On Thu, May 15, 2008 at 04:26:17PM +0800, rae l wrote: > On Thu, May 15, 2008 at 2:45 PM, Rus-Rebreanu Alin-Florin > <netblock%gmail.com@localhost> wrote: > > Hi everyone, > > I may be a little late so my apologies. As I said in a previous email > > my job is to implement ext3 support on NetBSD as a GSoC student. > > My plan is to use the already available wapbl code to add journaling > > support to the ext2fs implementation. Since wapbl code has its primary > > target FFS some work needs to be done such that we have a more > > abstract journaling layer (like JBD with those familiar to linux). > > This will help when adding journaling capabilities to other > > filesystems. At this moment wapbl supports only metadata logging but > > in order to fully support ext3 there must also be support for > > data=journal and data=writeback. > I think it's a good idea to implement JBD for NB first. Why? We've looked at JBD in the past, and I see no reason to actually use it. We certainly want to write the same data to disk, and we want to be able to read what it write, but I see no reason to use a block device abstraction. Take care, Bill
Attachment:
pgpVjpjNkCfVD.pgp
Description: PGP signature