On Tue, Feb 22, 2011 at 11:45:44AM -0500, Martin K. Petersen wrote: > Also, DIX is only the tip of the iceberg. Many other impending > technologies feature checksums and require pages to be stable during I/O > due to checksumming, encryption and so on. > > The VM is already trying to do the right thing. We just need the > relevant filesystems to catch up. ocfs2 handles stable metadata for its checksums when feeding things to the journal. If we're doing pagecache-based I/O, is the pagecache going to help here for data? Joel -- "Gone to plant a weeping willow On the bank's green edge it will roll, roll, roll. Sing a lulaby beside the waters. Lovers come and go, the river roll, roll, rolls." http://www.jlbec.org/ jlbec@xxxxxxxxxxxx -- 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
