diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/2036-drm-ttm-return-immediately-in-case-of-a-signal.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/2036-drm-ttm-return-immediately-in-case-of-a-signal.patch | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/2036-drm-ttm-return-immediately-in-case-of-a-signal.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/2036-drm-ttm-return-immediately-in-case-of-a-signal.patch new file mode 100644 index 00000000..187d16b4 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/2036-drm-ttm-return-immediately-in-case-of-a-signal.patch @@ -0,0 +1,54 @@ +From da43003be6352fe2ecdccdd1dee7886c0181cd4b Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Mon, 13 May 2019 15:36:08 +0200 +Subject: [PATCH 2036/2940] drm/ttm: return immediately in case of a signal +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +When a signal arrives we should return immediately for +handling it and not try other placements first. + +Signed-off-by: Christian König <christian.koenig@amd.com> +Acked-by: Chunming Zhou <david1.zhou@amd.com> +Tested-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com> +Signed-off-by: Chaudhary Amit Kumar <Chaudharyamit.Kumar@amd.com> +--- + drivers/gpu/drm/ttm/ttm_bo.c | 7 +++---- + 1 file changed, 3 insertions(+), 4 deletions(-) + +diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c +index 263d467d0042..6b79825705d9 100644 +--- a/drivers/gpu/drm/ttm/ttm_bo.c ++++ b/drivers/gpu/drm/ttm/ttm_bo.c +@@ -989,7 +989,6 @@ int ttm_bo_mem_space(struct ttm_buffer_object *bo, + uint32_t cur_flags = 0; + bool type_found = false; + bool type_ok = false; +- bool has_erestartsys = false; + int i, ret; + + ret = reservation_object_reserve_shared(bo->resv); +@@ -1080,8 +1079,8 @@ int ttm_bo_mem_space(struct ttm_buffer_object *bo, + mem->placement = cur_flags; + return 0; + } +- if (ret == -ERESTARTSYS) +- has_erestartsys = true; ++ if (ret && ret != -EBUSY) ++ return ret; + } + + if (!type_found) { +@@ -1089,7 +1088,7 @@ int ttm_bo_mem_space(struct ttm_buffer_object *bo, + return -EINVAL; + } + +- return (has_erestartsys) ? -ERESTARTSYS : -ENOMEM; ++ return -ENOMEM; + } + EXPORT_SYMBOL(ttm_bo_mem_space); + +-- +2.17.1 + |