On Tue, Oct 31, 2017 at 9:59 AM, Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> wrote: > On Tue, Oct 31, 2017 at 07:56:26AM +0000, Gilad Ben-Yossef wrote: >> The IV was allocated on the stack in testmgr skcipher tests. >> Since HW based tfm providers need to DMA the IV to the HW, >> this leads to problems and is detected by the DMA-API debug >> code. >> >> Fix it by allocating the IV using kmalloc instead. >> >> Signed-off-by: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx> > > The driver that is mapping the IV directly should be fixed instead. > Only input that is given in the form of SG lists can be mapped. > Everything else should be copied if they need to go over DMA. Got it. Will do. Thanks, Gilad > > Cheers, > -- > Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> > Home Page: http://gondor.apana.org.au/~herbert/ > PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- Gilad Ben-Yossef Chief Coffee Drinker "If you take a class in large-scale robotics, can you end up in a situation where the homework eats your dog?" -- Jean-Baptiste Queru
