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6f13f29f2c
linux_dsm_epyc7002/drivers/gpu/drm/i915
History
Chris Wilson 6f13f29f2c drm/i915: Flush the change in debugobject before reallocation 
When marking the debugobject as freed, be sure that write is flushed
before another CPU may see it on a reallocation path.

Only seen once in CI:

[  159.240873] WARNING: CPU: 3 PID: 6735 at lib/debugobjects.c:263 debug_print_object+0x87/0xb0
[  159.240897] ODEBUG: init destroyed (active state 0) object type: i915_sw_fence hint: submit_notify+0x0/0x4c [i915]
[  159.240902] Modules linked in: snd_hda_intel i915 x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul snd_hda_codec_realtek crc32_pclmul snd_hda_codec_generic snd_hda_codec_hdmi ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core snd_pcm mei_me lpc_ich mei e1000e ptp pps_core [last unloaded: i915]
[  159.240913] CPU: 3 PID: 6735 Comm: gem_exec_nop Tainted: G     U          4.10.0-rc3-CI-Trybot_479+ #1
[  159.240913] Hardware name: LENOVO 10AGS00601/SHARKBAY, BIOS FBKT34AUS 04/24/2013
[  159.240914] Call Trace:
[  159.240916]  dump_stack+0x67/0x92
[  159.240919]  __warn+0xc6/0xe0
[  159.240920]  warn_slowpath_fmt+0x4a/0x50
[  159.240921]  debug_print_object+0x87/0xb0
[  159.240935]  ? __i915_request_wait_for_execute+0x1d0/0x1d0 [i915]
[  159.240936]  __debug_object_init+0xb2/0x410
[  159.240950]  ? __i915_request_wait_for_execute+0x1d0/0x1d0 [i915]
[  159.240951]  debug_object_init+0x16/0x20
[  159.240962]  __i915_sw_fence_init+0x29/0x60 [i915]
[  159.240975]  i915_gem_request_alloc+0x1fb/0x450 [i915]
[  159.240987]  i915_gem_do_execbuffer.isra.15+0x798/0x1b20 [i915]
[  159.241000]  i915_gem_execbuffer2+0xc0/0x250 [i915]
[  159.241003]  drm_ioctl+0x200/0x450
[  159.241016]  ? i915_gem_execbuffer+0x330/0x330 [i915]
[  159.241018]  do_vfs_ioctl+0x90/0x6e0
[  159.241020]  ? trace_hardirqs_on_caller+0x122/0x1b0
[  159.241021]  SyS_ioctl+0x3c/0x70
[  159.241023]  entry_SYSCALL_64_fastpath+0x1c/0xb1
[  159.241024] RIP: 0033:0x7f9bc4f41357
[  159.241025] RSP: 002b:00007ffc6cd5c568 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  159.241026] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bc4f41357
[  159.241026] RDX: 00007ffc6cd5c640 RSI: 0000000040406469 RDI: 0000000000000003
[  159.241027] RBP: 00007ffc6cd5c640 R08: 0000000000047508 R09: 0000000000000001
[  159.241027] R10: 000b58552d323c3d R11: 0000000000000246 R12: 0000000040406469
[  159.241028] R13: 0000000000000003 R14: 0000000000000004 R15: 0000000000000001

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170113214335.5829-1-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
2017-01-16 12:21:19 +00:00
..
gvt drm/i915: Use the MRU stack search after evicting 2017-01-11 12:25:15 +00:00
dvo_ch7xxx.c
dvo_ch7017.c
dvo_ivch.c
dvo_ns2501.c
dvo_sil164.c
dvo_tfp410.c
dvo.h
i915_cmd_parser.c drm/i915: Consolidate checks for memcpy-from-wc support 2017-01-06 16:02:07 +00:00
i915_debugfs.c drm/i915: Convert i915_ggtt_view to use an anonymous union 2017-01-14 16:18:03 +00:00
i915_drv.c drm/i915: Update i915_reset parameter for kerneldoc 2017-01-12 16:10:41 +02:00
i915_drv.h drm/i915/psr: enable ALPM for psr2 2017-01-12 16:35:20 -08:00
i915_gem_batch_pool.c drm/i915: Move GEM activity tracking into a common struct reservation_object 2016-10-28 20:53:50 +01:00
i915_gem_batch_pool.h
i915_gem_context.c drm/i915: Move i915_ppgtt_close() into i915_gem_gtt.c 2017-01-13 16:35:27 +00:00
i915_gem_context.h drm/i915: Simplify testing for am-I-the-kernel-context? 2017-01-06 16:02:12 +00:00
i915_gem_dmabuf.c drm/i915: Make GEM object alloc/free and stolen created take dev_priv 2016-12-01 18:00:15 +00:00
i915_gem_evict.c drm/i915: Detect vma reserved for execbuf in evict-for-node 2017-01-12 07:51:49 +00:00
i915_gem_execbuffer.c drm/i915: Replace 4096 with PAGE_SIZE or I915_GTT_PAGE_SIZE 2017-01-10 20:54:32 +00:00
i915_gem_fence_reg.c drm/i915: Replace 4096 with PAGE_SIZE or I915_GTT_PAGE_SIZE 2017-01-10 20:54:32 +00:00
i915_gem_fence_reg.h drm/i915: Replace 4096 with PAGE_SIZE or I915_GTT_PAGE_SIZE 2017-01-10 20:54:32 +00:00
i915_gem_gtt.c drm/i915: Eliminate superfluous i915_ggtt_view_normal 2017-01-14 16:18:36 +00:00
i915_gem_gtt.h drm/i915: Eliminate superfluous i915_ggtt_view_normal 2017-01-14 16:18:36 +00:00
i915_gem_internal.c drm/i915: Declare i915_gem_object_create_internal() as taking phys_addr_t size 2017-01-12 16:47:04 +00:00
i915_gem_object.h drm/i915: Split out i915_gem_object_set_tiling() 2017-01-10 15:29:14 +00:00
i915_gem_render_state.c drm/i915: Replace 4096 with PAGE_SIZE or I915_GTT_PAGE_SIZE 2017-01-10 20:54:32 +00:00
i915_gem_render_state.h drm/i915: Reuse the active golden render state batch 2016-10-28 20:53:44 +01:00
i915_gem_request.c drm/i915: Add a sanity check that no request is submitted in the middle 2017-01-11 14:31:48 +00:00
i915_gem_request.h drm/i915: Fix oopses in the overlay code due to i915_gem_active stuff 2017-01-03 11:41:17 +02:00
i915_gem_shrinker.c Main pull request for drm for 4.10 kernel 2016-12-13 09:35:09 -08:00
i915_gem_stolen.c drm/i915: Extract reserving space in the GTT to a helper 2017-01-11 12:28:13 +00:00
i915_gem_tiling.c drm/i915: Replace 4096 with PAGE_SIZE or I915_GTT_PAGE_SIZE 2017-01-10 20:54:32 +00:00
i915_gem_timeline.c drm/i915: Assert all timeline requests are gone before fini 2017-01-05 15:34:40 +00:00
i915_gem_timeline.h drm/i915: Rename i915_gem_timeline.next_seqno to .seqno 2016-11-25 07:01:11 +00:00
i915_gem_userptr.c Linux 4.10-rc2 2017-01-04 11:35:18 +01:00
i915_gem.c drm/i915: Eliminate superfluous i915_ggtt_view_normal 2017-01-14 16:18:36 +00:00
i915_gem.h drm/i915: introduce GEM_WARN_ON 2016-12-16 21:16:36 +00:00
i915_gpu_error.c drm/i915: Use __printf markup to silence compiler 2017-01-16 12:20:17 +00:00
i915_guc_reg.h drm/i915/guc: Exclude the upper end of the Global GTT for the GuC 2017-01-05 15:34:46 +00:00
i915_guc_submission.c drm/i915: Invalidate the guc ggtt TLB upon insertion 2017-01-12 16:47:04 +00:00
i915_ioc32.c
i915_irq.c drm/i915: Keep i915_handle_error kerneldoc parameters together 2017-01-12 16:09:35 +02:00
i915_memcpy.c
i915_mm.c
i915_oa_hsw.c drm/i915: Add more Haswell OA metric sets 2016-11-22 14:40:00 +01:00
i915_oa_hsw.h drm/i915: advertise available metrics via sysfs 2016-11-22 14:38:51 +01:00
i915_params.c drm/i915: Use the precomputed value for whether to enable command parsing 2016-11-24 13:52:34 +00:00
i915_params.h drm/i915: Use the precomputed value for whether to enable command parsing 2016-11-24 13:52:34 +00:00
i915_pci.c drm/i915: actually drive the BDW reserved IDs 2017-01-04 14:40:46 -02:00
i915_perf.c drm/i915: Simplify releasing context reference 2016-12-18 16:18:53 +00:00
i915_pvinfo.h
i915_reg.h drm/i915/psr: report live PSR2 State 2017-01-13 10:47:30 -08:00
i915_suspend.c drm/i915: Make i915_save/restore_state and intel_i2c_reset take dev_priv 2016-12-01 18:01:23 +00:00
i915_sw_fence.c drm/i915: Flush the change in debugobject before reallocation 2017-01-16 12:21:19 +00:00
i915_sw_fence.h drm/i915: Hold a reference on the request for its fence chain 2016-12-05 11:00:32 +02:00
i915_sysfs.c drm/i915/glk: Convert a few more IS_BROXTON() to IS_GEN9_LP() 2017-01-10 11:03:57 +02:00
i915_trace_points.c
i915_trace.h drm/i915: Extract reserving space in the GTT to a helper 2017-01-11 12:28:13 +00:00
i915_utils.h drm/i915: Move a few more utility macros to i915_utils.h 2017-01-05 21:02:04 +00:00
i915_vgpu.c drm/i915: Extract reserving space in the GTT to a helper 2017-01-11 12:28:13 +00:00
i915_vgpu.h
i915_vma.c drm/i915: Convert i915_ggtt_view to use an anonymous union 2017-01-14 16:18:03 +00:00
i915_vma.h drm/i915: Convert i915_ggtt_view to use an anonymous union 2017-01-14 16:18:03 +00:00
intel_acpi.c
intel_atomic_plane.c drm/i915: Add a cursor hack to allow converting legacy page flip to atomic, v3. 2016-12-19 17:48:52 +01:00
intel_atomic.c drm/i915: Move intel_atomic_get_shared_dpll_state() to intel_dpll_mgr.c 2017-01-02 11:31:53 +02:00
intel_audio.c drm/i915: Check num_pipes before initializing audio component 2016-12-22 12:29:17 +02:00
intel_bios.c drm/i915: Use range_overflows() 2017-01-06 16:02:11 +00:00
intel_bios.h drm/i915/dsi: Fix swapping of MIPI_SEQ_DEASSERT_RESET / MIPI_SEQ_ASSERT_RESET 2016-12-20 16:28:25 +02:00
intel_breadcrumbs.c drm/i915/breadcrumbs: s/container_of/rb_entry/ 2016-12-20 12:30:25 +00:00
intel_color.c drm/i915: Assorted INTEL_INFO(dev) cleanups 2016-11-17 13:56:35 +00:00
intel_crt.c drm/i915: Pass dev_priv to intel_setup_outputs() 2016-11-25 16:43:24 +02:00
intel_csr.c drm/i915/DMC/GLK: Load DMC on GLK 2017-01-10 11:03:56 +02:00
intel_ddi.c drm/i915: Rename intel_shared_dpll_config to intel_shared_dpll_state 2016-12-30 09:26:10 +02:00
intel_device_info.c drm/i915/glk: Convert a few more IS_BROXTON() to IS_GEN9_LP() 2017-01-10 11:03:57 +02:00
intel_display.c drm/i915: Eliminate superfluous i915_ggtt_view_rotated 2017-01-14 16:18:35 +00:00
intel_dp_aux_backlight.c
intel_dp_link_training.c
intel_dp_mst.c drm/i915: Validate mode against max. link data rate for DP MST 2016-12-05 16:23:18 +02:00
intel_dp.c drm/i915/dp: Silence compiler for missing prototype 2017-01-16 12:20:17 +00:00
intel_dpio_phy.c drm/i915: Only poll DW3_A when init DDI PHY for ports B and C. 2016-12-02 12:16:25 -08:00
intel_dpll_mgr.c drm/i915: Move intel_atomic_get_shared_dpll_state() to intel_dpll_mgr.c 2017-01-02 11:31:53 +02:00
intel_dpll_mgr.h drm/i915: Add dpll entrypoint for dumping hw state 2016-12-30 09:32:34 +02:00
intel_drv.h drm/i915: Use new CRC debugfs API 2017-01-10 17:30:50 +01:00
intel_dsi_dcs_backlight.c
intel_dsi_panel_vbt.c drm/i915/dsi: Fix chv_exec_gpio disabling the GPIOs it is setting 2016-12-20 16:28:38 +02:00
intel_dsi_pll.c drm/i915: relax uncritical udelay_range() 2016-12-16 11:22:01 +02:00
intel_dsi.c Linux 4.10-rc2 2017-01-04 11:35:18 +01:00
intel_dsi.h
intel_dvo.c drm/i915: Pass dev_priv to intel_setup_outputs() 2016-11-25 16:43:24 +02:00
intel_engine_cs.c drm/i915: Unify active context tracking between legacy/execlists/guc 2016-12-18 16:18:50 +00:00
intel_fbc.c drm/i915: Remove useless casts to intel_plane_state 2017-01-12 15:36:38 +01:00
intel_fbdev.c Merge tag 'drm-misc-next-2017-01-09' of git://anongit.freedesktop.org/git/drm-misc into drm-next 2017-01-10 08:06:56 +10:00
intel_fifo_underrun.c drm/i915: Always use intel_get_crtc_for_pipe() 2016-11-01 16:40:38 +02:00
intel_frontbuffer.c
intel_frontbuffer.h drm/i915: Move frontbuffer CS write tracking from ggtt vma to object 2016-11-18 11:15:59 +00:00
intel_guc_fwif.h drm/i915/guc: Drop comment on fwif autogeneration 2016-12-07 07:10:21 +00:00
intel_guc_loader.c drm/i915: Invalidate the guc ggtt TLB upon insertion 2017-01-12 16:47:04 +00:00
intel_gvt.c Documentation/gpu: Add section for Intel GVT-g host support 2016-10-20 17:18:39 +08:00
intel_gvt.h drm/i915/gvt: clean up intel_gvt.h as interface for i915 core 2016-10-20 17:18:30 +08:00
intel_hangcheck.c drm/i915: Disable hangcheck when wedged 2016-11-22 17:42:17 +00:00
intel_hdmi.c drm/i915/glk: Reuse broxton code for geminilake 2016-12-02 16:38:56 +02:00
intel_hotplug.c drm/i915: More assorted dev_priv cleanups 2016-11-11 14:58:26 +00:00
intel_i2c.c drm/i915: add some more "i" in platform names for consistency 2016-12-07 15:19:31 +02:00
intel_lrc.c drm/i915: Invalidate the guc ggtt TLB upon insertion 2017-01-12 16:47:04 +00:00
intel_lrc.h drm/i915: Replace 4096 with PAGE_SIZE or I915_GTT_PAGE_SIZE 2017-01-10 20:54:32 +00:00
intel_lspcon.c drm/i915/lspcon: Remove unused force change mode parameter 2016-11-23 13:32:01 +02:00
intel_lvds.c drm/i915: Intel panel detection cleanup 2016-12-13 17:25:26 +02:00
intel_mocs.c drm/i915/glk: Reuse broxton code for geminilake 2016-12-02 16:38:56 +02:00
intel_mocs.h drm/i915: Make various init functions take dev_priv 2016-12-01 18:01:15 +00:00
intel_modes.c
intel_opregion.c drm/i915/opregion: fill in the CADL from connector list, not DIDL 2016-11-17 12:45:59 +02:00
intel_overlay.c drm/i915: Eliminate superfluous i915_ggtt_view_normal 2017-01-14 16:18:36 +00:00
intel_panel.c drm/i915: clean up Hz to PWM for i965 2016-12-13 17:28:08 +02:00
intel_pipe_crc.c drm/i915: Use new CRC debugfs API 2017-01-10 17:30:50 +01:00
intel_pm.c Merge tag 'drm-misc-next-2016-12-30' of git://anongit.freedesktop.org/git/drm-misc into drm-next 2017-01-09 09:55:57 +10:00
intel_psr.c drm/i915/psr: enable psr2 for y cordinate panels 2017-01-13 10:46:12 -08:00
intel_renderstate_gen6.c
intel_renderstate_gen7.c
intel_renderstate_gen8.c
intel_renderstate_gen9.c
intel_renderstate.h
intel_ringbuffer.c drm/i915: Remove WaDisableLSQCROPERFforOCL KBL workaround. 2017-01-12 15:48:08 +02:00
intel_ringbuffer.h drm/i915: request ring to be pinned above GUC_WOPCM_TOP 2016-12-24 10:06:59 +00:00
intel_runtime_pm.c drm/i915/dsi: Do not clear DPOUNIT_CLOCK_GATE_DISABLE from vlv_init_display_clock_gating 2016-12-20 16:27:46 +02:00
intel_sdvo_regs.h
intel_sdvo.c drm/i915: distinguish G33 and Pineview from each other 2016-12-07 23:28:33 +02:00
intel_sideband.c
intel_sprite.c Merge tag 'drm-misc-next-2016-12-30' of git://anongit.freedesktop.org/git/drm-misc into drm-intel-next-queued 2017-01-04 11:41:10 +01:00
intel_tv.c drm/i915: Pass dev_priv to intel_setup_outputs() 2016-11-25 16:43:24 +02:00
intel_uc.c drm/i915/guc: Make intel_guc_recv static. 2017-01-03 10:16:12 +00:00
intel_uc.h drm/i915/guc: Exclude the upper end of the Global GTT for the GuC 2017-01-05 15:34:46 +00:00
intel_uncore.c Linux 4.10-rc2 2017-01-04 11:35:18 +01:00
intel_vbt_defs.h drm/915: Parsing the missed out DTD fields from the VBT 2016-12-23 15:13:39 +02:00
Kconfig drm/i915/gvt/kvmgt: add vfio/mdev support to KVMGT 2016-12-16 16:55:26 +08:00
Kconfig.debug drm/i915: Enable swfence debugobject support for i915.ko 2016-12-05 20:49:17 +00:00
Makefile drm/i915/debugfs: Move out pipe CRC code 2016-12-13 09:41:24 +01:00