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drm/i915: Disable unused-but-set compiler warning 

The unused-but-set warning enabled by W=1 catches out a lot of the
atomic helper iterator macros and drown us in their noise (or trip over
Werror and die). Path of least resistance is to ignore the warning.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180208161639.27511-1-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
This commit is contained in:
Chris Wilson 2018-02-08 16:16:39 +00:00
parent 40f46095db
commit 6a05d29004
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/i915/Makefile
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@ -17,6 +17,7 @@ subdir-ccflags-y += $(call cc-disable-warning, unused-parameter)
subdir-ccflags-y += $(call cc-disable-warning, type-limits)
subdir-ccflags-y += $(call cc-disable-warning, missing-field-initializers)
subdir-ccflags-y += $(call cc-disable-warning, implicit-fallthrough)
subdir-ccflags-y += $(call cc-disable-warning, unused-but-set-variable)
subdir-ccflags-$(CONFIG_DRM_I915_WERROR) += -Werror
# Fine grained warnings disable