On Wednesday 07 November 2012 21:40:57 Dan Williams wrote: > On Mon, Nov 5, 2012 at 2:00 AM, Bartlomiej Zolnierkiewicz > <b.zolnier...@samsung.com> wrote: > > Hi, > > > > Currently DMA subsystem does DMA mapping in the core code and DMA > > unmapping is done by device drivers. This is counterintuitive, > > causes code duplication and subtle errors (some drivers like PL330 > > one don't implement DMA unmapping code). The following patchset > > modifies DMA subsystem to do DMA unmapping in the core code. > > It results in simpler code, less code duplication (more than 400 > > LOC is gone) and fixes the issue with missing DMA unmapping code > > in some drivers. Additionally many cases when DMA wasn't unmapped > > on a failure are also fixed. > > > > > > patches #1-3 add missing DMA unmap on failure to async_tx core > > code (async_memcpy()), ioat and fsmc_nand drivers > > > > patch #4 fixes DMA flags used by carma-fpga driver > > Ack patches 1-4
[...] > > patch #8 adds missing DMA unmap on failure to ioat3 driver > > > > patch #9 fixes build for async_memset.c > > > > patch #10 adds missing DMA unmap on failure to async tx core > > code (async_memset()) > > Ack patches 8-10 Thank you. Could these patches be merged for 3.8 by either your's or Vinod's tree? Best regards, -- Bartlomiej Zolnierkiewicz Samsung Poland R&D Center -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
