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From: Galen Shipman (gshipman_at_[hidden])
Date: 2007-06-16 10:19:21


These two:

> MCA_BTL_FLAGS_NEED_ACK MCA_BTL_FLAGS_NEED_CSUM

Are used by DR. They aren't used by OB1.

- Galen

On Jun 15, 2007, at 9:27 AM, Jeff Squyres wrote:

> I notice that our help message for the btl_openib_flags MCA parameter
> seems to be a bit out of date:
>
> CHECK(reg_int("flags", "BTL flags, added together: SEND=1, PUT=2,
> GET=4 "
> "(cannot be 0)",
> MCA_BTL_FLAGS_RDMA | MCA_BTL_FLAGS_NEED_ACK |
> MCA_BTL_FLAGS_NEED_CSUM, &ival, REGINT_GE_ZERO));
> mca_btl_openib_module.super.btl_flags = (uint32_t) ival;
>
> Specifically, we only list values of 1, 2, and 4. But the default
> value is 54. So clearly, there's quite a few more flags that can be
> set there.
>
> What are they?
>
> --
> Jeff Squyres
> Cisco Systems
>
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