diff options
Diffstat (limited to 'samples/kprobes')
-rw-r--r-- | samples/kprobes/kprobe_example.c | 8 | ||||
-rw-r--r-- | samples/kprobes/kretprobe_example.c | 6 |
2 files changed, 7 insertions, 7 deletions
diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index 240f2435ce6f..365905cb24b1 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -2,13 +2,13 @@ /* * NOTE: This example is works on x86 and powerpc. * Here's a sample kernel module showing the use of kprobes to dump a - * stack trace and selected registers when _do_fork() is called. + * stack trace and selected registers when kernel_clone() is called. * * For more information on theory of operation of kprobes, see - * Documentation/staging/kprobes.rst + * Documentation/trace/kprobes.rst * * You will see the trace data in /var/log/messages and on the console - * whenever _do_fork() is invoked to create a new process. + * whenever kernel_clone() is invoked to create a new process. */ #include <linux/kernel.h> @@ -16,7 +16,7 @@ #include <linux/kprobes.h> #define MAX_SYMBOL_LEN 64 -static char symbol[MAX_SYMBOL_LEN] = "_do_fork"; +static char symbol[MAX_SYMBOL_LEN] = "kernel_clone"; module_param_string(symbol, symbol, sizeof(symbol), 0644); /* For each probe you need to allocate a kprobe structure */ diff --git a/samples/kprobes/kretprobe_example.c b/samples/kprobes/kretprobe_example.c index 78a2da6fb3cd..5dc1bf3baa98 100644 --- a/samples/kprobes/kretprobe_example.c +++ b/samples/kprobes/kretprobe_example.c @@ -8,10 +8,10 @@ * * usage: insmod kretprobe_example.ko func=<func_name> * - * If no func_name is specified, _do_fork is instrumented + * If no func_name is specified, kernel_clone is instrumented * * For more information on theory of operation of kretprobes, see - * Documentation/staging/kprobes.rst + * Documentation/trace/kprobes.rst * * Build and insert the kernel module as done in the kprobe example. * You will see the trace data in /var/log/messages and on the console @@ -26,7 +26,7 @@ #include <linux/limits.h> #include <linux/sched.h> -static char func_name[NAME_MAX] = "_do_fork"; +static char func_name[NAME_MAX] = "kernel_clone"; module_param_string(func, func_name, NAME_MAX, S_IRUGO); MODULE_PARM_DESC(func, "Function to kretprobe; this module will report the" " function's execution time"); |