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-rw-r--r--common/recipes-kernel/linux/files/0685-drm-amd-dal-Avoid-flood-kernel-with-storm-of-work-it.patch50
1 files changed, 0 insertions, 50 deletions
diff --git a/common/recipes-kernel/linux/files/0685-drm-amd-dal-Avoid-flood-kernel-with-storm-of-work-it.patch b/common/recipes-kernel/linux/files/0685-drm-amd-dal-Avoid-flood-kernel-with-storm-of-work-it.patch
deleted file mode 100644
index 00775cf4..00000000
--- a/common/recipes-kernel/linux/files/0685-drm-amd-dal-Avoid-flood-kernel-with-storm-of-work-it.patch
+++ /dev/null
@@ -1,50 +0,0 @@
-From b3d16ddfc98550586b5c2534532bf4bfc8941a83 Mon Sep 17 00:00:00 2001
-From: Vitaly Prosyak <vitaly.prosyak@amd.com>
-Date: Mon, 11 Jan 2016 14:19:10 -0500
-Subject: [PATCH 0685/1110] drm/amd/dal: Avoid flood kernel with storm of work
- items
-
-Add work item to system only when handler is available.
-The change decrease the boot time and improve system
-performance by not overload the system thread pool with
-thousands of empty work items.
-
-Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
-Acked-by: Jordan Lazare <Jordan.Lazare@amd.com>
----
- drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c | 14 ++++++++++----
- 1 file changed, 10 insertions(+), 4 deletions(-)
-
-diff --git a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c
-index ab6df66..7cfb754 100644
---- a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c
-+++ b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c
-@@ -558,15 +558,21 @@ static void amdgpu_dm_irq_schedule_work(
- enum dc_irq_source irq_source)
- {
- unsigned long irq_table_flags;
-+ struct work_struct *work = NULL;
-
- DM_IRQ_TABLE_LOCK(adev, irq_table_flags);
-
-- /* Since the caller is interested in 'work_struct' then
-- * the irq will be post-processed at "INTERRUPT_LOW_IRQ_CONTEXT". */
--
-- schedule_work(&adev->dm.irq_handler_list_low_tab[irq_source].work);
-+ if (!list_empty(&adev->dm.irq_handler_list_low_tab[irq_source].head))
-+ work = &adev->dm.irq_handler_list_low_tab[irq_source].work;
-
- DM_IRQ_TABLE_UNLOCK(adev, irq_table_flags);
-+
-+ if (work) {
-+ if (!schedule_work(work))
-+ DRM_INFO("amdgpu_dm_irq_schedule_work FAILED src %d\n",
-+ irq_source);
-+ }
-+
- }
-
- /** amdgpu_dm_irq_immediate_work
---
-2.7.4
-