Re: [PATCH] SAMPLES: kprobe_example: Make it print something on ARM.
On 2015/2/4 11:17, Masami Hiramatsu wrote: > (2015/02/04 11:56), Wang Long wrote: >> This KProbes example is a little useless if it doesn't print anything. >> For ARM print similar messages to those produced on x86 and PPC. > > BTW, I guess similar update required for s390, doesn't it? > yes, because i am not familiar with s390, someone else may update this example for s390. Best Regards Wang Long >> >> Signed-off-by: Wang Long > > Acked-by: Masami Hiramatsu > > Thank you! > >> --- >> samples/kprobes/kprobe_example.c | 9 + >> 1 file changed, 9 insertions(+) >> >> diff --git a/samples/kprobes/kprobe_example.c >> b/samples/kprobes/kprobe_example.c >> index 366db1a..eba9f1a 100644 >> --- a/samples/kprobes/kprobe_example.c >> +++ b/samples/kprobes/kprobe_example.c >> @@ -42,6 +42,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs >> *regs) >> " ex1 = 0x%lx\n", >> p->addr, regs->pc, regs->ex1); >> #endif >> +#ifdef CONFIG_ARM >> +printk(KERN_INFO "pre_handler: p->addr = 0x%p, ARM_pc = 0x%lx," >> +" ARM_cpsr = 0x%lx\n", >> +p->addr, regs->ARM_pc, regs->ARM_cpsr); >> +#endif >> >> /* A dump_stack() here will give a stack backtrace */ >> return 0; >> @@ -67,6 +72,10 @@ static void handler_post(struct kprobe *p, struct pt_regs >> *regs, >> printk(KERN_INFO "post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", >> p->addr, regs->ex1); >> #endif >> +#ifdef CONFIG_ARM >> +printk(KERN_INFO "post_handler: p->addr = 0x%p, ARM_cpsr = 0x%lx\n", >> +p->addr, regs->ARM_cpsr); >> +#endif >> } >> >> /* >> > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] SAMPLES: kprobe_example: Make it print something on ARM.
On 2015/2/4 11:17, Masami Hiramatsu wrote: (2015/02/04 11:56), Wang Long wrote: This KProbes example is a little useless if it doesn't print anything. For ARM print similar messages to those produced on x86 and PPC. BTW, I guess similar update required for s390, doesn't it? yes, because i am not familiar with s390, someone else may update this example for s390. Best Regards Wang Long Signed-off-by: Wang Long long.wangl...@huawei.com Acked-by: Masami Hiramatsu masami.hiramatsu...@hitachi.com Thank you! --- samples/kprobes/kprobe_example.c | 9 + 1 file changed, 9 insertions(+) diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index 366db1a..eba9f1a 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -42,6 +42,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs) ex1 = 0x%lx\n, p-addr, regs-pc, regs-ex1); #endif +#ifdef CONFIG_ARM +printk(KERN_INFO pre_handler: p-addr = 0x%p, ARM_pc = 0x%lx, + ARM_cpsr = 0x%lx\n, +p-addr, regs-ARM_pc, regs-ARM_cpsr); +#endif /* A dump_stack() here will give a stack backtrace */ return 0; @@ -67,6 +72,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, printk(KERN_INFO post_handler: p-addr = 0x%p, ex1 = 0x%lx\n, p-addr, regs-ex1); #endif +#ifdef CONFIG_ARM +printk(KERN_INFO post_handler: p-addr = 0x%p, ARM_cpsr = 0x%lx\n, +p-addr, regs-ARM_cpsr); +#endif } /* -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] SAMPLES: kprobe_example: Make it print something on ARM.
(2015/02/04 11:56), Wang Long wrote: > This KProbes example is a little useless if it doesn't print anything. > For ARM print similar messages to those produced on x86 and PPC. BTW, I guess similar update required for s390, doesn't it? > > Signed-off-by: Wang Long Acked-by: Masami Hiramatsu Thank you! > --- > samples/kprobes/kprobe_example.c | 9 + > 1 file changed, 9 insertions(+) > > diff --git a/samples/kprobes/kprobe_example.c > b/samples/kprobes/kprobe_example.c > index 366db1a..eba9f1a 100644 > --- a/samples/kprobes/kprobe_example.c > +++ b/samples/kprobes/kprobe_example.c > @@ -42,6 +42,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs > *regs) > " ex1 = 0x%lx\n", > p->addr, regs->pc, regs->ex1); > #endif > +#ifdef CONFIG_ARM > + printk(KERN_INFO "pre_handler: p->addr = 0x%p, ARM_pc = 0x%lx," > + " ARM_cpsr = 0x%lx\n", > + p->addr, regs->ARM_pc, regs->ARM_cpsr); > +#endif > > /* A dump_stack() here will give a stack backtrace */ > return 0; > @@ -67,6 +72,10 @@ static void handler_post(struct kprobe *p, struct pt_regs > *regs, > printk(KERN_INFO "post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", > p->addr, regs->ex1); > #endif > +#ifdef CONFIG_ARM > + printk(KERN_INFO "post_handler: p->addr = 0x%p, ARM_cpsr = 0x%lx\n", > + p->addr, regs->ARM_cpsr); > +#endif > } > > /* > -- Masami HIRAMATSU Software Platform Research Dept. Linux Technology Research Center Hitachi, Ltd., Yokohama Research Laboratory E-mail: masami.hiramatsu...@hitachi.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] SAMPLES: kprobe_example: Make it print something on ARM.
This KProbes example is a little useless if it doesn't print anything. For ARM print similar messages to those produced on x86 and PPC. Signed-off-by: Wang Long --- samples/kprobes/kprobe_example.c | 9 + 1 file changed, 9 insertions(+) diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index 366db1a..eba9f1a 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -42,6 +42,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs) " ex1 = 0x%lx\n", p->addr, regs->pc, regs->ex1); #endif +#ifdef CONFIG_ARM + printk(KERN_INFO "pre_handler: p->addr = 0x%p, ARM_pc = 0x%lx," + " ARM_cpsr = 0x%lx\n", + p->addr, regs->ARM_pc, regs->ARM_cpsr); +#endif /* A dump_stack() here will give a stack backtrace */ return 0; @@ -67,6 +72,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, printk(KERN_INFO "post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", p->addr, regs->ex1); #endif +#ifdef CONFIG_ARM + printk(KERN_INFO "post_handler: p->addr = 0x%p, ARM_cpsr = 0x%lx\n", + p->addr, regs->ARM_cpsr); +#endif } /* -- 1.8.3.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] SAMPLES: kprobe_example: Make it print something on ARM.
This KProbes example is a little useless if it doesn't print anything. For ARM print similar messages to those produced on x86 and PPC. Signed-off-by: Wang Long long.wangl...@huawei.com --- samples/kprobes/kprobe_example.c | 9 + 1 file changed, 9 insertions(+) diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index 366db1a..eba9f1a 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -42,6 +42,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs) ex1 = 0x%lx\n, p-addr, regs-pc, regs-ex1); #endif +#ifdef CONFIG_ARM + printk(KERN_INFO pre_handler: p-addr = 0x%p, ARM_pc = 0x%lx, +ARM_cpsr = 0x%lx\n, + p-addr, regs-ARM_pc, regs-ARM_cpsr); +#endif /* A dump_stack() here will give a stack backtrace */ return 0; @@ -67,6 +72,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, printk(KERN_INFO post_handler: p-addr = 0x%p, ex1 = 0x%lx\n, p-addr, regs-ex1); #endif +#ifdef CONFIG_ARM + printk(KERN_INFO post_handler: p-addr = 0x%p, ARM_cpsr = 0x%lx\n, + p-addr, regs-ARM_cpsr); +#endif } /* -- 1.8.3.4 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] SAMPLES: kprobe_example: Make it print something on ARM.
(2015/02/04 11:56), Wang Long wrote: This KProbes example is a little useless if it doesn't print anything. For ARM print similar messages to those produced on x86 and PPC. BTW, I guess similar update required for s390, doesn't it? Signed-off-by: Wang Long long.wangl...@huawei.com Acked-by: Masami Hiramatsu masami.hiramatsu...@hitachi.com Thank you! --- samples/kprobes/kprobe_example.c | 9 + 1 file changed, 9 insertions(+) diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index 366db1a..eba9f1a 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -42,6 +42,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs) ex1 = 0x%lx\n, p-addr, regs-pc, regs-ex1); #endif +#ifdef CONFIG_ARM + printk(KERN_INFO pre_handler: p-addr = 0x%p, ARM_pc = 0x%lx, + ARM_cpsr = 0x%lx\n, + p-addr, regs-ARM_pc, regs-ARM_cpsr); +#endif /* A dump_stack() here will give a stack backtrace */ return 0; @@ -67,6 +72,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, printk(KERN_INFO post_handler: p-addr = 0x%p, ex1 = 0x%lx\n, p-addr, regs-ex1); #endif +#ifdef CONFIG_ARM + printk(KERN_INFO post_handler: p-addr = 0x%p, ARM_cpsr = 0x%lx\n, + p-addr, regs-ARM_cpsr); +#endif } /* -- Masami HIRAMATSU Software Platform Research Dept. Linux Technology Research Center Hitachi, Ltd., Yokohama Research Laboratory E-mail: masami.hiramatsu...@hitachi.com -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
