✓ CI.checkpatch: success for Move some functions out of runtime sus/resume (rev2)
Patchwork
patchwork at emeril.freedesktop.org
Thu Sep 12 01:34:04 UTC 2024
== Series Details ==
Series: Move some functions out of runtime sus/resume (rev2)
URL : https://patchwork.freedesktop.org/series/138532/
State : success
== Summary ==
+ KERNEL=/kernel
+ git clone https://gitlab.freedesktop.org/drm/maintainer-tools mt
Cloning into 'mt'...
warning: redirecting to https://gitlab.freedesktop.org/drm/maintainer-tools.git/
+ git -C mt rev-list -n1 origin/master
c62d7e164862503a3662a095da1c6c9014248cb2
+ cd /kernel
+ git config --global --add safe.directory /kernel
+ git log -n1
commit 1eb4e0fa50bcf7e096cc3750a48cee3e964fdd42
Author: Suraj Kandpal <suraj.kandpal at intel.com>
Date: Thu Sep 12 06:55:45 2024 +0530
drm/xe/display: Do not do intel_fbdev_set_suspend during runtime
Do not do intel_fbdev_set_suspend during runtime_suspend/resume
functions. This cause a big circular lock_dep splat.
kworker/0:4/198 is trying to acquire lock:
<4> [77.185594] ffffffff83398500 (console_lock){+.+.}-{0:0}, at:
intel_fbdev_set_suspend+0x169/0x1f0 [xe]
<4> [77.185947]
but task is already holding lock:
<4> [77.185949] ffffffffa09e9460
(xe_pm_runtime_lockdep_map){+.+.}-{0:0}, at:
xe_pm_runtime_suspend+0x51/0x3f0 [xe]
<4> [77.186262]
which lock already depends on the new lock.
<4> [77.186264]
the existing dependency chain (in reverse order) is:
<4> [77.186266]
-> #2 (xe_pm_runtime_lockdep_map){+.+.}-{0:0}:
<4> [77.186276] pm_runtime_lockdep_prime+0x2f/0x50 [xe]
<4> [77.186572] xe_pm_runtime_resume_and_get+0x29/0x90 [xe]
<4> [77.186867] intelfb_create+0x150/0x390 [xe]
<4> [77.187197]
__drm_fb_helper_initial_config_and_unlock+0x31c/0x5e0 [drm_kms_helper]
<4> [77.187243] drm_fb_helper_initial_config+0x3d/0x50
[drm_kms_helper]
<4> [77.187274] intel_fbdev_client_hotplug+0xb1/0x140 [xe]
<4> [77.187603] drm_client_register+0x87/0xd0 [drm]
<4> [77.187704] intel_fbdev_setup+0x51c/0x640 [xe]
<4> [77.188033] intel_display_driver_register+0xb7/0xf0 [xe]
<4> [77.188438] xe_display_register+0x21/0x40 [xe]
<4> [77.188809] xe_device_probe+0xa8d/0xbf0 [xe]
<4> [77.189035] xe_pci_probe+0x333/0x5b0 [xe]
<4> [77.189330] local_pci_probe+0x48/0xb0
<4> [77.189341] pci_device_probe+0xc8/0x280
<4> [77.189351] really_probe+0xf8/0x390
<4> [77.189362] __driver_probe_device+0x8a/0x170
<4> [77.189373] driver_probe_device+0x23/0xb0
Signed-off-by: Suraj Kandpal <suraj.kandpal at intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
+ /mt/dim checkpatch 024375dea928f05b859b457ceaff8c2b33609121 drm-intel
505d5837c2cb drm/xe/display: Do not suspend resume dp mst during runtime
1eb4e0fa50bc drm/xe/display: Do not do intel_fbdev_set_suspend during runtime
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