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UPSTREAM: selftests/pidfd: add new PIDFD_SELF* defines

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They will be needed in selftests in follow-up patches.

Signed-off-by: Christian Brauner <brauner@kernel.org>
(cherry picked from commit e943271f7956e439e4c9ef3b7a13f7f00f6c9885)

Bug: 402449065
Change-Id: Ib7f535613edd87e0d2975358e8794db197af2ecf
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
This commit is contained in:
Christian Brauner
2025-02-05 13:54:56 +01:00
committed by Carlos Llamas
parent 1734a4ad6b
commit 7a879200c9
1 changed files with 16 additions and 0 deletions
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16
tools/testing/selftests/pidfd/pidfd.h
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@@ -50,6 +50,22 @@
#define PIDFD_NONBLOCK O_NONBLOCK
#endif
#ifndef PIDFD_SELF_THREAD
#define PIDFD_SELF_THREAD -10000 /* Current thread. */
#endif
#ifndef PIDFD_SELF_THREAD_GROUP
#define PIDFD_SELF_THREAD_GROUP -20000 /* Current thread group leader. */
#endif
#ifndef PIDFD_SELF
#define PIDFD_SELF PIDFD_SELF_THREAD
#endif
#ifndef PIDFD_SELF_PROCESS
#define PIDFD_SELF_PROCESS PIDFD_SELF_THREAD_GROUP
#endif
/*
* The kernel reserves 300 pids via RESERVED_PIDS in kernel/pid.c
* That means, when it wraps around any pid < 300 will be skipped.