On Fri, Aug 21 2009, Yan, Zheng wrote: > 2009/8/21 Jens Axboe <jens.ax...@oracle.com>: > > On Thu, Aug 20 2009, Yan, Zheng wrote: > >> 2009/8/20 Nick Piggin <npig...@suse.de>: > >> > On Wed, Aug 19, 2009 at 10:59:07AM +0200, Jens Axboe wrote: > >> >> On Wed, Aug 19 2009, Nick Piggin wrote: > >> >> > On Wed, Aug 19, 2009 at 10:46:59AM +0200, Jens Axboe wrote: > >> >> > > On Wed, Aug 19 2009, Nick Piggin wrote: > >> >> > > > See my other reply. It *can* work with key aliases, but this > >> >> > > > particular > >> >> > > > code does not. > >> >> > > > > >> >> > > > It is pretty easy obviously to put in duplicates because the > >> >> > > > rbtree > >> >> > > > code doesn't know about keys, but if we do this then it looks like > >> >> > > > it might cause the search code to miss some valid inodes and > >> >> > > > instead > >> >> > > > return freeing inodes -- so you'd also have to look at that and > >> >> > > > update > >> >> > > > it which is why I didn't go down this route.. > >> >> > > > >> >> > > Mine was just a generic statement, I didn't read the btrfs code > >> >> > > (hence > >> >> > > my comment about potential lookup bug, if you allow aliases you > >> >> > > have to > >> >> > > be careful). > >> >> > > >> >> > Ah ok. Well yeah in this case btrfs is definitely wrong in the way it > >> >> > tried to insert aliases. > >> >> > >> >> I looked at the actual problem now and I agree, it cannot work that way. > >> >> I don't know if Linus is planning another -rc, we should probably get > >> >> this upstream sooner rather than later. Chris is away this week, so if > >> >> we can get Yan to agree on this patch as well, I'll submit it. > >> > I think the first patch I submitted was agreed? > >> > > >> > >> Of course, thank you. > > Yan, are you sending this upstream? > > No. Jens, please submit it. Thanks
Will do. Can I add your acked-by? -- Jens Axboe -- 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
