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IB/rdmavt: Enhance trace information for FRWR debug 

This patch enhances the MR trace information to enable more focused debug
of MR issues.

Reviewed-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Mike Marciniszyn 2019-06-28 14:22:33 -04:00 committed by Jason Gunthorpe
parent aa9b79ec37
commit 315aed110c
2 changed files with 18 additions and 4 deletions
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2
drivers/infiniband/sw/rdmavt/mr.c
View File

@ -612,8 +612,8 @@ static int rvt_set_page(struct ib_mr *ibmr, u64 addr)
n = mapped_segs % RVT_SEGSZ;
mr->mr.map[m]->segs[n].vaddr = (void *)addr;
mr->mr.map[m]->segs[n].length = ps;
trace_rvt_mr_page_seg(&mr->mr, m, n, (void *)addr, ps);
mr->mr.length += ps;
trace_rvt_mr_page_seg(&mr->mr, m, n, (void *)addr, ps);
return 0;
}

20
drivers/infiniband/sw/rdmavt/trace_mr.h
View File

@ -64,8 +64,12 @@ DECLARE_EVENT_CLASS(
RDI_DEV_ENTRY(ib_to_rvt(mr->pd->device))
__field(void *, vaddr)
__field(struct page *, page)
__field(u64, iova)
__field(u64, user_base)
__field(size_t, len)
__field(size_t, length)
__field(u32, lkey)
__field(u32, offset)
__field(u16, m)
__field(u16, n)
),
@ -73,18 +77,28 @@ DECLARE_EVENT_CLASS(
RDI_DEV_ASSIGN(ib_to_rvt(mr->pd->device));
__entry->vaddr = v;
__entry->page = virt_to_page(v);
__entry->iova = mr->iova;
__entry->user_base = mr->user_base;
__entry->lkey = mr->lkey;
__entry->m = m;
__entry->n = n;
__entry->len = len;
__entry->length = mr->length;
__entry->offset = mr->offset;
),
TP_printk(
"[%s] vaddr %p page %p m %u n %u len %ld",
"[%s] lkey %x iova %llx user_base %llx mr_len %lu vaddr %llx page %p m %u n %u len %lu off %u",
__get_str(dev),
__entry->vaddr,
__entry->lkey,
__entry->iova,
__entry->user_base,
__entry->length,
(unsigned long long)__entry->vaddr,
__entry->page,
__entry->m,
__entry->n,
__entry->len
__entry->len,
__entry->offset
)
);