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crypto: qat - Remove deprecated create_workqueue 

alloc_workqueue replaces deprecated create_workqueue().

The workqueue device_reset_wq has workitem &reset_data->reset_work per
adf_reset_dev_data. The workqueue  pf2vf_resp_wq is a workqueue for
PF2VF responses has workitem &pf2vf_resp->pf2vf_resp_work per pf2vf_resp.
The workqueue adf_vf_stop_wq is used to call adf_dev_stop()
asynchronously.

Dedicated workqueues have been used in all cases since the workitems
on the workqueues are involved in operation of crypto which can be used in
the IO path which is depended upon during memory reclaim. Hence,
WQ_MEM_RECLAIM has been set to gurantee forward progress under memory
pressure.
Since there are only a fixed number of work items, explicit concurrency
limit is unnecessary.

Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
steinar/wifi_calib_4_9_kernel
Bhaktipriya Shridhar 2016-06-08 02:47:47 +05:30 committed by Herbert Xu
parent 7405c8d7ff
commit 773b197972
3 changed files with 4 additions and 3 deletions
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3
drivers/crypto/qat/qat_common/adf_aer.c
View File

@ -243,7 +243,8 @@ EXPORT_SYMBOL_GPL(adf_disable_aer);
int adf_init_aer(void)
{
device_reset_wq = create_workqueue("qat_device_reset_wq");
device_reset_wq = alloc_workqueue("qat_device_reset_wq",
WQ_MEM_RECLAIM, 0);
return !device_reset_wq ? -EFAULT : 0;
}

2
drivers/crypto/qat/qat_common/adf_sriov.c
View File

@ -292,7 +292,7 @@ EXPORT_SYMBOL_GPL(adf_sriov_configure);
int __init adf_init_pf_wq(void)
{
/* Workqueue for PF2VF responses */
pf2vf_resp_wq = create_workqueue("qat_pf2vf_resp_wq");
pf2vf_resp_wq = alloc_workqueue("qat_pf2vf_resp_wq", WQ_MEM_RECLAIM, 0);
return !pf2vf_resp_wq ? -ENOMEM : 0;
}

2
drivers/crypto/qat/qat_common/adf_vf_isr.c
View File

@ -321,7 +321,7 @@ EXPORT_SYMBOL_GPL(adf_vf_isr_resource_alloc);
int __init adf_init_vf_wq(void)
{
adf_vf_stop_wq = create_workqueue("adf_vf_stop_wq");
adf_vf_stop_wq = alloc_workqueue("adf_vf_stop_wq", WQ_MEM_RECLAIM, 0);
return !adf_vf_stop_wq ? -EFAULT : 0;
}