diff options
Diffstat (limited to 'arch/mips/kernel/entry.S')
| -rw-r--r-- | arch/mips/kernel/entry.S | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S index ecfd637d702a..766655f35250 100644 --- a/arch/mips/kernel/entry.S +++ b/arch/mips/kernel/entry.S @@ -65,7 +65,7 @@ need_resched: #endif FEXPORT(ret_from_fork) - jal schedule_tail # a0 = task_t *prev + jal schedule_tail # a0 = struct task_struct *prev FEXPORT(syscall_exit) local_irq_disable # make sure need_resched and @@ -113,6 +113,21 @@ FEXPORT(restore_all) # restore full frame RESTORE_AT RESTORE_STATIC FEXPORT(restore_partial) # restore partial frame +#ifdef CONFIG_TRACE_IRQFLAGS + SAVE_STATIC + SAVE_AT + SAVE_TEMP + LONG_L v0, PT_STATUS(sp) + and v0, 1 + beqz v0, 1f + jal trace_hardirqs_on + b 2f +1: jal trace_hardirqs_off +2: + RESTORE_TEMP + RESTORE_AT + RESTORE_STATIC +#endif RESTORE_SOME RESTORE_SP_AND_RET .set at |