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| author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:15:58 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:15:58 +0200 |
| commit | e765ee90da62535ac7d7a97f2464f9646539d683 (patch) | |
| tree | 7a9cecce5aab958938e9a3bf46c2302d6af1958c /arch/mips/kernel/traps.c | |
| parent | ftrace: fix "notrace" filtering priority (diff) | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6 (diff) | |
| download | linux-e765ee90da62535ac7d7a97f2464f9646539d683.tar.xz linux-e765ee90da62535ac7d7a97f2464f9646539d683.zip | |
Merge branch 'linus' into tracing/ftrace
Diffstat (limited to 'arch/mips/kernel/traps.c')
| -rw-r--r-- | arch/mips/kernel/traps.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index cb8b0e2c7954..f9165d1a17bf 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -88,15 +88,17 @@ 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 |