Re: Monte Carlo Test (MCT) for AES

2020-05-22 Thread Ard Biesheuvel
(+ Stephan) On Fri, 22 May 2020 at 05:20, Bhat, Jayalakshmi Manjunath wrote: > > Hi All, > > We are using libkcapi for CAVS vectors verification on our Linux kernel. Our > Linux kernel version is 4.14. Monte Carlo Test (MCT) for SHA worked fine > using libkcapi. We are trying to perform Monte

Looking for an open-source thesis idea

2020-05-22 Thread Eric Curtin
Hi Guys, Hope I'm not bothering you. I'm looking for a masters thesis idea, and if possible doing one related to open source software (of course I have the option of tying it in to the Powermax kernel I work on also with Dell). One idea that sprung to mind is, I'm really liking this new QUIC (UDP)

Re: [PATCH 5/5] crypto: stm32/crc: protect from concurrent accesses

2020-05-22 Thread Ard Biesheuvel
On Tue, 12 May 2020 at 16:13, Nicolas Toromanoff wrote: > > Protect STM32 CRC device from concurrent accesses. > > As we create a spinlocked section that increase with buffer size, > we provide a module parameter to release the pressure by splitting > critical section in chunks. > > Size of each c

Re: [PATCH 0/5] STM32 CRC update

2020-05-22 Thread Herbert Xu
On Tue, May 12, 2020 at 04:11:08PM +0200, Nicolas Toromanoff wrote: > This set of patches update the STM32 CRC driver. > It contains bug fix. > > First fixes issue if we enable STM32 CRC32 hardware accelerator with > ext4 (with metadata-chksum enable) and other fs that use same direct > access to

Re: [PATCH 0/7] crypto: hisilicon - add debugfs for DFX

2020-05-22 Thread Herbert Xu
On Fri, May 15, 2020 at 05:13:53PM +0800, Shukun Tan wrote: > In order to quickly locate bugs of the accelerator driver, this series > add some DebugFS files. > > Add counters for accelerator's IO operation path, count all normal IO > operations and error IO operations. Add dump information of QM

Re: [PATCHv2 3/7] crypto: omap-crypto: fix userspace copied buffer access

2020-05-22 Thread Herbert Xu
On Mon, May 11, 2020 at 02:19:09PM +0300, Tero Kristo wrote: > In case buffers are copied from userspace, directly accessing the page > will most likely fail because it hasn't been mapped into the kernel > memory space. Fix the issue by forcing a kmap / kunmap within the > cleanup functionality. >

Re: [PATCH] [v2] hwrng: exynos - Fix runtime PM imbalance on error

2020-05-22 Thread Lukasz Stelmach
It was <2020-05-22 piÄ… 09:16>, when Dinghao Liu wrote: > pm_runtime_get_sync() increments the runtime PM usage counter even > when it returns an error code. Thus a pairing decrement is needed on > the error handling path to keep the counter balanced. > > Signed-off-by: Dinghao Liu > --- > > Change