2016. február 22., hétfő 11:24:25 UTC+1 időpontban clabbe.montjoie a következőt írta: > On Sun, Feb 21, 2016 at 07:24:36AM -0800, m.silentcr...@gmail.com wrote: > > Hi, > > > > Am Mittwoch, 17. Februar 2016 18:16:09 UTC+1 schrieb txsa...@gmail.com: > > > Hi > > > > > > I have a Cubieboard2 device, is Allwinner A20 SOC, running and Armbian > > > 5.00 with kernel 4.4.1. > > > > > > As in the latest version the sun4i-ss module is added, i tried the > > > hardware crypto acceleration with my 2 TB LUKS encrypted HDD, with 256bit > > > AES-CBC-PLAIN64 encryption. > > > > > > It was fast, but i noticed that when playing videos from that HDD, there > > > are random errors coming from somewhere. As the same happened when > > > streaming the video on DLNA, and SAMBA, i did some tests. > > > > > > As the HDD is also used for a backup storage, i compared the original > > > files with the backup on the encrypted HDD, and the most of the bigger > > > files were different. > > > > > > So i've unloaded sun4i-ss module with "rmmod sun4i_ss" and everything > > > become OK, no video errors, the backup and the original files are > > > identical. > > > > > > So there is something wrong with this module, as i see only the > > > decryption side is faulty, the encryption seems to be OK. > > > > > > Any suggestions? > > > > If there are any easy-to-setup tests I could run to help identify this > > issue, I'd be happy to run some tests on a spare Banana Pi I have. If there > > really is a bug in the sun4i-ss driver or in the accelerator itself that > > causes data corruption, I'd rather have it found as soon as possible. > > > > @Correntin: Is it possible to let your cryptotest testsuite run tests > > specifically for large data blocks? > > > > Regards, > > > > Timo > > Hello > > Changing the cryptotest is useless since cryptsetup/dm-crypt cipher data by > blocks of 512. > So the length of data changes only the statistic to hit the bug. > So I have writed a test (lukstest) which use cryptsetup, create files on a > cipherered partiton and checked it. > If you could test it for knowing if it find the issue. (Just uploaded it on > github). > > Actualy all my works is to try to reproduce this issue on my setup. > I also try to know if this thread > https://www.mail-archive.com/linux-crypto@vger.kernel.org/msg17926.html is > related. > > Regards
This happens: cubieboard2:~/cryptotest-master/luks$ ./lukstest ERROR: /mnt/lukstest does not exists -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.