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authorThomas Gleixner <tglx@linutronix.de>2019-04-10 13:28:09 +0300
committerThomas Gleixner <tglx@linutronix.de>2019-04-14 20:58:32 +0300
commitfa49e2eac9aa8259e1ea540d1bd301448d5b735d (patch)
tree2b9c3bf95228458df37530a3b1b9e1cbc323c3eb /drivers/gpu/drm/i915/intel_runtime_pm.c
parentaccddc41b96915ab4e5d37796c6d17d70805999c (diff)
downloadlinux-fa49e2eac9aa8259e1ea540d1bd301448d5b735d.tar.xz
drm: Remove the ULONG_MAX stack trace hackery
No architecture terminates the stack trace with ULONG_MAX anymore. Remove the cruft. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Alexander Potapenko <glider@google.com> Cc: intel-gfx@lists.freedesktop.org Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: dri-devel@lists.freedesktop.org Cc: David Airlie <airlied@linux.ie> Cc: Jani Nikula <jani.nikula@linux.intel.com> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://lkml.kernel.org/r/20190410103644.945059666@linutronix.de
Diffstat (limited to 'drivers/gpu/drm/i915/intel_runtime_pm.c')
-rw-r--r--drivers/gpu/drm/i915/intel_runtime_pm.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index a017a4232c0f..1f8acbb332c9 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -67,10 +67,6 @@ static noinline depot_stack_handle_t __save_depot_stack(void)
};
save_stack_trace(&trace);
- if (trace.nr_entries &&
- trace.entries[trace.nr_entries - 1] == ULONG_MAX)
- trace.nr_entries--;
-
return depot_save_stack(&trace, GFP_NOWAIT | __GFP_NOWARN);
}