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drm/amd: Check that a system is a NUMA system before looking for SRAT 

It's pointless on laptops to look for the SRAT table as these are not
NUMA.  Check the number of possible nodes is > 1 to decide whether to
look for SRAT.

Suggested-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mario Limonciello 2023-06-02 07:18:06 -05:00 committed by Alex Deucher
parent 7386f88ab1
commit bbcc3514ab
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/amdkfd/kfd_crat.c
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@ -2041,7 +2041,8 @@ static int kfd_fill_gpu_direct_io_link_to_cpu(int *avail_size,
sub_type_hdr->proximity_domain_from = proximity_domain;
#ifdef CONFIG_ACPI_NUMA
if (kdev->adev->pdev->dev.numa_node == NUMA_NO_NODE)
if (kdev->adev->pdev->dev.numa_node == NUMA_NO_NODE &&
num_possible_nodes() > 1)
kfd_find_numa_node_in_srat(kdev);
#endif
#ifdef CONFIG_NUMA