diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-07-18 19:53:16 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-18 19:53:16 +0200 |
commit | 9b610fda0df5d0f0b0c64242e37441ad1b384aac (patch) | |
tree | 0ea14b15f2e6546f37fe18d8ac3dc83077ec0e55 /arch/mips/kernel/traps.c | |
parent | b8f8c3cf0a4ac0632ec3f0e15e9dc0c29de917af (diff) | |
parent | 5b664cb235e97afbf34db9c4d77f08ebd725335e (diff) |
Merge branch 'linus' into timers/nohz
Diffstat (limited to 'arch/mips/kernel/traps.c')
-rw-r--r-- | arch/mips/kernel/traps.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index cb8b0e2c795..b8ea4e9d0d8 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -71,7 +71,6 @@ extern asmlinkage void handle_reserved(void); extern int fpu_emulator_cop1Handler(struct pt_regs *xcp, struct mips_fpu_struct *ctx, int has_fpu); -void (*board_watchpoint_handler)(struct pt_regs *regs); void (*board_be_init)(void); int (*board_be_handler)(struct pt_regs *regs, int is_fixup); void (*board_nmi_handler_setup)(void); @@ -88,15 +87,17 @@ static void show_raw_backtrace(unsigned long reg29) #ifdef CONFIG_KALLSYMS printk("\n"); #endif -#define IS_KVA01(a) ((((unsigned int)a) & 0xc0000000) == 0x80000000) - if (IS_KVA01(sp)) { - while (!kstack_end(sp)) { - addr = *sp++; - if (__kernel_text_address(addr)) - print_ip_sym(addr); + while (!kstack_end(sp)) { + unsigned long __user *p = + (unsigned long __user *)(unsigned long)sp++; + if (__get_user(addr, p)) { + printk(" (Bad stack address)"); + break; } - printk("\n"); + if (__kernel_text_address(addr)) + print_ip_sym(addr); } + printk("\n"); } #ifdef CONFIG_KALLSYMS @@ -247,11 +248,11 @@ static void __show_regs(const struct pt_regs *regs) /* * Saved cp0 registers */ - printk("epc : %0*lx ", field, regs->cp0_epc); - print_symbol("%s ", regs->cp0_epc); + printk("epc : %0*lx %pS\n", field, regs->cp0_epc, + (void *) regs->cp0_epc); printk(" %s\n", print_tainted()); - printk("ra : %0*lx ", field, regs->regs[31]); - print_symbol("%s\n", regs->regs[31]); + printk("ra : %0*lx %pS\n", field, regs->regs[31], + (void *) regs->regs[31]); printk("Status: %08x ", (uint32_t) regs->cp0_status); @@ -890,11 +891,6 @@ asmlinkage void do_mdmx(struct pt_regs *regs) asmlinkage void do_watch(struct pt_regs *regs) { - if (board_watchpoint_handler) { - (*board_watchpoint_handler)(regs); - return; - } - /* * We use the watch exception where available to detect stack * overflows. |