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path: root/drivers/infiniband/hw/cxgb4/provider.c
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Diffstat (limited to 'drivers/infiniband/hw/cxgb4/provider.c')
-rw-r--r--drivers/infiniband/hw/cxgb4/provider.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c
index be1c18f44400..8d58736f9b4f 100644
--- a/drivers/infiniband/hw/cxgb4/provider.c
+++ b/drivers/infiniband/hw/cxgb4/provider.c
@@ -190,6 +190,9 @@ static int c4iw_deallocate_pd(struct ib_pd *pd)
PDBG("%s ibpd %p pdid 0x%x\n", __func__, pd, php->pdid);
c4iw_put_resource(&rhp->rdev.resource.pdid_fifo, php->pdid,
&rhp->rdev.resource.pdid_fifo_lock);
+ mutex_lock(&rhp->rdev.stats.lock);
+ rhp->rdev.stats.pd.cur--;
+ mutex_unlock(&rhp->rdev.stats.lock);
kfree(php);
return 0;
}
@@ -222,6 +225,11 @@ static struct ib_pd *c4iw_allocate_pd(struct ib_device *ibdev,
return ERR_PTR(-EFAULT);
}
}
+ mutex_lock(&rhp->rdev.stats.lock);
+ rhp->rdev.stats.pd.cur++;
+ if (rhp->rdev.stats.pd.cur > rhp->rdev.stats.pd.max)
+ rhp->rdev.stats.pd.max = rhp->rdev.stats.pd.cur;
+ mutex_unlock(&rhp->rdev.stats.lock);
PDBG("%s pdid 0x%0x ptr 0x%p\n", __func__, pdid, php);
return &php->ibpd;
}