diff --git a/share/man/man9/bus_dma.9 b/share/man/man9/bus_dma.9 index 82eefc49829d..8b554578f3e6 100644 --- a/share/man/man9/bus_dma.9 +++ b/share/man/man9/bus_dma.9 @@ -551,7 +551,7 @@ and instead should return immediately with an appropriate error. The allocated memory will not be cached in the processor caches. All memory accesses appear on the bus and are executed without reordering. -Currently, the flag is implemented for i386 and amd64 architectures +Currently the flag is implemented for i386 and amd64 architectures only, where it results in the Strong Uncacheable PAT to be set for the allocated virtual address range. .El