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Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1593-drm-amdgpu-Lock-rmn-lock-in-HSA-MMU-notifiers.patch')
-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1593-drm-amdgpu-Lock-rmn-lock-in-HSA-MMU-notifiers.patch59
1 files changed, 0 insertions, 59 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1593-drm-amdgpu-Lock-rmn-lock-in-HSA-MMU-notifiers.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1593-drm-amdgpu-Lock-rmn-lock-in-HSA-MMU-notifiers.patch
deleted file mode 100644
index e3738800..00000000
--- a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1593-drm-amdgpu-Lock-rmn-lock-in-HSA-MMU-notifiers.patch
+++ /dev/null
@@ -1,59 +0,0 @@
-From 01f282b57fe4e11444a3564ac83545b1310fdc44 Mon Sep 17 00:00:00 2001
-From: Felix Kuehling <Felix.Kuehling@amd.com>
-Date: Wed, 15 Feb 2017 15:24:12 -0500
-Subject: [PATCH 1593/4131] drm/amdgpu: Lock rmn->lock in HSA MMU notifiers
-
-This is necessary to protect against concurrent access to the
-rmn->objects interval tree.
-
-Bug: SWDEV-112668, SWDEV-112670
-
-Change-Id: I69438bc2837f10a5c62c252f1aa7d77d1a1c3cb4
-Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
----
- drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c | 8 ++++++++
- 1 file changed, 8 insertions(+)
-
-diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
-index 990e6fe..d961477 100644
---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
-+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
-@@ -215,6 +215,8 @@ static void amdgpu_mn_invalidate_range_start_hsa(struct mmu_notifier *mn,
- /* notification is exclusive, but interval is inclusive */
- end -= 1;
-
-+ mutex_lock(&rmn->lock);
-+
- it = interval_tree_iter_first(&rmn->objects, start, end);
- while (it) {
- struct amdgpu_mn_node *node;
-@@ -231,6 +233,8 @@ static void amdgpu_mn_invalidate_range_start_hsa(struct mmu_notifier *mn,
- amdgpu_amdkfd_evict_mem(amdgpu_ttm_adev(bo->tbo.bdev), mem, mm);
- }
- }
-+
-+ mutex_unlock(&rmn->lock);
- }
-
- /**
-@@ -258,6 +262,8 @@ static void amdgpu_mn_invalidate_range_end_hsa(struct mmu_notifier *mn,
- /* notification is exclusive, but interval is inclusive */
- end -= 1;
-
-+ mutex_lock(&rmn->lock);
-+
- it = interval_tree_iter_first(&rmn->objects, start, end);
- while (it) {
- struct amdgpu_mn_node *node;
-@@ -275,6 +281,8 @@ static void amdgpu_mn_invalidate_range_end_hsa(struct mmu_notifier *mn,
- mem, mm, 1);
- }
- }
-+
-+ mutex_unlock(&rmn->lock);
- }
-
- static const struct mmu_notifier_ops amdgpu_mn_ops[] = {
---
-2.7.4
-