diff options
Diffstat (limited to 'arch/sparc/kernel/process_32.c')
| -rw-r--r-- | arch/sparc/kernel/process_32.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index 50e7b626afe8..c5113c7ce2fd 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c @@ -333,11 +333,11 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, childregs = (struct pt_regs *) (new_stack + STACKFRAME_SZ); /* - * A new process must start with interrupts closed in 2.5, - * because this is how Mingo's scheduler works (see schedule_tail - * and finish_arch_switch). If we do not do it, a timer interrupt hits - * before we unlock, attempts to re-take the rq->lock, and then we die. - * Thus, kpsr|=PSR_PIL. + * A new process must start with interrupts disabled, see schedule_tail() + * and finish_task_switch(). (If we do not do it and if a timer interrupt + * hits before we unlock and attempts to take the rq->lock, we deadlock.) + * + * Thus, kpsr |= PSR_PIL. */ ti->ksp = (unsigned long) new_stack; p->thread.kregs = childregs; |