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Diffstat (limited to 'Documentation/driver-api/dma-buf.rst')
| -rw-r--r-- | Documentation/driver-api/dma-buf.rst | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/driver-api/dma-buf.rst b/Documentation/driver-api/dma-buf.rst index 622b8156d212..2e8dfd1a66b6 100644 --- a/Documentation/driver-api/dma-buf.rst +++ b/Documentation/driver-api/dma-buf.rst @@ -1,5 +1,5 @@ -Buffer Sharing and Synchronization -================================== +Buffer Sharing and Synchronization (dma-buf) +============================================ The dma-buf subsystem provides the framework for sharing buffers for hardware (DMA) access across multiple device drivers and subsystems, and @@ -264,7 +264,7 @@ through memory management dependencies which userspace is unaware of, which randomly hangs workloads until the timeout kicks in. Workloads, which from userspace's perspective, do not contain a deadlock. In such a mixed fencing architecture there is no single entity with knowledge of all dependencies. -Thefore preventing such deadlocks from within the kernel is not possible. +Therefore preventing such deadlocks from within the kernel is not possible. The only solution to avoid dependencies loops is by not allowing indefinite fences in the kernel. This means: |