Messages in this thread | | | Date | Thu, 29 Nov 2018 12:11:29 +0900 | From | Sergey Senozhatsky <> | Subject | Re: [PATCH 6/7] lib/lzo: implement run-length encoding |
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On (11/29/18 12:08), Sergey Senozhatsky wrote: > On (11/27/18 16:19), Dave Rodgman wrote: > > > > This modifies the bitstream in a way which is backwards compatible > > (i.e., we can decompress old bitstreams, but old versions of lzo > > cannot decompress new bitstreams). > > > > Hmmm... Whoa. Help me understand this: > > So a btrfs filesystem, compressed with the new lzo, say I run 4.21, > won't be readable at all once I reboot under 4.19? > > What about compressed net traffic between servers running different > kernel version (one with new lzo, the other one with old lzo)? > XFRM can be compressed with lzo, can't it?
Ah, false alarm. Sorry for the noise!
You create a new lzo version in the next patch.
-ss
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