About the performance order of startio routine of WDM! Thanks!

  • Thread starter Thread starter Altman_Scxr
  • Start date Start date
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Altman_Scxr

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The left figure is my application debug information,the right figure is kernel debug information of my WDM driver. In my driver, I insert the write Irp to STARTIO queue,and my application create three thread to WriteFile() the driver file. But as the result, only one thread performance correctly, other thread was canceled before when it was insert to STARTIO queue. so,why just only one thread can be performance, and other thread be canceled? thank!!!

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