On Tue, Oct 05, 2010 at 10:20:20PM +0400, 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 I'm not a big fan of adding tons of new fields to the generic superblock for a handfull filesystems actually using it. Can you look into introducing a quota_sb structure that the few filesystems that use it can embedd into their superblock? -- 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