On 06/23/2016 12:43 PM, David Sterba wrote: > On Mon, Jun 20, 2016 at 02:26:12PM +0300, Nikolay Borisov wrote: >> I have a question regarding the SLAB_RECLAIM_ACCOUNT flag with which >> BTRFS caches are created. Currently there isn't a single usage of >> register_shrinker under fs/btrfs. > > The SLAB_RECLAIM_ACCOUNT flag has been there since the first versions in > 2007 (when shrinkeres did not exist) but I can't find any specific > reason why. > >> Apart from the inode cache which is >> being shrunk from the generic super_cache_scan I don't think the memory >> used for those caches should be accounted as reclaimable? > > I agree, in most cases I don't see any possibility to reclaim the > objects earlier than the explicit free.
If that's the case, then I'll be happy to send a patch. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
