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MIPS: SGI-IP27: Fix node_distance

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node_distance must return values starting from 10 up to 255. 10 means
local, 255 unreachable.

Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
This commit is contained in:
Thomas Bogendoerfer 2020-01-09 13:23:29 +01:00 committed by Paul Burton
parent b9bb868e2f
commit a20ebc047a
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GPG key ID: 3EA79FACB57500DD
1 changed files with 9 additions and 9 deletions
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18
arch/mips/sgi-ip27/ip27-memory.c
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@ -148,25 +148,25 @@ static int __init compute_node_distance(nasid_t nasid_a, nasid_t nasid_b)
} while ((brd = find_lboard_class(KLCF_NEXT(brd), KLTYPE_ROUTER)));
}
if (nasid_a == nasid_b)
return LOCAL_DISTANCE;
if (router_a == router_b)
return LOCAL_DISTANCE + 1;
if (router_a == NULL) {
pr_info("node_distance: router_a NULL\n");
return -1;
return 255;
}
if (router_b == NULL) {
pr_info("node_distance: router_b NULL\n");
return -1;
return 255;
}
if (nasid_a == nasid_b)
return 0;
if (router_a == router_b)
return 1;
router_distance = 100;
router_recurse(router_a, router_b, 2);
return router_distance;
return LOCAL_DISTANCE + router_distance;
}
static void __init init_topology_matrix(void)