* [PATCH v2] drm/amdgpu: Fix out-of-bounds write warning
@ 2024-05-06 5:59 Ma Jun
2024-05-06 9:20 ` Huang, Tim
2024-05-07 13:27 ` Christian König
0 siblings, 2 replies; 3+ messages in thread
From: Ma Jun @ 2024-05-06 5:59 UTC (permalink / raw
To: amd-gfx, christian.koenig, Alexander.Deucher; +Cc: Ma Jun
Check the ring type value to fix the out-of-bounds
write warning
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Suggested-by: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 15c240656470..ad49cecb20b8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -352,7 +352,7 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
ring->max_dw = max_dw;
ring->hw_prio = hw_prio;
- if (!ring->no_scheduler) {
+ if (!ring->no_scheduler && ring->funcs->type < AMDGPU_HW_IP_NUM) {
hw_ip = ring->funcs->type;
num_sched = &adev->gpu_sched[hw_ip][hw_prio].num_scheds;
adev->gpu_sched[hw_ip][hw_prio].sched[(*num_sched)++] =
--
2.34.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* RE: [PATCH v2] drm/amdgpu: Fix out-of-bounds write warning
2024-05-06 5:59 [PATCH v2] drm/amdgpu: Fix out-of-bounds write warning Ma Jun
@ 2024-05-06 9:20 ` Huang, Tim
2024-05-07 13:27 ` Christian König
1 sibling, 0 replies; 3+ messages in thread
From: Huang, Tim @ 2024-05-06 9:20 UTC (permalink / raw
To: Ma, Jun, amd-gfx@lists.freedesktop.org, Koenig, Christian,
Deucher, Alexander
Cc: Ma, Jun
[Public]
Reviewed-by: Tim Huang <Tim.Huang@amd.com>
Best Regards,
Tim Huang
> -----Original Message-----
> From: amd-gfx <amd-gfx-bounces@lists.freedesktop.org> On Behalf Of Ma Jun
> Sent: Monday, May 6, 2024 1:59 PM
> To: amd-gfx@lists.freedesktop.org; Koenig, Christian
> <Christian.Koenig@amd.com>; Deucher, Alexander
> <Alexander.Deucher@amd.com>
> Cc: Ma, Jun <Jun.Ma2@amd.com>
> Subject: [PATCH v2] drm/amdgpu: Fix out-of-bounds write warning
>
> Check the ring type value to fix the out-of-bounds write warning
>
> Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
> Suggested-by: Christian König <christian.koenig@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> index 15c240656470..ad49cecb20b8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> @@ -352,7 +352,7 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct
> amdgpu_ring *ring,
> ring->max_dw = max_dw;
> ring->hw_prio = hw_prio;
>
> - if (!ring->no_scheduler) {
> + if (!ring->no_scheduler && ring->funcs->type < AMDGPU_HW_IP_NUM)
> {
> hw_ip = ring->funcs->type;
> num_sched = &adev->gpu_sched[hw_ip][hw_prio].num_scheds;
> adev->gpu_sched[hw_ip][hw_prio].sched[(*num_sched)++] =
> --
> 2.34.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] drm/amdgpu: Fix out-of-bounds write warning
2024-05-06 5:59 [PATCH v2] drm/amdgpu: Fix out-of-bounds write warning Ma Jun
2024-05-06 9:20 ` Huang, Tim
@ 2024-05-07 13:27 ` Christian König
1 sibling, 0 replies; 3+ messages in thread
From: Christian König @ 2024-05-07 13:27 UTC (permalink / raw
To: Ma Jun, amd-gfx, christian.koenig, Alexander.Deucher
Am 06.05.24 um 07:59 schrieb Ma Jun:
> Check the ring type value to fix the out-of-bounds
> write warning
>
> Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
> Suggested-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> index 15c240656470..ad49cecb20b8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> @@ -352,7 +352,7 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
> ring->max_dw = max_dw;
> ring->hw_prio = hw_prio;
>
> - if (!ring->no_scheduler) {
> + if (!ring->no_scheduler && ring->funcs->type < AMDGPU_HW_IP_NUM) {
> hw_ip = ring->funcs->type;
> num_sched = &adev->gpu_sched[hw_ip][hw_prio].num_scheds;
> adev->gpu_sched[hw_ip][hw_prio].sched[(*num_sched)++] =
^ permalink raw reply [flat|nested] 3+ messages in thread
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2024-05-06 9:20 ` Huang, Tim
2024-05-07 13:27 ` Christian König
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