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authorhunt <hunt>2005-03-21 21:14:57 +0000
committerhunt <hunt>2005-03-21 21:14:57 +0000
commitd14648baf61205e4259da53b383931f20c41c5bb (patch)
tree460eb1af21af7e1f80573d568b10eb8deeddfa67 /runtime/tests/test4_probe/dtr.c
parent854d896bebf48714b6e14b73d4eab6d9c856aa52 (diff)
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Moving probes to another directory.
Diffstat (limited to 'runtime/tests/test4_probe/dtr.c')
-rw-r--r--runtime/tests/test4_probe/dtr.c108
1 files changed, 0 insertions, 108 deletions
diff --git a/runtime/tests/test4_probe/dtr.c b/runtime/tests/test4_probe/dtr.c
deleted file mode 100644
index 0396da89..00000000
--- a/runtime/tests/test4_probe/dtr.c
+++ /dev/null
@@ -1,108 +0,0 @@
-#define HASH_TABLE_BITS 8
-#define HASH_TABLE_SIZE (1<<HASH_TABLE_BITS)
-#define BUCKETS 16 /* largest histogram width */
-#include "../../runtime.h"
-
-#include "../../io.c"
-#include "../../map.c"
-
-
-MODULE_PARM_DESC(dtr, "\n");
-
-MAP opens, reads, writes;
-
-asmlinkage long inst_sys_open (const char __user * filename, int flags, int mode)
-{
- _stp_map_key_str (opens, current->comm);
- _stp_map_set_int64 (opens, _stp_map_get_int64(opens) + 1);
- jprobe_return();
- return 0;
-}
-
-asmlinkage ssize_t inst_sys_read (unsigned int fd, char __user * buf, size_t count)
-{
- _stp_map_key_str (reads, current->comm);
- _stp_map_stat_add (reads, count);
- jprobe_return();
- return 0;
-}
-
-asmlinkage ssize_t inst_sys_write (unsigned int fd, const char __user * buf, size_t count)
-{
- _stp_map_key_str (writes, current->comm);
- _stp_map_stat_add (writes, count);
- jprobe_return();
- return 0;
-}
-
-static struct jprobe dtr_probes[] = {
- {
- .kp.addr = (kprobe_opcode_t *)0xc0166f32,
- .entry = (kprobe_opcode_t *) inst_sys_open
- },
- {
- .kp.addr = (kprobe_opcode_t *)0xc0167b93,
- .entry = (kprobe_opcode_t *) inst_sys_read
- },
- {
- .kp.addr = (kprobe_opcode_t *)0xc0167bf5,
- .entry = (kprobe_opcode_t *) inst_sys_write
- },
-};
-
-#define MAX_DTR_ROUTINE (sizeof(dtr_probes)/sizeof(struct jprobe))
-
-static int init_dtr(void)
-{
- int i;
-
- opens = _stp_map_new (1000, INT64);
- reads = _stp_map_new (1000, STAT);
- writes = _stp_map_new (1000, STAT);
-
- for (i = 0; i < MAX_DTR_ROUTINE; i++) {
- printk("DTR: plant jprobe at %p, handler addr %p\n",
- dtr_probes[i].kp.addr, dtr_probes[i].entry);
- register_jprobe(&dtr_probes[i]);
- }
- printk("DTR: instrumentation is enabled...\n");
- return 0;
-}
-
-static void cleanup_dtr(void)
-{
- int i;
- struct map_node_stat *st;
- struct map_node_int64 *ptr;
-
- for (i = 0; i < MAX_DTR_ROUTINE; i++)
- unregister_jprobe(&dtr_probes[i]);
-
- for (ptr = (struct map_node_int64 *)_stp_map_start(opens); ptr;
- ptr = (struct map_node_int64 *)_stp_map_iter (opens,(struct map_node *)ptr))
- dlog ("opens[%s] = %lld\n", key1str(ptr), ptr->val);
- dlog ("\n");
-
- for (st = (struct map_node_stat *)_stp_map_start(reads); st;
- st = (struct map_node_stat *)_stp_map_iter (reads,(struct map_node *)st))
- dlog ("reads[%s] = [count=%lld sum=%lld min=%lld max=%lld]\n", key1str(st), st->stats.count, st->stats.sum,
- st->stats.min, st->stats.max);
- dlog ("\n");
-
- for (st = (struct map_node_stat *)_stp_map_start(writes); st;
- st = (struct map_node_stat *)_stp_map_iter (writes,(struct map_node *)st))
- dlog ("writes[%s] = [count=%lld sum=%lld min=%lld max=%lld]\n", key1str(st), st->stats.count, st->stats.sum,
- st->stats.min, st->stats.max);
- dlog ("\n");
-
- _stp_map_del (opens);
- _stp_map_del (reads);
- _stp_map_del (writes);
-
- printk("DTR: EXIT\n");
-}
-
-module_init(init_dtr);
-module_exit(cleanup_dtr);
-MODULE_LICENSE("GPL");
-