On Sun, Jun 09, 2013 at 01:05:16PM +0530, Sandeep Joshi wrote: > Is there a reason as to why the nfsd server does not use splice in the > write calls - nfsd_vfs_write() ? Is there some structural limitation > or is it just something nobody got around to implementing ? > > I have looked at the source back to the 2.6.x kernels and it seems > only nfsd_vfs_read() has ever used splice/sendfile. > http://lxr.linux.no/linux+v3.9.5/fs/nfsd/vfs.c I don't actually know how splice_write works.... I assume to avoid a copy we'd have to place the incoming write data into pages already correctly aligned. That would be an interesting trick. --b. -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
