On Tue, 2008-08-12 at 19:04 +0100, Jamie Lokier wrote: > David Woodhouse wrote: > > Anything else I need to address before you pull the tree? Any comment on > > the BLKDISCARD ioctl? I've left that one using the non-barrier version > > since it's waiting for it anyway, and shouldn't be happening > > concurrently with anything else. > > What makes you think a userspace filesystem or database wouldn't call > BLKDISCARD concurrently with anything else? The BLKDISCARD ioctl is synchronous -- I haven't done an aio version of it. Issuing a write to the same sectors before it finishes would be kind of silly. -- David Woodhouse Open Source Technology Centre David.Woodhouse@xxxxxxxxx Intel Corporation -- 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
