Messages in this thread | | | From | "Marciniszyn, Mike" <> | Subject | RE: [PATCH rdma-next] RDMA/rdmavt: Decouple QP and SGE lists allocations | Date | Wed, 12 May 2021 12:23:06 +0000 |
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> - struct rvt_sge r_sg_list[] /* verified SGEs */ > + struct rvt_sge *r_sg_list /* verified SGEs */ > ____cacheline_aligned_in_smp; > }; >
Since since has been made an independent allocation, r_sg_list becomes a read-mostly pointer and should be moved up in rvt_qp to other 64 bit fields around timeout_jiffies.
The cacheline can then be dropped for this field.
Mike
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