diff options
author | Yong Zhao <Yong.Zhao@amd.com> | 2019-11-08 23:03:29 -0500 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2019-11-13 15:29:45 -0500 |
commit | bc05b0ec150983ba3b3c1a1c6b5eeb6c2918c94a (patch) | |
tree | 24825d24c3be195bff89df0f285df679773d078a /drivers/gpu/drm/amd/amdkfd | |
parent | 681a9167ddb2d5f5fd9821f5e484e51b31a073bb (diff) | |
download | linux-stable-bc05b0ec150983ba3b3c1a1c6b5eeb6c2918c94a.tar.gz linux-stable-bc05b0ec150983ba3b3c1a1c6b5eeb6c2918c94a.tar.bz2 linux-stable-bc05b0ec150983ba3b3c1a1c6b5eeb6c2918c94a.zip |
drm/amdkfd: Fix a bug when calculating save_area_used_size
workgroup context data writes from m->cp_hqd_cntl_stack_size, so we
should deduct it when calculating the used size.
Signed-off-by: Yong Zhao <Yong.Zhao@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/amdkfd')
-rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c index d3380c5bdbde..be27ff01cdb8 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c @@ -302,7 +302,8 @@ static int get_wave_state(struct mqd_manager *mm, void *mqd, *ctl_stack_used_size = m->cp_hqd_cntl_stack_size - m->cp_hqd_cntl_stack_offset; - *save_area_used_size = m->cp_hqd_wg_state_offset; + *save_area_used_size = m->cp_hqd_wg_state_offset - + m->cp_hqd_cntl_stack_size; if (copy_to_user(ctl_stack, mqd_ctl_stack, m->cp_hqd_cntl_stack_size)) return -EFAULT; |