On Tue, 2010-12-14 at 08:40 +0800, Andrew Morton wrote: > On Mon, 13 Dec 2010 15:22:10 +0800 > Shaohua Li <shaohua.li@xxxxxxxxx> wrote: > > > Add an ioctl to dump filesystem's metadata in memory in vfs. Userspace collects > > such info and uses it to do metadata readahead. > > Filesystem can hook to super_operations.metadata_incore to get metadata in > > specific approach. Next patch will give an example how to implement > > .metadata_incore in btrfs. > > Thanks for your time, akpm. I'll adopt your suggestions in next post. Thanks, Shaohua -- 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