[drm:amdgpu_ctx_mgr_entity_fini [amdgpu]] *ERROR* ctx 00000000189dec14 is still alive

[Christian König]

Am 05.08.19 um 14:53 schrieb 孙南勇:
> Hi All,
>     Sometime dmesg show this log:
> [10407.720988] [drm:amdgpu_ctx_mgr_entity_fini [amdgpu]] *ERROR* ctx 
> 00000000189dec14 is still alive
> [10407.721054] [drm:amdgpu_ctx_mgr_entity_fini [amdgpu]] *ERROR* ctx 
> 00000000189dec14 is still alive
> [10407.721120] [drm:amdgpu_ctx_mgr_entity_fini [amdgpu]] *ERROR* ctx 
> 00000000189dec14 is still alive
> [10407.721187] [drm:amdgpu_ctx_mgr_entity_fini [amdgpu]] *ERROR* ctx 
> 00000000189dec14 is still alive
> [10407.721418] [drm:amdgpu_ctx_mgr_fini [amdgpu]] *ERROR* ctx 
> 00000000189dec14 is still alive
>
> What are the side effects?
> Does this error will occur GPU hung(such as gfx timeout)?
> How to fix this?
>
> My kernel : 4.19.36

That is hopelessly outdated code, please try to switch something newer 
and re-test.

Christian.

> Mesa: 18.3.6
>
> And I find that in amdgpu_ctx.c, the 
> function:amdgpu_ctx_mgr_entity_flush doesn't check the
> ctx->refcount(the check is stopped in this patch: 
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=48ad368a8a3ab2fd3c2bc2ccccc6e29b1acda1bb) 
> ,
>  why amdgpu_ctx_mgr_entity_fini still need check ctx->refcount?
> Can i stop check ctx->refcount in amdgpu_ctx_mgr_entity_fini ?
>
> Thanks!
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/amd-gfx/attachments/20190805/213d9587/attachment.html>