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IB/qib: Convert qp_stats debugfs interface to use new iterator API

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Continue porting copy/paste code into rdmavt from qib.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Mike Marciniszyn
2017-08-28 11:24:04 -07:00
committed by Doug Ledford
parent e5c197ac35
commit 557fafe1bf
3 changed files with 16 additions and 63 deletions
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51
drivers/infiniband/hw/qib/qib_qp.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2012, 2013 Intel Corporation. All rights reserved.
* Copyright (c) 2012 - 2017 Intel Corporation. All rights reserved.
* Copyright (c) 2006 - 2012 QLogic Corporation. * All rights reserved.
* Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved.
*
@@ -415,53 +415,16 @@ int qib_check_send_wqe(struct rvt_qp *qp,
#ifdef CONFIG_DEBUG_FS
struct qib_qp_iter {
struct qib_ibdev *dev;
struct rvt_qp *qp;
int n;
};
struct qib_qp_iter *qib_qp_iter_init(struct qib_ibdev *dev)
{
struct qib_qp_iter *iter;
iter = kzalloc(sizeof(*iter), GFP_KERNEL);
if (!iter)
return NULL;
iter->dev = dev;
return iter;
}
int qib_qp_iter_next(struct qib_qp_iter *iter)
{
struct qib_ibdev *dev = iter->dev;
int n = iter->n;
int ret = 1;
struct rvt_qp *pqp = iter->qp;
struct rvt_qp *qp;
for (; n < dev->rdi.qp_dev->qp_table_size; n++) {
if (pqp)
qp = rcu_dereference(pqp->next);
else
qp = rcu_dereference(dev->rdi.qp_dev->qp_table[n]);
pqp = qp;
if (qp) {
iter->qp = qp;
iter->n = n;
return 0;
}
}
return ret;
}
static const char * const qp_type_str[] = {
"SMI", "GSI", "RC", "UC", "UD",
};
void qib_qp_iter_print(struct seq_file *s, struct qib_qp_iter *iter)
/**
* qib_qp_iter_print - print information to seq_file
* @s - the seq_file
* @iter - the iterator
*/
void qib_qp_iter_print(struct seq_file *s, struct rvt_qp_iter *iter)
{
struct rvt_swqe *wqe;
struct rvt_qp *qp = iter->qp;