[Intel-gfx] [PATCH v4 7/7] drm/i915: Tidy up execbuffer command

[shuang.he at intel.com]

Tested-By: PRC QA PRTS (Patch Regression Test System Contact: shuang.he at intel.com)
-------------------------------------Summary-------------------------------------
Platform: baseline_drm_intel_nightly_pass_rate->patch_applied_pass_rate
BYT: pass/total=348/348->348/348
PNV: pass/total=325/328->324/328
ILK: pass/total=329/330->330/330
IVB: pass/total=538/546->534/546
SNB: pass/total=531/541->532/541
HSW: pass/total=476/487->471/487
BDW: pass/total=430/435->430/435
-------------------------------------Detailed-------------------------------------
test_platform: test_suite, test_case, result_with_drm_intel_nightly(count, machine_id...)...->result_with_patch_applied(count, machine_id)...
PNV: Intel_gpu_tools, igt_gem_concurrent_blit_cpu-rcs-early-read-interruptible, DMESG_WARN(1, M25)PASS(6, M23M25) -> DMESG_WARN(1, M23)PASS(3, M23)
ILK: Intel_gpu_tools, igt_kms_flip_flip-vs-panning-vs-hang, DMESG_WARN(1, M26)PASS(6, M6) -> PASS(4, M6)
IVB: Intel_gpu_tools, igt_gem_exec_parse_cmd-crossing-page, FAIL(3, M34)PASS(1, M4) -> FAIL(1, M34)PASS(3, M34)
IVB: Intel_gpu_tools, igt_gem_madvise_dontneed-before-exec, FAIL(3, M34)PASS(1, M4) -> FAIL(1, M34)PASS(3, M34)
IVB: Intel_gpu_tools, igt_kms_pipe_crc_basic_hang-read-crc-pipe-B, PASS(4, M4M34) -> TIMEOUT(1, M34)PASS(3, M34)
IVB: Intel_gpu_tools, igt_kms_pipe_crc_basic_hang-read-crc-pipe-C, PASS(4, M4M34) -> TIMEOUT(1, M34)PASS(3, M34)
SNB: Intel_gpu_tools, igt_kms_cursor_crc_cursor-256x256-random, DMESG_WARN(1, M22)PASS(6, M35) -> PASS(4, M35)
HSW: Intel_gpu_tools, igt_gem_bad_reloc_negative-reloc, NSPT(1, M39)PASS(3, M39) -> NSPT(2, M39)PASS(2, M39)
HSW: Intel_gpu_tools, igt_gem_bad_reloc_negative-reloc-lut, PASS(4, M39) -> NSPT(1, M39)PASS(3, M39)
HSW: Intel_gpu_tools, igt_gem_exec_parse_cmd-crossing-page, FAIL(3, M39)PASS(1, M39) -> FAIL(1, M39)PASS(3, M39)
HSW: Intel_gpu_tools, igt_gem_madvise_dontneed-before-exec, FAIL(3, M39)PASS(1, M39) -> FAIL(1, M39)PASS(3, M39)
HSW: Intel_gpu_tools, igt_gem_reset_stats_close-pending-fork-reverse-render, PASS(4, M39) -> NO_RESULT(1, M39)PASS(3, M39)
HSW: Intel_gpu_tools, igt_kms_cursor_crc_cursor-128x128-onscreen, DMESG_WARN(2, M39)PASS(5, M19M39) -> PASS(4, M39)
HSW: Intel_gpu_tools, igt_kms_cursor_crc_cursor-256x256-offscreen, DMESG_WARN(1, M39)PASS(6, M19M39) -> DMESG_WARN(1, M39)PASS(3, M39)
HSW: Intel_gpu_tools, igt_kms_cursor_crc_cursor-256x256-onscreen, PASS(4, M39) -> DMESG_WARN(3, M39)PASS(1, M39)
HSW: Intel_gpu_tools, igt_kms_cursor_crc_cursor-64x64-offscreen, DMESG_WARN(2, M39)PASS(2, M39) -> DMESG_WARN(4, M39)
HSW: Intel_gpu_tools, igt_kms_cursor_crc_cursor-64x64-sliding, DMESG_WARN(1, M39)PASS(3, M39) -> DMESG_WARN(1, M39)PASS(3, M39)
HSW: Intel_gpu_tools, igt_kms_flip_dpms-vs-vblank-race, DMESG_WARN(2, M39)PASS(5, M19M39) -> PASS(4, M39)