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Kernel/Storage: Properly free unused NVMeIO AsyncBlockDeviceRequest

This was the root cause of zombie processes showing up randomly and
disappearing after some disk activity, such as running shell commands -
The NVMeIO AsyncBlockDeviceRequest member simply held a pointer to a
Process object, therefore it could keep it alive a for a long time after
it ceased to actually function at all.
This commit is contained in:
Liav A 2023-08-18 13:18:21 +03:00 committed by Jelle Raaijmakers
parent 65854c3411
commit 0b6424d883
3 changed files with 9 additions and 3 deletions

View file

@ -57,7 +57,7 @@ void NVMeInterruptQueue::complete_current_request(u16 cmdid, u16 status)
request_pdu.request->complete(req_result);
if (request_pdu.end_io_handler)
request_pdu.end_io_handler(status);
request_pdu.used = false;
request_pdu.clear();
};
// There can be submission without any request associated with it such as with
@ -87,7 +87,7 @@ void NVMeInterruptQueue::complete_current_request(u16 cmdid, u16 status)
current_request->complete(AsyncDeviceRequest::OutOfMemory);
if (request_pdu.end_io_handler)
request_pdu.end_io_handler(status);
request_pdu.used = false;
request_pdu.clear();
}
}
}