Thread (25 messages) 25 messages, 5 authors, 2018-04-05

[PATCH net-next 11/11] mlxsw: spectrum: Don't use resource ID of 0

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STALE3122d

From: Ido Schimmel <hidden>
Date: 2018-03-29 20:34:22
Subsystem: mellanox ethernet switch drivers, networking drivers, the rest · Maintainers: Ido Schimmel, Petr Machata, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Petr Machata <redacted>

In commit 145307460ba9 ("devlink: Remove top_hierarchy arg to
devlink_resource_register"), the "top_hierarchy" parameter to
devlink_resource_register() was removed in favor of using the parameter
"parent_resource_id" exclusively to determine who the parent is. The
root node's resource ID for this purpose is
DEVLINK_RESOURCE_ID_PARENT_TOP with the value 0. It is therefore
problematic that the resource MLXSW_SP_RESOURCE_KVD has also ID of 0.

Fix this by numbering driver-specific resources from 1.

Fixes: 145307460ba9 ("devlink: Remove top_hierarchy arg to devlink_resource_register")
Signed-off-by: Petr Machata <redacted>
Signed-off-by: Ido Schimmel <redacted>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index 952d99decc23..804d4d2c8031 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -75,7 +75,7 @@
 #define MLXSW_SP_RESOURCE_NAME_KVD_LINEAR_LARGE_CHUNKS "large_chunks"
 
 enum mlxsw_sp_resource_id {
-	MLXSW_SP_RESOURCE_KVD,
+	MLXSW_SP_RESOURCE_KVD = 1,
 	MLXSW_SP_RESOURCE_KVD_LINEAR,
 	MLXSW_SP_RESOURCE_KVD_HASH_SINGLE,
 	MLXSW_SP_RESOURCE_KVD_HASH_DOUBLE,
-- 
2.14.3
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