ktype;
> + ls->kobj.parent = fskobj;
> +
> + error = kobject_register(&ls->kobj);
What prevents races between file system umount (and file system module
unloading) and invocations of ->show/->store? This used to be a
show-stopper for exporting file system attributes in sysfs.
Nikita.
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