Userspace support: Introduce exit and close syscalls #509
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joergroedel
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Nov 6, 2024
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Idea was to create a simple |
Freax13
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Nov 7, 2024
Add exit() to be used as SYS_EXIT, which takes one exit code as an input parameter according to the spec. Co-developed-by: Vijay Dhanraj <[email protected]> Signed-off-by: Chuanxiao Dong <[email protected]>
The close syscall is implemented by using the obj_remove, to remove the ObjHandle associated with the input object id from the current task. Co-developed-by: Vijay Dhanraj <[email protected]> Signed-off-by: Chuanxiao Dong <[email protected]>
Implement Drop for the ObjHandle to close the underlying kernel object when the ObjHandle is dropped in the user mode. Co-developed-by: Vijay Dhanraj <[email protected]> Signed-off-by: Chuanxiao Dong <[email protected]>
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Rebased to latest main after PR #508 is merged. |
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This is 4th PR in the userspace series. This PR implements exit and close syscalls.