tools: Remove unused variable stub

Signed-off-by: Hengqi Chen <chenhengqi@outlook.com>

diff --git a/tools/readahead.py b/tools/readahead.py
index a762684fba54872684d69474282e19ad3f3f422e..1f6e9a4df52480a86ab96de7c3f6e68126887d26 100755 (executable)
--- a/tools/readahead.py
+++ b/tools/readahead.py
@@ -93,7 +93,7 @@ int entry_mark_page_accessed(struct pt_regs *ctx) {
 """
 
 bpf_text_kfunc = """
-KFUNC_PROBE(RA_FUNC, void *unused)
+KFUNC_PROBE(RA_FUNC)
 {
     u32 pid = bpf_get_current_pid_tgid();
     u8 one = 1;
@@ -102,7 +102,7 @@ KFUNC_PROBE(RA_FUNC, void *unused)
     return 0;
 }
 
-KRETFUNC_PROBE(RA_FUNC, void *unused)
+KRETFUNC_PROBE(RA_FUNC)
 {
     u32 pid = bpf_get_current_pid_tgid();
     u8 zero = 0;

diff --git a/tools/vfsstat.py b/tools/vfsstat.py
index 9132b95916ba01b8144d94b2ac91a0b06cc9071e..a9c213d4ed39de67bc6f5677858b1936cb08f00f 100755 (executable)
--- a/tools/vfsstat.py
+++ b/tools/vfsstat.py
@@ -65,11 +65,11 @@ void do_create(struct pt_regs *ctx) { stats_increment(S_CREATE); }
 """
 
 bpf_text_kfunc = """
-KFUNC_PROBE(vfs_read, int unused)   { stats_increment(S_READ); return 0; }
-KFUNC_PROBE(vfs_write, int unused)  { stats_increment(S_WRITE); return 0; }
-KFUNC_PROBE(vfs_fsync, int unused)  { stats_increment(S_FSYNC); return 0; }
-KFUNC_PROBE(vfs_open, int unused)   { stats_increment(S_OPEN); return 0; }
-KFUNC_PROBE(vfs_create, int unused) { stats_increment(S_CREATE); return 0; }
+KFUNC_PROBE(vfs_read)   { stats_increment(S_READ); return 0; }
+KFUNC_PROBE(vfs_write)  { stats_increment(S_WRITE); return 0; }
+KFUNC_PROBE(vfs_fsync)  { stats_increment(S_FSYNC); return 0; }
+KFUNC_PROBE(vfs_open)   { stats_increment(S_OPEN); return 0; }
+KFUNC_PROBE(vfs_create) { stats_increment(S_CREATE); return 0; }
 """
 
 is_support_kfunc = BPF.support_kfunc()