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| author | Lang Yu <Lang.Yu@amd.com> | 2024-04-11 17:14:17 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-05-02 15:44:10 -0400 |
| commit | 2d6f49ee849b58f115e36c4c5615d22a830f8030 (patch) | |
| tree | eccc75f7dcd0e5cc954b33849274297425ff016c /drivers/gpu/drm/amd/amdgpu/vega20_ih.c | |
| parent | 4752cac300fec50530aab69788f48b62c35aa627 (diff) | |
drm/amdkfd: handle duplicate BOs in reserve_bo_and_cond_vms
Observed on gfx8 ASIC where KFD_IOC_ALLOC_MEM_FLAGS_AQL_QUEUE_MEM is used.
Two attachments use the same VM, root PD would be locked twice.
[ 57.910418] Call Trace:
[ 57.793726] ? reserve_bo_and_cond_vms+0x111/0x1c0 [amdgpu]
[ 57.793820] amdgpu_amdkfd_gpuvm_unmap_memory_from_gpu+0x6c/0x1c0 [amdgpu]
[ 57.793923] ? idr_get_next_ul+0xbe/0x100
[ 57.793933] kfd_process_device_free_bos+0x7e/0xf0 [amdgpu]
[ 57.794041] kfd_process_wq_release+0x2ae/0x3c0 [amdgpu]
[ 57.794141] ? process_scheduled_works+0x29c/0x580
[ 57.794147] process_scheduled_works+0x303/0x580
[ 57.794157] ? __pfx_worker_thread+0x10/0x10
[ 57.794160] worker_thread+0x1a2/0x370
[ 57.794165] ? __pfx_worker_thread+0x10/0x10
[ 57.794167] kthread+0x11b/0x150
[ 57.794172] ? __pfx_kthread+0x10/0x10
[ 57.794177] ret_from_fork+0x3d/0x60
[ 57.794181] ? __pfx_kthread+0x10/0x10
[ 57.794184] ret_from_fork_asm+0x1b/0x30
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vega20_ih.c')
0 files changed, 0 insertions, 0 deletions