fix comment

diff --git a/tools/biosnoop b/tools/biosnoop
index 43484dd..633ab61 100755 (executable)
--- a/tools/biosnoop
+++ b/tools/biosnoop
@@ -98,7 +98,6 @@ int trace_req_completion(struct pt_regs *ctx, struct request *req)
        return 0;
 }
 """)
-# blk_account_io_start is chosen to be as
 b.attach_kprobe(event="blk_account_io_start", fn_name="trace_pid_start")
 b.attach_kprobe(event="blk_start_request", fn_name="trace_req_start")
 b.attach_kprobe(event="blk_mq_start_request", fn_name="trace_req_start")