format chore and pre commit hook addition

tests/c-form/ex6.bpf.c

@@ -23,20 +23,20 @@ SEC("tracepoint/syscalls/sys_enter_clone")
 int hello(struct pt_regs *ctx)
 {
     struct data_t data = {};
-    
+
     // Get PID (lower 32 bits of the 64-bit value returned)
     data.pid = bpf_get_current_pid_tgid() & 0xFFFFFFFF;
-    
+
     // Get timestamp
     data.ts = bpf_ktime_get_ns();
-    
+
     // Get current process name
 //    bpf_get_current_comm(&data.comm, sizeof(data.comm));
-    
+
     // Submit data to userspace via perf event
-    bpf_perf_event_output(ctx, &events, BPF_F_CURRENT_CPU, 
+    bpf_perf_event_output(ctx, &events, BPF_F_CURRENT_CPU,
                          &data, sizeof(data));
-    
+
     return 0;
 }
 

tests/c-form/ex8.bpf.c

@@ -3,7 +3,7 @@
 #include <bpf/bpf_helpers.h>
 #include <bpf/bpf_tracing.h>
 #include <linux/blkdev.h>
-#define __TARGET_ARCH_aarch64 
+#define __TARGET_ARCH_aarch64
 #define u64 unsigned long long
 
 struct {
@@ -33,11 +33,11 @@ SEC("kprobe/blk_account_io_completion")
 int BPF_KPROBE(trace_completion, struct request *req)
 {
     u64 *tsp, delta;
-    
+
     tsp = bpf_map_lookup_elem(&start, &req);
     if (tsp) {
         delta = bpf_ktime_get_ns() - *tsp;
-        bpf_printk("%d %x %d\n", req->__data_len, 
+        bpf_printk("%d %x %d\n", req->__data_len,
                   req->cmd_flags, delta / 1000);
         bpf_map_delete_elem(&start, &req);
     }