Linux kernel bug fix: powerpc/dma: Fix invalid DMA mmap behavior
Subsystem: arch/powerpc (arch/powerpc/kernel/dma-common.c)
Bug type: crash, severity: high
Files changed: arch/powerpc/Kconfig;arch/powerpc/kernel/Makefile;arch/powerpc/kernel/dma-common.c
Introduced by Christoph Hellwig on 2019-02-18 22:41:03 +1100; fixed by Shawn Anastasio on 2019-07-19 21:29:49 +1000 (lifetime: 150 days)