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support tgkill

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This commit is contained in:
Tomoki Shirasawa
2014-06-10 10:42:29 +09:00
parent 2331309d2f
commit 2f4f3628f9
6 changed files with 62 additions and 17 deletions
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12
arch/x86/kernel/syscall.c
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@ -295,6 +295,15 @@ do_kill(int pid, int tid, int sig)
if(pid == proc->pid || pid == 0){
tproc = proc;
}
else{
for(i = 0; i < num_processors; i++){
if(get_cpu_local_var(i)->current &&
get_cpu_local_var(i)->current->pid == pid){
tproc = get_cpu_local_var(i)->current;
break;
}
}
}
}
else if(pid == -1){
for(i = 0; i < num_processors; i++)
@ -358,6 +367,9 @@ do_kill(int pid, int tid, int sig)
else{
ihk_mc_spinlock_unlock(&tproc->sigpendinglock, irqstate);
}
if(proc != tproc){
ihk_mc_interrupt_cpu(get_x86_cpu_local_variable(tproc->cpu_id)->apic_id, 0xd0);
}
interrupt_syscall(1);
return rc;
}