[PATCH 0/4] ION stability and perf changes

Some stability changes to improve ION robustness and a perf related change to make it easier for clients to avoid unnecessary cache maintenance, such as when buffers are clean and haven't had any CPU access.

Liam Mark (4): staging: android: ion: Support cpu access during dma_buf_detach staging: android: ion: Restrict cache maintenance to dma mapped memory dma-buf: add support for mapping with dma mapping attributes staging: android: ion: Support for mapping with dma mapping attributes

drivers/staging/android/ion/ion.c | 33 +++++++++++++++++++++++++-------- include/linux/dma-buf.h | 3 +++ 2 files changed, 28 insertions(+), 8 deletions(-)