Op woensdag 4 oktober 2017 12:47:35 CEST schreef Alexander Graf: > On 03.10.17 23:52, Freek de Kruijf wrote: > > and quite a lot of messages like: > > okt 03 23:42:29 rpi3tum kernel: bcm2835-dma 3f007000.dma: swiotlb buffer > > is > > full (sz: 221172 bytes) > > okt 03 23:42:29 rpi3tum kernel: bcm2835-dma 3f007000.dma: DMA: Out of > > SW-IOMMU space for 221172 bytes > > okt 03 23:42:29 rpi3tum kernel: mmcblk0: error -22 transferring data, > > sector 3465216, nr 1024, cmd response 0x900, card status 0xb00 > > okt 03 23:42:29 rpi3tum kernel: bcm2835-dma 3f007000.dma: swiotlb buffer > > is > > full (sz: 221172 bytes) > > Sounds like you're running out of swiotlb space during SD card DMA > operations. I wonder what spills it? Maybe vc4? > > Can you try to allocate proper amounts of CMA memory with the cma= > kernel command line parameter? Or maybe blacklist the vc4 kernel module?
I can't find a module vc4 using: # lsmod | grep vc4 -- fr.gr. member openSUSE Freek de Kruijf -- To unsubscribe, e-mail: [email protected] To contact the owner, e-mail: [email protected]
