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hw/pvrdma: Collect debugging statistics

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Add counters to enable enhance debugging

Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
Message-Id: <1552300155-25216-5-git-send-email-yuval.shaia@oracle.com>
Reviewed-by: Kamal Heib <kamalheib1@gmail.com>
Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
This commit is contained in:
Yuval Shaia 2019-03-11 03:29:08 -07:00 • committed by Marcel Apfelbaum
parent 2cfa953009
commit c2dd117b38
6 changed files with 106 additions and 18 deletions
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7
hw/rdma/rdma_rm.c
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@ -37,6 +37,7 @@ static inline void res_tbl_init(const char *name, RdmaRmResTbl *tbl,
tbl->bitmap = bitmap_new(tbl_sz);
tbl->tbl_sz = tbl_sz;
tbl->res_sz = res_sz;
tbl->used = 0;
qemu_mutex_init(&tbl->lock);
}
@ -76,6 +77,8 @@ static inline void *rdma_res_tbl_alloc(RdmaRmResTbl *tbl, uint32_t *handle)
set_bit(*handle, tbl->bitmap);
tbl->used++;
qemu_mutex_unlock(&tbl->lock);
memset(tbl->tbl + *handle * tbl->res_sz, 0, tbl->res_sz);
@ -93,6 +96,7 @@ static inline void rdma_res_tbl_dealloc(RdmaRmResTbl *tbl, uint32_t handle)
if (handle < tbl->tbl_sz) {
clear_bit(handle, tbl->bitmap);
tbl->used--;
}
qemu_mutex_unlock(&tbl->lock);
@ -619,6 +623,9 @@ int rdma_rm_init(RdmaDeviceResources *dev_res, struct ibv_device_attr *dev_attr)
qemu_mutex_init(&dev_res->lock);
memset(&dev_res->stats, 0, sizeof(dev_res->stats));
atomic_set(&dev_res->stats.missing_cqe, 0);
return 0;
}