Quoting Miao Xie (2013-07-11 01:25:38) > Before applying this patch, we cached the csum value into the extent state > tree when reading some data from the disk, this operation increased the lock > contention of the state tree. > > Now, we just store the csum value into the bio structure or other unshared > structure, so we can reduce the lock contention.
Perfect, this is a great way to use the extra bio struct. -chris -- 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
