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* Johannes Berg <johannes@sipsolutions.net> wrote: > +#ifdef CONFIG_LOCKDEP > + /* > + * It is permissible to free the struct work_struct > + * from inside the function that is called from it, > + * this we need to take into account for lockdep too. > + * To avoid bogus "held lock freed" warnings as well > + * as problems when looking into work->lockdep_map, > + * make a copy and use that here. > + */ > + struct lockdep_map lockdep_map = work->lockdep_map; > +#endif > + lock_acquire(&lockdep_map, 0, 0, 0, 2, _THIS_IP_); > f(work); > + lock_release(&lockdep_map, 1, _THIS_IP_); neat trick :) Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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