On Wed, 6 Oct 2010 12:22:24 +0200, Jan Kara <jack@xxxxxxx> wrote: > On Tue 05-10-10 22:20:20, Dmitry Monakhov wrote: > > Currently quota lists are global which is very bad for scalability. > > * inuse_lists -> sb->s_dquot->dq_inuse_list > > * free_lists -> sb->s_dquot->dq_free_lists > > * Add per sb lock for quota's lists protection > > > > Do not remove dq_lists_lock is used now only for protecting quota_hash > Hmm, wouldn't be it easier to just convert lists to per-sb ones in this > patch, convert hash in the next patch, and convert the spinlock in the last > one. You wouldn't have to have both spinlocks in parallel... But that's > just a nit ;). I've hoped that this would be easier to read and review. IMHO This that approach one may understand my ideas just by looking to diff. But if you want i can destroy and reassemble locking logic in one patch :) > > Honza > -- > Jan Kara <jack@xxxxxxx> > SUSE Labs, CR > -- > To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
