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Commit 315aed11 authored by Mike Marciniszyn's avatar Mike Marciniszyn Committed by Jason Gunthorpe
Browse files

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: default avatarKaike Wan <kaike.wan@intel.com>
Signed-off-by: default avatarMike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent aa9b79ec

drivers/infiniband/sw/rdmavt/mr.c

+1 −1
Original line number Diff line number Diff line
@@ -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;

}

drivers/infiniband/sw/rdmavt/trace_mr.h

+17 −3
Original line number Diff line number Diff line
@@ -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

	)

);