Re: [openib-general] ibv_reg_mr temporary vs permanent errors

2006-10-19 Thread Dotan Barak
Hi Troy. Troy Benjegerdes wrote: > If ibv_reg_mr fails, can an application (or library, such as pvfs) > assume that this is just a temporary error, and try to deregister > some memory, then try again? > I believe that the answer is not always. They may be several reasons for a memory regis

[openib-general] ibv_reg_mr temporary vs permanent errors

2006-10-18 Thread Troy Benjegerdes
If ibv_reg_mr fails, can an application (or library, such as pvfs) assume that this is just a temporary error, and try to deregister some memory, then try again? How can we differentiate between the case where the hardware (such as ehca) actually has more information about why the memory reg