: Thursday, June 6, 2019 6:09 PM
To: Zeng, Oak ; amd-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/amdkfd: Initialize dqm earlier
On 2019-06-06 5:51 p.m., Zeng, Oak wrote:
> dqm is referenced in function kfd_toplogy_add_device.
> Move dqm initialization up to avoid NULL pointer ref
On 2019-06-06 5:51 p.m., Zeng, Oak wrote:
> dqm is referenced in function kfd_toplogy_add_device.
> Move dqm initialization up to avoid NULL pointer reference.
This addresses a pretty unlikely race condition where someone looks at
/sys/kernel/debug/kfd/hqds during the device initialization.
We
dqm is referenced in function kfd_toplogy_add_device.
Move dqm initialization up to avoid NULL pointer reference.
Change-Id: Id6cb2541af129826b7621ceaa8e06e638c7bb122
Signed-off-by: Oak Zeng
---
drivers/gpu/drm/amd/amdkfd/kfd_device.c | 16
1 file changed, 8 insertions(+), 8