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catch signal when before kernel init

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This commit is contained in:
Tomoki Shirasawa
2013-11-13 15:43:49 +09:00
parent 2f5be14425
commit 392357e9d2
1 changed files with 8 additions and 2 deletions
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10
arch/x86/kernel/syscall.c
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@ -85,15 +85,21 @@ SYSCALL_DECLARE(rt_sigreturn)
return proc->sigrc;
}
extern struct x86_cpu_local_variables *locals;
void
check_signal(unsigned long rc, unsigned long *regs)
{
struct process *proc = cpu_local_var(current);
struct process *proc;
struct k_sigaction *k;
int sig = proc->signal;
int sig;
if(locals == NULL)
return;
proc = cpu_local_var(current);
if(proc == NULL || proc->pid == 0)
return;
sig = proc->signal;
proc->signal = 0;
if(sig){