diff options
Diffstat (limited to 'arch/sh/kernel/process.c')
| -rw-r--r-- | arch/sh/kernel/process.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c index 329b3f3051d..6b4f5748d0b 100644 --- a/arch/sh/kernel/process.c +++ b/arch/sh/kernel/process.c @@ -15,9 +15,12 @@ #include <linux/pm.h> #include <linux/kallsyms.h> #include <linux/kexec.h> -#include <asm/kdebug.h> +#include <linux/kdebug.h> +#include <linux/tick.h> #include <asm/uaccess.h> #include <asm/mmu_context.h> +#include <asm/pgalloc.h> +#include <asm/system.h> #include <asm/ubc.h> static int hlt_counter; @@ -58,12 +61,15 @@ void cpu_idle(void) if (!idle) idle = default_idle; + tick_nohz_stop_sched_tick(); while (!need_resched()) idle(); + tick_nohz_restart_sched_tick(); preempt_enable_no_resched(); schedule(); preempt_disable(); + check_pgt_cache(); } } @@ -495,9 +501,9 @@ asmlinkage void debug_trap_handler(unsigned long r4, unsigned long r5, struct pt_regs *regs = RELOC_HIDE(&__regs, 0); /* Rewind */ - regs->pc -= 2; + regs->pc -= instruction_size(ctrl_inw(regs->pc - 4)); - if (notify_die(DIE_TRAP, regs, regs->tra & 0xff, + if (notify_die(DIE_TRAP, "debug trap", regs, 0, regs->tra & 0xff, SIGTRAP) == NOTIFY_STOP) return; @@ -514,9 +520,9 @@ asmlinkage void bug_trap_handler(unsigned long r4, unsigned long r5, struct pt_regs *regs = RELOC_HIDE(&__regs, 0); /* Rewind */ - regs->pc -= 2; + regs->pc -= instruction_size(ctrl_inw(regs->pc - 4)); - if (notify_die(DIE_TRAP, regs, TRAPA_BUG_OPCODE & 0xff, + if (notify_die(DIE_TRAP, "bug trap", regs, 0, TRAPA_BUG_OPCODE & 0xff, SIGTRAP) == NOTIFY_STOP) return; |