hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

NVMe: Change get_nvmeq to take a dev instead of a namespace 

Upcoming patches require calling get_nvmeq when we don't have a namespace.
Some callers already have the device in a local variable anyway.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
This commit is contained in:
Matthew Wilcox 2011-12-20 11:04:12 -05:00
parent c2f5b65020
commit 040a93b52a
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/block/nvme.c
View File

@ -257,9 +257,9 @@ static void *cancel_cmdid(struct nvme_queue *nvmeq, int cmdid,
return ctx; return ctx;
} }
static struct nvme_queue *get_nvmeq(struct nvme_ns *ns) static struct nvme_queue *get_nvmeq(struct nvme_dev *dev)
{ {
return ns->dev->queues[get_cpu() + 1]; return dev->queues[get_cpu() + 1];
} }
static void put_nvmeq(struct nvme_queue *nvmeq) static void put_nvmeq(struct nvme_queue *nvmeq)
@ -606,7 +606,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
static int nvme_make_request(struct request_queue *q, struct bio *bio) static int nvme_make_request(struct request_queue *q, struct bio *bio)
{ {
struct nvme_ns *ns = q->queuedata; struct nvme_ns *ns = q->queuedata;
struct nvme_queue *nvmeq = get_nvmeq(ns); struct nvme_queue *nvmeq = get_nvmeq(ns->dev);
int result = -EBUSY; int result = -EBUSY;
spin_lock_irq(&nvmeq->q_lock); spin_lock_irq(&nvmeq->q_lock);
@ -1103,7 +1103,7 @@ static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio)
/* XXX: metadata */ /* XXX: metadata */
prps = nvme_setup_prps(dev, &c.common, sg, &length, GFP_KERNEL); prps = nvme_setup_prps(dev, &c.common, sg, &length, GFP_KERNEL);
nvmeq = get_nvmeq(ns); nvmeq = get_nvmeq(dev);
/* /*
* Since nvme_submit_sync_cmd sleeps, we can't keep preemption * Since nvme_submit_sync_cmd sleeps, we can't keep preemption
* disabled. We may be preempted at any point, and be rescheduled * disabled. We may be preempted at any point, and be rescheduled