adding a wrapper for pin function as below?
amdgpu_get_pin_bo_timeout()
{
do {
amdgpo_bo_reserve();
r=amdgpu_bo_pin();
if(!r)
break;
amdgpu_bo_unreserve();
timeout--;
} while(timeout>0);
}
-------- Original Message ----
Subject: Re: [PATCH] ttm: wait mem space if user allow
u_bo_pin();
if(!r)
break;
amdgpu_bo_unreserve();
timeout--;
} while(timeout>0);
}
Original Message --------
Subject: Re: [PATCH] ttm: wait mem space if user allow while
gpu busy
From: Christian König
To: "Zhou, David(ChunMing)" ,"Koenig, Christian" ,&qu
gt;resv inline to address your concern? As
well as don't wait from same user, shouldn't lead to deadlock.
Otherwise, any other idea?
Original Message
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu busy
From: Christian König
To: "Liang, Prike&quo
ctx->resv inline to address your
concern? As well as don't wait from same user, shouldn't lead to
deadlock.
Otherwise, any other idea?
-------- Original Message
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu
busy
From: Christian König
To: "Liang, Pri
erve();
r=amdgpu_bo_pin();
if(!r)
break;
amdgpu_bo_unreserve();
timeout--;
} while(timeout>0);
}
Original Message --------
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu busy
From: Christian König
To: "Zhou, David(ChunMing)" ,"Koeni
y not trivial, but doable as far as I can see.
>>
>> Have fun :)
>> Christian.
>>
>> Am 23.04.19 um 15:19 schrieb Zhou, David(ChunMing):
>>
>> How about adding more condition ctx->resv inline to address your concern? As
>> well as don't wait from same user, s
fun :)
> Christian.
>
> Am 23.04.19 um 15:19 schrieb Zhou, David(ChunMing):
>
> How about adding more condition ctx->resv inline to address your concern? As
> well as don't wait from same user, shouldn't lead to deadlock.
>
> Otherwise, any other idea?
&g
function as below?
amdgpu_get_pin_bo_timeout()
{
do {
amdgpo_bo_reserve();
r=amdgpu_bo_pin();
if(!r)
break;
amdgpu_bo_unreserve();
timeout--;
} while(timeout>0);
}
Original Message ----
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu busy
From: Christian K
u_bo_pin();
if(!r)
break;
amdgpu_bo_unreserve();
timeout--;
} while(timeout>0);
}
Original Message ----
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu busy
From: Christian König
To: "Zhou, David(ChunMing)" ,"Koenig, Christian" ,"L
s well as don't wait from same user, shouldn't lead to
deadlock.
Otherwise, any other idea?
---- Original Message
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu busy
From: Christian König
To: "Liang, Prike" ,"Zhou, David(ChunMing)"
timeout--;
} while(timeout>0);
}
Original Message ----
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu busy
From: Christian König
To: "Zhou, David(ChunMing)" ,"Koenig, Christian" ,"Liang, Prike"
,dri-devel@lists.freedesktop.org
CC:
We
l Message
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu busy
From: Christian König
To: "Zhou, David(ChunMing)" ,"Koenig, Christian" ,"Liang, Prike"
,dri-devel@lists.freedesktop.org
CC:
Well that's not so easy of hand.
The basic problem here is t
eb Zhou, David(ChunMing):
How about adding more condition ctx->resv inline to address your
concern? As well as don't wait from same user, shouldn't lead to deadlock.
Otherwise, any other idea?
Original Message --------
Subject: Re: [PATCH] ttm: wait mem space if user allow
How about adding more condition ctx->resv inline to address your concern? As
well as don't wait from same user, shouldn't lead to deadlock.
Otherwise, any other idea?
Original Message ----
Subject: Re: [PATCH] ttm: wait mem space if user allow while gpu busy
From: Ch
Well that is certainly a NAK because it can lead to deadlock in the
memory management.
You can't just busy wait with all those locks held.
Regards,
Christian.
Am 23.04.19 um 03:45 schrieb Liang, Prike:
Acked-by: Prike Liang
Thanks,
Prike
-Original Message-
From: Chunming Zhou
Sent:
Acked-by: Prike Liang
Thanks,
Prike
-Original Message-
From: Chunming Zhou
Sent: Monday, April 22, 2019 6:39 PM
To: dri-devel@lists.freedesktop.org
Cc: Liang, Prike ; Zhou, David(ChunMing)
Subject: [PATCH] ttm: wait mem space if user allow while gpu busy
heavy gpu job could occupy me
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