Re: [PATCH 1/3] drm/ttm: add bit flag TTM_OPT_FLAG_FORCE_ALLOC

2018-02-09 Thread Christian König
Am 09.02.2018 um 11:00 schrieb Roger He: set TTM_OPT_FLAG_FORCE_ALLOC when we are servicing for page fault routine. for ttm_mem_global_reserve if in page fault routine, allow the gtt pages reservation always. because page fault routing already grabbed system memory and the allowance of this exce

[PATCH 1/3] drm/ttm: add bit flag TTM_OPT_FLAG_FORCE_ALLOC

2018-02-09 Thread Roger He
set TTM_OPT_FLAG_FORCE_ALLOC when we are servicing for page fault routine. for ttm_mem_global_reserve if in page fault routine, allow the gtt pages reservation always. because page fault routing already grabbed system memory and the allowance of this exception is harmless. Otherwise, it will trigg

Re: [PATCH 1/3] drm/ttm: add bit flag TTM_OPT_FLAG_FORCE_ALLOC

2018-02-09 Thread Christian König
Am 09.02.2018 um 08:30 schrieb Roger He: set TTM_OPT_FLAG_FORCE_ALLOC when we are servicing for page fault routine. for ttm_mem_global_reserve if in page fault routine, allow the gtt pages reservation always. because page fault routing already grabbed system memory and the allowance of this exce

[PATCH 1/3] drm/ttm: add bit flag TTM_OPT_FLAG_FORCE_ALLOC

2018-02-08 Thread Roger He
set TTM_OPT_FLAG_FORCE_ALLOC when we are servicing for page fault routine. for ttm_mem_global_reserve if in page fault routine, allow the gtt pages reservation always. because page fault routing already grabbed system memory and the allowance of this exception is harmless. Otherwise, it will trigg