Messages in this thread | | | Date | Thu, 6 Dec 2018 18:40:27 +0100 | From | Jesper Dangaard Brouer <> | Subject | Re: [PATCH] dma-mapping: bypass indirect calls for dma-direct |
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On Thu, 6 Dec 2018 07:37:20 -0800 Christoph Hellwig <hch@lst.de> wrote:
> Avoid expensive indirect calls in the fast path DMA mapping > operations by directly calling the dma_direct_* ops if we are using > the directly mapped DMA operations. > > Signed-off-by: Christoph Hellwig <hch@lst.de> > --- > include/linux/dma-direct.h | 17 ----- > include/linux/dma-mapping.h | 138 +++++++++++++++++++++++++++++++----- > kernel/dma/direct.c | 13 ++-- > 3 files changed, 127 insertions(+), 41 deletions(-)
Hi Christoph,
Is this patch to be applied on top of the other (41) patches I just tested with my XDP forward workload?
-- Best regards, Jesper Dangaard Brouer MSc.CS, Principal Kernel Engineer at Red Hat LinkedIn: http://www.linkedin.com/in/brouer
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