Module Name: src
Committed By: riastradh
Date: Tue Jun 4 21:43:13 UTC 2024
Modified Files:
src/share/man/man9: bus_dma.9
Log Message:
bus_dma(9): Document BUS_DMA_PREFETCHABLE.
Like BUS_DMA_NOCACHE. Doesn't absolve you of the need for
bus_dmamap_sync, but if you later pass the vaddr to bus_dmamap_load,
the DMA map might notice the mapping is write-combining and use this
to make bus_dmamap_sync cheaper.
PR kern/58309
To generate a diff of this commit:
cvs rdiff -u -r1.68 -r1.69 src/share/man/man9/bus_dma.9
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
