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criu/plugin: Read and write BO contents in parallel

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Implement multi-threaded code to read and write contents of each GPU
VRAM BOs in parallel in order to speed up dumping process when using
multiple GPUs.

Signed-off-by: David Yat Sin <david.yatsin@amd.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
This commit is contained in:
David Yat Sin
2021-12-22 02:48:45 -05:00
committed by Andrei Vagin
parent ba9c62df24
commit a218fe0baa
4 changed files with 303 additions and 135 deletions
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11
plugins/amdgpu/amdgpu_plugin_topology.c
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@@ -151,6 +151,17 @@ struct tp_node *sys_get_node_by_render_minor(const struct tp_system *sys, const
return NULL;
}
struct tp_node *sys_get_node_by_index(const struct tp_system *sys, uint32_t index)
{
struct tp_node *node;
list_for_each_entry(node, &sys->nodes, listm_system) {
if (NODE_IS_GPU(node) && index-- == 0)
return node;
}
return NULL;
}
struct tp_node *sys_get_node_by_gpu_id(const struct tp_system *sys, const uint32_t gpu_id)
{
struct tp_node *node;