[Mesa-users] intel_upload_space function returns a null

[Mikael]

Hi!

No idea, but you said you got it after 6 hours ? any chance you are 
allocating something that is not beeing freed so you eat up memory ?

Mikael

Den 2019-02-01 kl. 07:08, skrev MyungJin, Kim:
>
> I’m a newbie in the Mesa library.
>
> I developed the JavaFX application using the Mesa 17.2.4 with DRI on 
> the 32bit Linux environment.
>
> But, my program is died by the SIGSEGV after about six hours running.
>
> I used the GDB for debugging this problem.
>
> And, I found a position of the SIGSEGV problem. It is the 
> copy_array_to_vbo_array function in 
> mesa/src/mesa/drivers/dri/i965/brw_draw_upload.c
>
> In the copy_array_to_vbo_array function, the memcpy function is called 
> with source and destination address.
>
> A destination address is got from the intel_upload_space function in 
> mesa/src/mesa/drivers/dri/i965/intel_upload.c
>
> But, the intel_upload_space function returns a null, therefore a 
> destination address is zero and so my program is gone into fault by 
> the SIGSEGV.
>
> I have a question about the intel_upload_space function in 
> mesa/src/mesa/drivers/dri/i965/intel_upload.c
>
> In what cases can this function return a null?
>
> And also, if this function returns a null, then how can I handle this 
> abnormal operation to run my application?
>
> please let me know if you have a workaround for this issue.
>
> Thank you.
>
> Best regards,
>
> Myungjin, Kim
>
>
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> mesa-users at lists.freedesktop.org
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