Use xargs sharding like "chk_bindings" does, to parallelize the
execution of yamllint.
This reduces the yamllint execution time from ca. 21 to 5 seconds on
i7-8700K.
Suggested-by: Rob Herring <robh+dt@xxxxxxxxxx>
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
v2:
- New.
---
Documentation/devicetree/bindings/Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/Makefile b/Documentation/devicetree/bindings/Makefile
index a072e95de626c83b..6305cfa9495ed676 100644
--- a/Documentation/devicetree/bindings/Makefile
+++ b/Documentation/devicetree/bindings/Makefile
@@ -28,7 +28,7 @@ find_cmd = find $(srctree)/$(src) \( -name '*.yaml' ! \
quiet_cmd_yamllint = LINT $(src)
cmd_yamllint = ($(find_cmd) | \
- xargs $(DT_SCHEMA_LINT) -f parsable -c $(srctree)/$(src)/.yamllint >&2) || true
+ xargs -n200 -P$$(nproc) $(DT_SCHEMA_LINT) -f parsable -c $(srctree)/$(src)/.yamllint >&2) || true
quiet_cmd_chk_bindings = CHKDT $@
cmd_chk_bindings = ($(find_cmd) | \
--
2.25.1
