linux-kernel - [RFC PATCH v3 27/37] mm/damon/core: report access-generated thread id of the fault event

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

Message-ID: <20251208062943.68824-28-sj@kernel.org>
Date: Sun,  7 Dec 2025 22:29:31 -0800
From: SeongJae Park <sj@...nel.org>
To: 
Cc: SeongJae Park <sj@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	damon@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: [RFC PATCH v3 27/37] mm/damon/core: report access-generated thread id of the fault event

Page fault event reporting function can know which thread is making the
access.  Add the information to the report.

Signed-off-by: SeongJae Park <sj@...nel.org>
---
 mm/damon/core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mm/damon/core.c b/mm/damon/core.c
index b627fc84161c..4971647d4b5e 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -1712,6 +1712,7 @@ void damon_report_page_fault(struct vm_fault *vmf, bool huge_pmd)
 	struct damon_access_report access_report = {
 		.size = 1,	/* todo: set appripriately */
 		.cpu = smp_processor_id(),
+		.tid = task_pid_vnr(current),
 	};
 
 	if (huge_pmd)
-- 
2.47.3