summaryrefslogtreecommitdiffstats
path: root/runtime/probes/bench/bench_io1.c
diff options
context:
space:
mode:
Diffstat (limited to 'runtime/probes/bench/bench_io1.c')
-rw-r--r--runtime/probes/bench/bench_io1.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/runtime/probes/bench/bench_io1.c b/runtime/probes/bench/bench_io1.c
index a0a44d34..89be7f06 100644
--- a/runtime/probes/bench/bench_io1.c
+++ b/runtime/probes/bench/bench_io1.c
@@ -4,10 +4,10 @@
#include "runtime.h"
#include "probes.c"
-MODULE_DESCRIPTION("SystemTap probe: bench_io");
+MODULE_DESCRIPTION("SystemTap probe: bench_io1");
MODULE_AUTHOR("Martin Hunt");
-static int inst_sys_read (struct kprobe *p, struct pt_regs *regs)
+static int inst_sys_getuid (struct kprobe *p, struct pt_regs *regs)
{
/* print 100 chars */
_stp_printf ("123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789\n");
@@ -15,7 +15,7 @@ static int inst_sys_read (struct kprobe *p, struct pt_regs *regs)
return 0;
}
-static int inst_sys_write (struct kprobe *p, struct pt_regs *regs)
+static int inst_sys_getgid (struct kprobe *p, struct pt_regs *regs)
{
/* print 100 chars */
_stp_print_cstr ("123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789\n");
@@ -25,12 +25,12 @@ static int inst_sys_write (struct kprobe *p, struct pt_regs *regs)
static struct kprobe kp[] = {
{
- .addr = "sys_read",
- .pre_handler = inst_sys_read
+ .addr = "sys_getuid",
+ .pre_handler = inst_sys_getuid
},
{
- .addr = "sys_write",
- .pre_handler = inst_sys_write
+ .addr = "sys_getgid",
+ .pre_handler = inst_sys_getgid
}
};
@@ -44,6 +44,4 @@ int probe_start(void)
static void probe_exit (void)
{
_stp_unregister_kprobes (kp, NUM_KPROBES);
- _stp_printf("dropped %d packets\n", atomic_read(&_stp_transport_failures));
- _stp_print_flush();
}