[PATCH 02/10] drm/ttm: return immediately in case of a signal
Christian König
ckoenig.leichtzumerken at gmail.com
Wed May 22 12:59:39 UTC 2019
When a signal arrives we should return immediately for
handling it and not try other placements first.
Signed-off-by: Christian König <christian.koenig at 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 2845fceb2fbd..4336893cb35e 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -978,7 +978,6 @@ 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, 1);
@@ -1069,8 +1068,8 @@ 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) {
@@ -1078,7 +1077,7 @@ 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
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