linux-kernel - [PATCH] mm: remove unused mmap tracepoints

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250411161746.1043239-1-csander@purestorage.com>
Date: Fri, 11 Apr 2025 10:17:45 -0600
From: Caleb Sander Mateos <csander@...estorage.com>
To: Steven Rostedt <rostedt@...dmis.org>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
Cc: "Liam R . Howlett" <Liam.Howlett@...cle.com>,
	Caleb Sander Mateos <csander@...estorage.com>,
	Eric Mueller <emueller@...estorage.com>,
	linux-kernel@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org
Subject: [PATCH] mm: remove unused mmap tracepoints

The vma_mas_szero and vma_store tracepoints are unused since commit
fbcc3104b843 ("mmap: convert __vma_adjust() to use vma iterator").
Remove them so they are no longer listed as available tracepoints.

Reported-by: Eric Mueller <emueller@...estorage.com>
Signed-off-by: Caleb Sander Mateos <csander@...estorage.com>
---
 include/trace/events/mmap.h | 52 -------------------------------------
 1 file changed, 52 deletions(-)

diff --git a/include/trace/events/mmap.h b/include/trace/events/mmap.h
index f8d61485de16..ee2843a5daef 100644
--- a/include/trace/events/mmap.h
+++ b/include/trace/events/mmap.h
@@ -41,62 +41,10 @@ TRACE_EVENT(vm_unmapped_area,
 		__entry->total_vm, __entry->flags, __entry->length,
 		__entry->low_limit, __entry->high_limit, __entry->align_mask,
 		__entry->align_offset)
 );
 
-TRACE_EVENT(vma_mas_szero,
-	TP_PROTO(struct maple_tree *mt, unsigned long start,
-		 unsigned long end),
-
-	TP_ARGS(mt, start, end),
-
-	TP_STRUCT__entry(
-			__field(struct maple_tree *, mt)
-			__field(unsigned long, start)
-			__field(unsigned long, end)
-	),
-
-	TP_fast_assign(
-			__entry->mt		= mt;
-			__entry->start		= start;
-			__entry->end		= end;
-	),
-
-	TP_printk("mt_mod %p, (NULL), SNULL, %lu, %lu,",
-		  __entry->mt,
-		  (unsigned long) __entry->start,
-		  (unsigned long) __entry->end
-	)
-);
-
-TRACE_EVENT(vma_store,
-	TP_PROTO(struct maple_tree *mt, struct vm_area_struct *vma),
-
-	TP_ARGS(mt, vma),
-
-	TP_STRUCT__entry(
-			__field(struct maple_tree *, mt)
-			__field(struct vm_area_struct *, vma)
-			__field(unsigned long, vm_start)
-			__field(unsigned long, vm_end)
-	),
-
-	TP_fast_assign(
-			__entry->mt		= mt;
-			__entry->vma		= vma;
-			__entry->vm_start	= vma->vm_start;
-			__entry->vm_end		= vma->vm_end - 1;
-	),
-
-	TP_printk("mt_mod %p, (%p), STORE, %lu, %lu,",
-		  __entry->mt, __entry->vma,
-		  (unsigned long) __entry->vm_start,
-		  (unsigned long) __entry->vm_end
-	)
-);
-
-
 TRACE_EVENT(exit_mmap,
 	TP_PROTO(struct mm_struct *mm),
 
 	TP_ARGS(mm),
 
-- 
2.45.2