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Groups > linux.kernel > #1453500
| From | Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 3/3] nvme: use the DMA_ATTR_NO_WARN attribute |
| Date | 2016-08-02 01:10 +0200 |
| Message-ID | <s1uvo-4AS-15@gated-at.bofh.it> (permalink) |
| References | <s1uvn-4AS-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Use the DMA_ATTR_NO_WARN attribute for the dma_map_sg() call of the nvme driver that returns BLK_MQ_RQ_QUEUE_BUSY (not for BLK_MQ_RQ_QUEUE_ERROR). Signed-off-by: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com> Reviewed-by: Gabriel Krisman Bertazi <krisman@linux.vnet.ibm.com> --- drivers/nvme/host/pci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index d7c33f9..eeaeae0 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -503,7 +503,8 @@ static int nvme_map_data(struct nvme_dev *dev, struct request *req, goto out; ret = BLK_MQ_RQ_QUEUE_BUSY; - if (!dma_map_sg(dev->dev, iod->sg, iod->nents, dma_dir)) + if (!dma_map_sg_attrs(dev->dev, iod->sg, iod->nents, dma_dir, + DMA_ATTR_NO_WARN)) goto out; if (!nvme_setup_prps(dev, req, size)) -- 1.8.3.1
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[PATCH 3/3] nvme: use the DMA_ATTR_NO_WARN attribute Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com> - 2016-08-02 01:10 +0200
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