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authorbolinfest <bolinfest@gmail.com>2018-09-21 14:06:33 -0700
committeryonghong-song <ys114321@gmail.com>2018-09-21 14:06:33 -0700
commit89aefcc9a89216da3558b891e0d6cb235b0e07a0 (patch)
tree756c0c674bd4ca440a038ec3ff2c9f6eba108001
parentf7b1fb340f99cd7dc1caf76f71ce955bbf090cc2 (diff)
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Remove unused ts field in val_t in opensnoop.py. (#1981)
Note this allows us to eliminate the `bpf_ktime_get_ns()` call from `trace_entry()`.
-rwxr-xr-xtools/opensnoop.py2
1 files changed, 0 insertions, 2 deletions
diff --git a/tools/opensnoop.py b/tools/opensnoop.py
index e1a0108..a0657d4 100755
--- a/tools/opensnoop.py
+++ b/tools/opensnoop.py
@@ -61,7 +61,6 @@ bpf_text = """
struct val_t {
u64 id;
- u64 ts;
char comm[TASK_COMM_LEN];
const char *fname;
};
@@ -87,7 +86,6 @@ int trace_entry(struct pt_regs *ctx, int dfd, const char __user *filename)
FILTER
if (bpf_get_current_comm(&val.comm, sizeof(val.comm)) == 0) {
val.id = id;
- val.ts = bpf_ktime_get_ns();
val.fname = filename;
infotmp.update(&id, &val);
}