X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=Documentation%2FDMA-API.txt;h=b939ebb62871ec6b743b02cd78be1ca6d230baae;hb=8ea50a3f0b70977939d2d9d3671b8173482afff2;hp=cc7a8c39fb6fbf224483355cd169a2cee0d6a30a;hpb=973ed7c49a5c2271a10ce54ac06bba5617fca3a8;p=linux-2.6 diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt index cc7a8c39fb..b939ebb628 100644 --- a/Documentation/DMA-API.txt +++ b/Documentation/DMA-API.txt @@ -68,6 +68,9 @@ size and dma_handle must all be the same as those passed into the consistent allocate. cpu_addr must be the virtual address returned by the consistent allocate. +Note that unlike their sibling allocation calls, these routines +may only be called with IRQs enabled. + Part Ib - Using small dma-coherent buffers ------------------------------------------