mirror of https://gitee.com/openkylin/linux.git
f8a7fde456
We only need the active reference to keep the object alive after the handle has been deleted (so as to prevent a synchronous gem_close). Why then pay the price of a kref on every execbuf when we can insert that final active ref just in time for the handle deletion? Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-6-chris@chris-wilson.co.uk |
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