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authorSagi Grimberg <sagi@grimberg.me>2018-06-29 16:50:00 -0600
committerChristoph Hellwig <hch@lst.de>2018-07-23 09:35:18 +0200
commit59e29ce66bc52ebd6d0cb450f13079c7e913430d (patch)
tree8882b25c96d7db76f083bb6ecaad24676e55dc08 /drivers/nvme/host/pci.c
parent202093848cac2da7d92ae666b51b7109bbab633c (diff)
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nvme: cache struct nvme_ctrl reference to struct nvme_request
We will need to reference the controller in the setup and completion time for tracing and future traffic based keep alive support. Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme/host/pci.c')
-rw-r--r--drivers/nvme/host/pci.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index ba943f211687..8dcae11bbf3a 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -418,6 +418,8 @@ static int nvme_init_request(struct blk_mq_tag_set *set, struct request *req,
BUG_ON(!nvmeq);
iod->nvmeq = nvmeq;
+
+ nvme_req(req)->ctrl = &dev->ctrl;
return 0;
}