diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1223-drm-amdkfd-Handle-failure-instaed-of-BUG_ON.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1223-drm-amdkfd-Handle-failure-instaed-of-BUG_ON.patch | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1223-drm-amdkfd-Handle-failure-instaed-of-BUG_ON.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1223-drm-amdkfd-Handle-failure-instaed-of-BUG_ON.patch deleted file mode 100644 index fd0e6722..00000000 --- a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1223-drm-amdkfd-Handle-failure-instaed-of-BUG_ON.patch +++ /dev/null @@ -1,41 +0,0 @@ -From 965ae2d105b91f81b111310486f028400dab36ff Mon Sep 17 00:00:00 2001 -From: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> -Date: Wed, 1 Feb 2017 11:32:01 -0500 -Subject: [PATCH 1223/4131] drm/amdkfd: Handle failure instaed of BUG_ON - -If the range spans more than one BO, then return NULL. This way kernel -will not hang because of a user-mode bug. - -Change-Id: Ib497d37572cc1dd9b17351db3e78b92e9dc16c2d -Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> ---- - drivers/gpu/drm/amd/amdkfd/kfd_process.c | 9 ++++++--- - 1 file changed, 6 insertions(+), 3 deletions(-) - -diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c -index 10bddc9..1aa7ee3 100644 ---- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c -+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c -@@ -877,13 +877,16 @@ void *kfd_process_find_bo_from_interval(struct kfd_process *p, - it_node = interval_tree_iter_first(&p->bo_interval_tree, - start_addr, last_addr); - if (!it_node) { -- pr_err("%llu - %llu does not relate to an existing buffer\n", -+ pr_err("0x%llx-0x%llx does not relate to an existing buffer\n", - start_addr, last_addr); - return NULL; - } - -- BUG_ON(NULL != interval_tree_iter_next(it_node, -- start_addr, last_addr)); -+ if (interval_tree_iter_next(it_node, start_addr, last_addr) != NULL) { -+ pr_err("0x%llx-0x%llx spans more than a single BO\n", -+ start_addr, last_addr); -+ return NULL; -+ } - - buf_obj = container_of(it_node, struct kfd_bo, it); - --- -2.7.4 - |