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由 Chris Wilson 提交于
ffs() is 1-indexed, but we want to use it as an index into an array, so use __ffs() instead. Fixes: eb8d0f5a ("drm/i915: Remove GPU reset dependence on struct_mutex") Signed-off-by: NChris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190315163933.19352-1-chris@chris-wilson.co.uk (cherry picked from commit 9073e5b2) Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com>
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