rpma_mr_get_descriptor_size3

Usage

      #include <librpma.h>
      struct rpma_mr_local;
      int rpma_mr_get_descriptor_size(const struct rpma_mr_local *mr, size_t *desc_size);

Overview

rpma_mr_get_descriptor_size() gets size of the memory region descriptor.

Return value

The rpma_mr_get_descriptor_size() function returns 0 on success or a negative error code on failure. rpma_mr_get_descriptor_size() does not set *desc_size value on failure.

Errors

rpma_mr_get_descriptor_size() can fail with the following error:

•

RPMA_E_INVAL - mr or desc_size is NULL