[PATCH 4/5] nvme-pci: iod nents fits in s8

Keith Busch kbusch at fb.com
Thu Jul 28 15:11:50 PDT 2022


From: Keith Busch <kbusch at kernel.org>

The maximum number of 'nents' allowed by the queue limit is 127, which
fits in an 's8'.

Signed-off-by: Keith Busch <kbusch at kernel.org>
---
 drivers/nvme/host/pci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 9e5bbf4e3e07..546de3c2000b 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -229,7 +229,7 @@ struct nvme_iod {
 	bool use_sgl;
 	bool aborted;
 	s8 npages;		/* In the PRP list. 0 means small pool in use */
-	int nents;		/* Used in scatterlist */
+	s8 nents;		/* Used in scatterlist */
 	dma_addr_t first_dma;
 	unsigned int dma_len;	/* length of single DMA segment mapping */
 	dma_addr_t meta_dma;
-- 
2.30.2




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