[openib-general] [RFC] [PATCH] SRQ API
Roland Dreier
roland at topspin.com
Wed Jun 15 14:56:15 PDT 2005
Caitlin> I would recommend defining warning events associated with
Caitlin> SRQ usage. Omitting them creates glaring security
Caitlin> vulnerabilities. DAT/IT-API define an SRQ low-watermark
Caitlin> (event when number of buffers in SRQ falls below set
Caitlin> level), per RQ soft high-watermark (event when one QP
Caitlin> allocates more than N uncompleted buffers) and a per RQ
Caitlin> hard high-watermark (connection terminated when more than
Caitlin> N buffers required for one QP). The first two are defined
Caitlin> for iWARP/RDMAC, the third is optional under RNIC-PI.
You're right. I misread the enum we already have and thought that we
had SRQ events. I'll add the SRQ low-water event, since that's part
of the IB spec supported by current HW, and we can add whatever other
events are required as support for different HW is added to the tree.
- R.
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