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| author | Keith Busch <keith.busch@intel.com> | 2015-02-19 14:01:59 -0700 |
|---|---|---|
| committer | Keith Busch <keith.busch@intel.com> | 2015-02-19 16:15:38 -0700 |
| commit | 483285184059b3f5b3a5707977349528abc82441 (patch) | |
| tree | f8fce6dfa6c61aac760cbfb2ba8c481c8d6b5681 /drivers | |
| parent | 9ac16938ab784101631c32c6de825f7ebea08a48 (diff) | |
| download | linux-483285184059b3f5b3a5707977349528abc82441.tar.bz2 | |
NVMe: Remove unused variables
We don't track queues in a llist, subscribe to hot-cpu notifications,
or internally retry commands. Delete the unused artifacts.
Signed-off-by: Keith Busch <keith.busch@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/block/nvme-core.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c index 0f388206b15b..cf2d8e3c93a8 100644 --- a/drivers/block/nvme-core.c +++ b/drivers/block/nvme-core.c @@ -49,7 +49,6 @@ #define CQ_SIZE(depth) (depth * sizeof(struct nvme_completion)) #define ADMIN_TIMEOUT (admin_timeout * HZ) #define SHUTDOWN_TIMEOUT (shutdown_timeout * HZ) -#define IOD_TIMEOUT (retry_time * HZ) static unsigned char admin_timeout = 60; module_param(admin_timeout, byte, 0644); @@ -59,10 +58,6 @@ unsigned char nvme_io_timeout = 30; module_param_named(io_timeout, nvme_io_timeout, byte, 0644); MODULE_PARM_DESC(io_timeout, "timeout in seconds for I/O"); -static unsigned char retry_time = 30; -module_param(retry_time, byte, 0644); -MODULE_PARM_DESC(retry_time, "time in seconds to retry failed I/O"); - static unsigned char shutdown_timeout = 5; module_param(shutdown_timeout, byte, 0644); MODULE_PARM_DESC(shutdown_timeout, "timeout in seconds for controller shutdown"); @@ -81,7 +76,6 @@ static LIST_HEAD(dev_list); static struct task_struct *nvme_thread; static struct workqueue_struct *nvme_workq; static wait_queue_head_t nvme_kthread_wait; -static struct notifier_block nvme_nb; static struct class *nvme_class; @@ -102,7 +96,6 @@ struct async_cmd_info { * commands and one for I/O commands). */ struct nvme_queue { - struct llist_node node; struct device *q_dmadev; struct nvme_dev *dev; char irqname[24]; /* nvme4294967295-65535\0 */ @@ -3203,7 +3196,6 @@ static int __init nvme_init(void) static void __exit nvme_exit(void) { pci_unregister_driver(&nvme_driver); - unregister_hotcpu_notifier(&nvme_nb); unregister_blkdev(nvme_major, "nvme"); destroy_workqueue(nvme_workq); class_destroy(nvme_class); |