diff options
| author | Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com> | 2025-07-04 00:23:10 +0200 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2025-07-04 09:32:35 +0200 |
| commit | c679d17d3f2d895b34e660673141ad250889831f (patch) | |
| tree | cbedd6411c1691026dcb3e5077e9d1f19089959f /net/core/scm.c | |
| parent | 2775832f71e53a294c93fa4b343a71787a87e5d3 (diff) | |
af_unix: enable handing out pidfds for reaped tasks in SCM_PIDFD
Now everything is ready to pass PIDFD_STALE to pidfd_prepare().
This will allow opening pidfd for reaped tasks.
Cc: linux-kernel@vger.kernel.org
Cc: netdev@vger.kernel.org
Cc: David S. Miller <davem@davemloft.net>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Paolo Abeni <pabeni@redhat.com>
Cc: Simon Horman <horms@kernel.org>
Cc: Willem de Bruijn <willemb@google.com>
Cc: Leon Romanovsky <leon@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Christian Brauner <brauner@kernel.org>
Cc: Kuniyuki Iwashima <kuniyu@google.com>
Cc: Lennart Poettering <mzxreary@0pointer.de>
Cc: Luca Boccassi <bluca@debian.org>
Cc: David Rheinsberg <david@readahead.eu>
Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>
Link: https://lore.kernel.org/20250703222314.309967-7-aleksandr.mikhalitsyn@canonical.com
Reviewed-by: Christian Brauner <brauner@kernel.org>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'net/core/scm.c')
| -rw-r--r-- | net/core/scm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/core/scm.c b/net/core/scm.c index 358a4e04d46c..072d5742440a 100644 --- a/net/core/scm.c +++ b/net/core/scm.c @@ -23,6 +23,7 @@ #include <linux/security.h> #include <linux/pid_namespace.h> #include <linux/pid.h> +#include <uapi/linux/pidfd.h> #include <linux/pidfs.h> #include <linux/nsproxy.h> #include <linux/slab.h> @@ -482,7 +483,7 @@ static void scm_pidfd_recv(struct msghdr *msg, struct scm_cookie *scm) if (!scm->pid) return; - pidfd = pidfd_prepare(scm->pid, 0, &pidfd_file); + pidfd = pidfd_prepare(scm->pid, PIDFD_STALE, &pidfd_file); if (put_cmsg(msg, SOL_SOCKET, SCM_PIDFD, sizeof(int), &pidfd)) { if (pidfd_file) { |