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Tofu: proper cleanup of device files when mcexec gets killed

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Change-Id: I6cb0290f72d96682700f945b29585e132e525ac1
This commit is contained in:
Balazs Gerofi
2020-09-08 13:30:32 +09:00
committed by Masamichi Takagi
parent 1918df7765
commit e5f4a4e87d
10 changed files with 489 additions and 40 deletions
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26
kernel/host.c
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@@ -778,12 +778,36 @@ out_remote_pf:
ret = 0;
break;
case SCD_MSG_CLEANUP_PROCESS:
case SCD_MSG_CLEANUP_PROCESS: {
extern int process_cleanup_before_terminate(int pid);
dkprintf("SCD_MSG_CLEANUP_PROCESS pid=%d, thread=0x%llx\n",
packet->pid, packet->arg);
pckt.msg = SCD_MSG_CLEANUP_PROCESS_RESP;
pckt.err = process_cleanup_before_terminate(packet->pid);
pckt.ref = packet->ref;
pckt.arg = packet->arg;
pckt.reply = packet->reply;
syscall_channel_send(resp_channel, &pckt);
terminate_host(packet->pid, (struct thread *)packet->arg);
ret = 0;
break;
}
case SCD_MSG_CLEANUP_FD: {
extern int process_cleanup_fd(int pid, int fd);
pckt.msg = SCD_MSG_CLEANUP_FD_RESP;
pckt.err = process_cleanup_fd(packet->pid, packet->arg);
dkprintf("SCD_MSG_CLEANUP_FD pid=%d, fd=%d -> err: %d\n",
packet->pid, packet->arg, pckt.err);
pckt.ref = packet->ref;
pckt.arg = packet->arg;
pckt.reply = packet->reply;
syscall_channel_send(resp_channel, &pckt);
ret = 0;
break;
}
case SCD_MSG_DEBUG_LOG:
dkprintf("SCD_MSG_DEBUG_LOG code=%lx\n", packet->arg);