[PATCH v2 3/5] nvme: export more functions
Ming Lin
mlin at kernel.org
Tue Feb 9 16:07:51 PST 2016
From: Ming Lin <ming.l at ssi.samsung.com>
These functions are used by PCI driver and will also be used in the
forthcoming NVMe over Fabric drivers.
Reviewed-by: Christoph Hellwig <hch at lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn at suse.de>
Signed-off-by: Ming Lin <ming.l at ssi.samsung.com>
---
drivers/nvme/host/core.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 165ef54..1bba21f 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -112,6 +112,7 @@ void nvme_requeue_req(struct request *req)
blk_mq_kick_requeue_list(req->q);
spin_unlock_irqrestore(req->q->queue_lock, flags);
}
+EXPORT_SYMBOL_GPL(nvme_requeue_req);
struct request *nvme_alloc_request(struct request_queue *q,
struct nvme_command *cmd, unsigned int flags)
@@ -135,6 +136,7 @@ struct request *nvme_alloc_request(struct request_queue *q,
return req;
}
+EXPORT_SYMBOL_GPL(nvme_alloc_request);
/*
* Returns 0 on success. If the result is negative, it's a Linux error code;
@@ -172,6 +174,7 @@ int nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd,
{
return __nvme_submit_sync_cmd(q, cmd, buffer, bufflen, NULL, 0);
}
+EXPORT_SYMBOL_GPL(nvme_submit_sync_cmd);
int __nvme_submit_user_cmd(struct request_queue *q, struct nvme_command *cmd,
void __user *ubuffer, unsigned bufflen,
@@ -387,6 +390,7 @@ int nvme_set_queue_count(struct nvme_ctrl *ctrl, int *count)
*count = min(*count, nr_io_queues);
return 0;
}
+EXPORT_SYMBOL_GPL(nvme_set_queue_count);
static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio)
{
@@ -796,6 +800,7 @@ int nvme_disable_ctrl(struct nvme_ctrl *ctrl, u64 cap)
return ret;
return nvme_wait_ready(ctrl, cap, false);
}
+EXPORT_SYMBOL_GPL(nvme_disable_ctrl);
int nvme_enable_ctrl(struct nvme_ctrl *ctrl, u64 cap)
{
@@ -827,6 +832,7 @@ int nvme_enable_ctrl(struct nvme_ctrl *ctrl, u64 cap)
return ret;
return nvme_wait_ready(ctrl, cap, true);
}
+EXPORT_SYMBOL_GPL(nvme_enable_ctrl);
int nvme_shutdown_ctrl(struct nvme_ctrl *ctrl)
{
@@ -857,6 +863,7 @@ int nvme_shutdown_ctrl(struct nvme_ctrl *ctrl)
return ret;
}
+EXPORT_SYMBOL_GPL(nvme_shutdown_ctrl);
/*
* Initialize the cached copies of the Identify data and various controller
@@ -918,6 +925,7 @@ int nvme_init_identify(struct nvme_ctrl *ctrl)
kfree(id);
return 0;
}
+EXPORT_SYMBOL_GPL(nvme_init_identify);
static int nvme_dev_open(struct inode *inode, struct file *file)
{
@@ -1323,6 +1331,7 @@ void nvme_scan_namespaces(struct nvme_ctrl *ctrl)
mutex_unlock(&ctrl->namespaces_mutex);
kfree(id);
}
+EXPORT_SYMBOL_GPL(nvme_scan_namespaces);
void nvme_remove_namespaces(struct nvme_ctrl *ctrl)
{
@@ -1333,6 +1342,7 @@ void nvme_remove_namespaces(struct nvme_ctrl *ctrl)
nvme_ns_remove(ns);
mutex_unlock(&ctrl->namespaces_mutex);
}
+EXPORT_SYMBOL_GPL(nvme_remove_namespaces);
static DEFINE_IDA(nvme_instance_ida);
@@ -1364,13 +1374,14 @@ static void nvme_release_instance(struct nvme_ctrl *ctrl)
}
void nvme_uninit_ctrl(struct nvme_ctrl *ctrl)
- {
+{
device_destroy(nvme_class, MKDEV(nvme_char_major, ctrl->instance));
spin_lock(&dev_list_lock);
list_del(&ctrl->node);
spin_unlock(&dev_list_lock);
}
+EXPORT_SYMBOL_GPL(nvme_uninit_ctrl);
static void nvme_free_ctrl(struct kref *kref)
{
@@ -1386,6 +1397,7 @@ void nvme_put_ctrl(struct nvme_ctrl *ctrl)
{
kref_put(&ctrl->kref, nvme_free_ctrl);
}
+EXPORT_SYMBOL_GPL(nvme_put_ctrl);
/*
* Initialize a NVMe controller structures. This needs to be called during
@@ -1429,6 +1441,7 @@ out_release_instance:
out:
return ret;
}
+EXPORT_SYMBOL_GPL(nvme_init_ctrl);
void nvme_stop_queues(struct nvme_ctrl *ctrl)
{
@@ -1445,6 +1458,7 @@ void nvme_stop_queues(struct nvme_ctrl *ctrl)
}
mutex_unlock(&ctrl->namespaces_mutex);
}
+EXPORT_SYMBOL_GPL(nvme_stop_queues);
void nvme_start_queues(struct nvme_ctrl *ctrl)
{
@@ -1458,6 +1472,7 @@ void nvme_start_queues(struct nvme_ctrl *ctrl)
}
mutex_unlock(&ctrl->namespaces_mutex);
}
+EXPORT_SYMBOL_GPL(nvme_start_queues);
int __init nvme_core_init(void)
{
--
1.9.1
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