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From: Christian Brauner <brauner@kernel.org>
To: Eric Dumazet <edumazet@google.com>,
	 Kuniyuki Iwashima <kuniyu@amazon.com>,
	Oleg Nesterov <oleg@redhat.com>,
	 linux-fsdevel@vger.kernel.org, Jann Horn <jannh@google.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	"Alexander Viro" <viro@zeniv.linux.org.uk>,
	"Daan De Meyer" <daan.j.demeyer@gmail.com>,
	"David Rheinsberg" <david@readahead.eu>,
	"Jakub Kicinski" <kuba@kernel.org>, "Jan Kara" <jack@suse.cz>,
	"Lennart Poettering" <lennart@poettering.net>,
	"Luca Boccassi" <bluca@debian.org>, "Mike Yuan" <me@yhndnzj.com>,
	"Paolo Abeni" <pabeni@redhat.com>,
	"Simon Horman" <horms@kernel.org>,
	"Zbigniew Jędrzejewski-Szmek" <zbyszek@in.waw.pl>,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	"Christian Brauner" <brauner@kernel.org>,
	"Alexander Mikhalitsyn" <alexander@mihalicyn.com>
Subject: [PATCH RFC v3 09/10] selftests/pidfd: add PIDFD_INFO_COREDUMP infrastructure
Date: Mon, 05 May 2025 13:13:47 +0200	[thread overview]
Message-ID: <20250505-work-coredump-socket-v3-9-e1832f0e1eae@kernel.org> (raw)
In-Reply-To: <20250505-work-coredump-socket-v3-0-e1832f0e1eae@kernel.org>

Add PIDFD_INFO_COREDUMP infrastructure so we can use it in tests.

Signed-off-by: Christian Brauner <brauner@kernel.org>
---
 tools/testing/selftests/pidfd/pidfd.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/tools/testing/selftests/pidfd/pidfd.h b/tools/testing/selftests/pidfd/pidfd.h
index 55bcf81a2b9a..6e812c3afca4 100644
--- a/tools/testing/selftests/pidfd/pidfd.h
+++ b/tools/testing/selftests/pidfd/pidfd.h
@@ -131,6 +131,26 @@
 #define PIDFD_INFO_EXIT			(1UL << 3) /* Always returned if available, even if not requested */
 #endif
 
+#ifndef PIDFD_INFO_COREDUMP
+#define PIDFD_INFO_COREDUMP		(1UL << 4)
+#endif
+
+#ifndef PIDFD_COREDUMPED
+#define PIDFD_COREDUMPED	(1U << 0) /* Did crash and... */
+#endif
+
+#ifndef PIDFD_COREDUMP_SKIP
+#define PIDFD_COREDUMP_SKIP	(1U << 1) /* coredumping generation was skipped. */
+#endif
+
+#ifndef PIDFD_COREDUMP_USER
+#define PIDFD_COREDUMP_USER	(1U << 2) /* coredump was done as the user. */
+#endif
+
+#ifndef PIDFD_COREDUMP_ROOT
+#define PIDFD_COREDUMP_ROOT	(1U << 3) /* coredump was done as root. */
+#endif
+
 #ifndef PIDFD_THREAD
 #define PIDFD_THREAD O_EXCL
 #endif
@@ -150,6 +170,8 @@ struct pidfd_info {
 	__u32 fsuid;
 	__u32 fsgid;
 	__s32 exit_code;
+	__u32 coredump_mask;
+	__u32 __spare1;
 };
 
 /*

-- 
2.47.2


  parent reply	other threads:[~2025-05-05 11:14 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-05 11:13 [PATCH RFC v3 00/10] coredump: add coredump socket Christian Brauner
2025-05-05 11:13 ` [PATCH RFC v3 01/10] coredump: massage format_corname() Christian Brauner
2025-05-05 11:13 ` [PATCH RFC v3 02/10] coredump: massage do_coredump() Christian Brauner
2025-05-05 11:13 ` [PATCH RFC v3 03/10] net: reserve prefix Christian Brauner
2025-05-05 11:13 ` [PATCH RFC v3 04/10] coredump: add coredump socket Christian Brauner
2025-05-05 12:55   ` Jann Horn
2025-05-05 13:06     ` Luca Boccassi
2025-05-05 14:46     ` Christian Brauner
2025-05-05 18:48   ` Kuniyuki Iwashima
2025-05-06  8:24     ` Christian Brauner
2025-05-05 11:13 ` [PATCH RFC v3 05/10] coredump: validate socket name as it is written Christian Brauner
2025-05-05 11:13 ` [PATCH RFC v3 06/10] coredump: show supported coredump modes Christian Brauner
2025-05-05 11:13 ` [PATCH RFC v3 07/10] pidfs, coredump: add PIDFD_INFO_COREDUMP Christian Brauner
2025-05-05 11:13 ` [PATCH RFC v3 08/10] net, pidfs, coredump: only allow coredumping tasks to connect to coredump socket Christian Brauner
2025-05-05 13:08   ` Jann Horn
2025-05-05 14:06     ` Christian Brauner
2025-05-05 18:40       ` Kuniyuki Iwashima
2025-05-05 19:10         ` Jann Horn
2025-05-05 19:35           ` Kuniyuki Iwashima
2025-05-05 19:44             ` Kuniyuki Iwashima
2025-05-05 19:55               ` Jann Horn
2025-05-05 20:41                 ` Kuniyuki Iwashima
2025-05-06  7:39                 ` Christian Brauner
2025-05-06 14:51                   ` Jann Horn
2025-05-06 15:16                     ` Christian Brauner
2025-05-06 19:28                       ` Kuniyuki Iwashima
2025-05-07 11:50                     ` Mickaël Salaün
2025-05-05 19:55             ` Jann Horn
2025-05-05 20:30               ` Kuniyuki Iwashima
2025-05-06  8:06           ` Christian Brauner
2025-05-06 14:37             ` Jann Horn
2025-05-06 19:18             ` Kuniyuki Iwashima
2025-05-07 11:51               ` Mickaël Salaün
2025-05-07 14:22                 ` Lennart Poettering
2025-05-07 22:10                 ` Paul Moore
2025-05-05 11:13 ` Christian Brauner [this message]
2025-05-05 11:13 ` [PATCH RFC v3 10/10] selftests/coredump: add tests for AF_UNIX coredumps Christian Brauner
2025-05-05 14:41 ` [PATCH RFC v3 00/10] coredump: add coredump socket Mickaël Salaün
2025-05-05 14:56   ` Christian Brauner
2025-05-05 15:38     ` Mickaël Salaün
2025-05-05 14:59   ` Jann Horn
2025-05-05 15:39     ` Mickaël Salaün
2025-05-05 18:33 ` Kuniyuki Iwashima
2025-05-06  7:33   ` Christian Brauner

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