+ int rv;
+
+ if (a->numa_node)
+ {
+ rv = get_mempolicy (&old_mpol, old_mask, sizeof (old_mask) * 8 + 1, 0,
+ 0);
+
+ if (rv == -1)
+ {
+ err = clib_error_return_unix (0, "get_mempolicy");
+ goto done;
+ }
+ }
+ if (old_mpol != -1)
+ {
+ long unsigned int mask[16] = { 0 };
+ mask[0] = 1 << a->numa_node;
+ rv = set_mempolicy (MPOL_BIND, mask, sizeof (mask) * 8 + 1);
+ if (rv == -1)
+ {
+ err = clib_error_return_unix (0, "set_mempolicy");
+ goto done;
+ }
+ }
+
addr = (void *) mmap (uword_to_pointer (a->requested_va, void *), a->size,
PROT_READ | PROT_WRITE, mmap_flags, a->fd, 0);
if (addr == MAP_FAILED)
return clib_error_return_unix (0, "mmap");
addr = (void *) mmap (uword_to_pointer (a->requested_va, void *), a->size,
PROT_READ | PROT_WRITE, mmap_flags, a->fd, 0);
if (addr == MAP_FAILED)
return clib_error_return_unix (0, "mmap");
+ /* re-apply old numa memory policy */
+ if (old_mpol != -1 &&
+ set_mempolicy (old_mpol, old_mask, sizeof (old_mask) * 8 + 1) == -1)
+ {
+ err = clib_error_return_unix (0, "set_mempolicy");
+ goto done;
+ }
+