Re: [PATCH 4/6] IB/srp: use IB_PD_UNSAFE_GLOBAL_RKEY
From: Sagi Grimberg <hidden>
Date: 2016-08-30 15:35:11
Possibly related (same subject, not in this thread)
- 2016-09-05 · Re: [PATCH 4/6] IB/srp: use IB_PD_UNSAFE_GLOBAL_RKEY · Max Gurtovoy <hidden>
- 2016-09-05 · [PATCH 4/6] IB/srp: use IB_PD_UNSAFE_GLOBAL_RKEY · Christoph Hellwig <hidden>
- 2016-09-05 · Re: [PATCH 4/6] IB/srp: use IB_PD_UNSAFE_GLOBAL_RKEY · Christoph Hellwig <hidden>
- 2016-08-31 · Re: [PATCH 4/6] IB/srp: use IB_PD_UNSAFE_GLOBAL_RKEY · Max Gurtovoy <hidden>
- 2016-08-30 · Re: [PATCH 4/6] IB/srp: use IB_PD_UNSAFE_GLOBAL_RKEY · Christoph Hellwig <hidden>
quoted
Keeping the two global_mr variables would reduce the number of load instructions the CPU has to perform while mapping SRP requests.We can add pointers to the pd in the same places, that should give you the same number of load instructions.
Not sure how much it makes a real difference. Reviewed-by: Sagi Grimberg <redacted> -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html